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The crystal structure of anhydrous tripotassium citrate has been solved and refined using laboratory X-ray powder diffraction data, and optimized using density functional techniques.

Supporting information

cif

Crystallographic Information File (CIF) https://doi.org/10.1107/S2056989016011506/wm5301sup1.cif
Contains datablocks KADU1578_publ, kadu1578_DFT, KADU1578_overall, KADU1578_phase_1, KADU1578_phase_2, KADU1578_p_01

CCDC references: 1493594; 1481346; 1493593

Key indicators

  • Single-crystal X-ray study
  • T = 300 K
  • Mean [sigma](C-C) = 0.036 Å
  • Mean [sigma](C-C) = 0.000 Å
  • Mean [sigma](O-C) = 0.000 Å
  • R factor = 0.000
  • wR factor = 0.000
  • Data-to-parameter ratio = 0.0

checkCIF/PLATON results

No syntax errors found



Datablock: KADU1578_phase_1


Alert level A DIFF001_ALERT_1_A _diffrn_radiation_type is missing The radiation type should contain one of the following * 'Cu K\a' * 'Mo K\a' * 'Ag K\a' * neutron * synchrotron The following tests will not be performed. ABSMU_01,ABSTM_02,CRYSS_01,RADNW_01
Author Response: Present at lines 1620-1621.
DIFF002_ALERT_1_A  _diffrn_radiation_wavelength is missing
            Radiation wavelength (A).
            The following tests will not be performed.
            RADNW_01,REFLT_03,REFNR_01,THETM_01
Author Response: Present at lines 1620-1621.
EXPT010_ALERT_1_A  _exptl_crystal_colour (_pd_char_colour for powder) is missing
            Crystal colour.
            The following tests will not be performed.
            CRYSC_01
Author Response: Present at line 779.
DIFF003_ALERT_1_A  _diffrn_measurement_device_type is missing
            Diffractometer make and type. Replaces _diffrn_measurement_type.
Author Response: Present at line 1481.
REFI010_ALERT_1_A  _refine_ls_number_parameters is missing
            Number of parameters refined.
            The following tests will not be performed
            REFNR_01
Author Response: Present at line 786.
REFI014_ALERT_1_G  _refine_ls_hydrogen_treatment is missing
            Code for H-atom treatment.
            The following tests will not be performed
            HYDTR_01
PLAT044_ALERT_1_A Calculated and Reported Density Dx  Differ by ..     2.0318 Check
Author Response: A fairly normal GSAS/checkCIF difference.
PLAT086_ALERT_2_A Unsatisfactory S Value (Too Low or Not Given) ..       0.00 Check
Author Response: Reduced Chi2 is given at line 529.
PLAT091_ALERT_1_A No Wavelength found in CIF - 0.71073 Ang Assumed     Please Check
Author Response: Present at lines 1620-1621.
PLAT183_ALERT_1_A Missing _cell_measurement_reflns_used value ....     Please Do !
Author Response: Not relevant; a powder structure.
PLAT184_ALERT_1_A Missing _cell_measurement_theta_min value ......     Please Do !
Author Response: Not relevant; a powder structure.
PLAT185_ALERT_1_A Missing _cell_measurement_theta_max value ......     Please Do !
Author Response: Not relevant; a powder structure.
PLAT198_ALERT_1_A Missing _diffrn_ambient_temperature   Datum ....     Please Add
Author Response: Present at line 1477.
PLAT721_ALERT_1_A Bond    Calc     0.95000, Rep     0.82(4) Dev...       0.13 Ang.
              H9     -C4            1.555   1.555 ............     #   24 Check
Author Response: I recalculated the H position.

Alert level B PLAT111_ALERT_2_B ADDSYM Detects New (Pseudo) Centre of Symmetry . 100 %Fit PLAT340_ALERT_3_B Low Bond Precision on C-C Bonds ............... 0.036 Ang. PLAT731_ALERT_1_B Bond Calc 1.55(4), Rep 1.544(4) ...... 10 s.u.-R C2 -C3 1.555 1.555 ............ # 5 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_B Bond    Calc     1.55(4), Rep    1.544(4) ......         10 s.u.-R
              C3   -C2          1.555   1.555 ............     #    8 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_B Bond    Calc     1.54(4), Rep    1.544(5) ......          8 s.u.-R
              C3   -C4          1.555   1.555 ............     #    9 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_B Bond    Calc     1.54(4), Rep    1.544(5) ......          8 s.u.-R
              C4   -C3          1.555   1.555 ............     #   12 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_B Bond    Calc     1.51(5), Rep    1.511(5) ......         10 s.u.-R
              C4   -C5          1.555   1.555 ............     #   13 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_B Bond    Calc     1.51(5), Rep    1.511(5) ......         10 s.u.-R
              C5   -C4          1.555   1.555 ............     #   16 Check
Author Response: A normal difference between GSAS and checkCIF.

Alert level C REFI015_ALERT_1_A _refine_ls_shift/su_max is missing Maximum shift/s.u. ratio after final refinement cycle. The following tests will not be performed SHFSU_01
Author Response: Present at line 783.
PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given .....     Please Do !
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C1 Check
Author Response: Fixed to define the origin.
PLAT241_ALERT_2_C High   'MainMol' Ueq as Compared to Neighbors of        K19 Check
Author Response: It's a powder structure.
PLAT731_ALERT_1_C Bond    Calc     1.51(3), Rep    1.510(5) ......          6 s.u.-R
              C1   -C2          1.555   1.555 ............     #    1 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.28(4), Rep    1.278(9) ......          4 s.u.-R
              C1   -O11         1.555   1.555 ............     #    2 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.28(4), Rep    1.271(9) ......          4 s.u.-R
              C1   -O12         1.555   1.555 ............     #    3 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.51(3), Rep    1.510(5) ......          6 s.u.-R
              C2   -C1          1.555   1.555 ............     #    4 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.56(2), Rep    1.553(4) ......          5 s.u.-R
              C3   -C6          1.555   1.555 ............     #   10 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.27(5), Rep    1.268(9) ......          6 s.u.-R
              C5   -O13         1.555   1.555 ............     #   17 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.27(4), Rep    1.270(9) ......          4 s.u.-R
              C5   -O14         1.555   1.555 ............     #   18 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.56(2), Rep    1.553(4) ......          5 s.u.-R
              C6   -C3          1.555   1.555 ............     #   19 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.28(4), Rep    1.278(9) ......          4 s.u.-R
              O11  -C1          1.555   1.555 ............     #   26 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.28(4), Rep    1.271(9) ......          4 s.u.-R
              O12  -C1          1.555   1.555 ............     #   30 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.27(5), Rep    1.268(9) ......          6 s.u.-R
              O13  -C5          1.555   1.555 ............     #   35 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT731_ALERT_1_C Bond    Calc     1.27(4), Rep    1.270(9) ......          4 s.u.-R
              O14  -C5          1.555   1.555 ............     #   41 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.90000, Rep     0.90(3) ......  Senseless s.u.
              C2   -H7          1.555   1.555 ............     #    6 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     1.01000, Rep     1.01(4) ......  Senseless s.u.
              C2   -H8          1.555   1.555 ............     #    7 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.95000, Rep     0.95(4) ......  Senseless s.u.
              C4   -H9          1.555   1.555 ............     #   14 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     1.02000, Rep     1.03(5) ......  Senseless s.u.
              C4   -H10         1.555   1.555 ............     #   15 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.90000, Rep     0.90(3) ......  Senseless s.u.
              H7   -C2          1.555   1.555 ............     #   22 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     1.01000, Rep     1.01(4) ......  Senseless s.u.
              H8   -C2          1.555   1.555 ............     #   23 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.95000, Rep     0.82(4) ......  Senseless s.u.
              H9   -C4          1.555   1.555 ............     #   24 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     1.02000, Rep     1.03(5) ......  Senseless s.u.
              H10  -C4          1.555   1.555 ............     #   25 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.76000, Rep   0.757(11) ......  Senseless s.u.
              O17  -H18         1.555   1.555 ............     #   55 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT751_ALERT_4_C Bond    Calc     0.76000, Rep   0.757(11) ......  Senseless s.u.
              H18  -O17         1.555   1.555 ............     #   58 Check
Author Response: A normal difference between GSAS and checkCIF.
PLAT752_ALERT_4_C Angle   Calc       92.00, Rep    91.9(14) ......  Senseless s.u.
              C3   -O17  -H18       1.555   1.555   1.555 ....     #   55 Check
Author Response: A normal difference between GSAS and checkCIF.

Alert level G PLAT004_ALERT_5_G Polymeric Structure Found with Maximum Dimension 3 Info PLAT007_ALERT_5_G Number of Unrefined Donor-H Atoms .............. 1 Report PLAT112_ALERT_2_G ADDSYM Detects New (Pseudo) Symm. Elem. m 87 %Fit PLAT113_ALERT_2_G ADDSYM Suggests Possible Pseudo/New Space Group Pnma Check PLAT343_ALERT_2_G Unusual sp3 Angle Range in Main Residue for C4 Check PLAT792_ALERT_1_G The Model has Chirality at C3 (Polar SPGR) S Verify PLAT981_ALERT_1_G No non-zero f" Anomalous Scattering Values Found Please Check PLAT986_ALERT_1_G No non-zero f' Anomalous Scattering Values Found Please Check
14 ALERT level A = Most likely a serious problem - resolve or explain 8 ALERT level B = A potentially serious problem, consider carefully 26 ALERT level C = Check. Ensure it is not caused by an omission or oversight 9 ALERT level G = General information/check it is not something unexpected 35 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 6 ALERT type 2 Indicator that the structure model may be wrong or deficient 1 ALERT type 3 Indicator that the structure quality may be low 13 ALERT type 4 Improvement, methodology, query or suggestion 2 ALERT type 5 Informative message, check
Datablock: KADU1578_phase_2

Alert level A DIFF001_ALERT_1_A _diffrn_radiation_type is missing The radiation type should contain one of the following * 'Cu K\a' * 'Mo K\a' * 'Ag K\a' * neutron * synchrotron The following tests will not be performed. ABSMU_01,ABSTM_02,CRYSS_01,RADNW_01
Author Response: Present at lines 1620-1621.
DIFF002_ALERT_1_A  _diffrn_radiation_wavelength is missing
            Radiation wavelength (A).
            The following tests will not be performed.
            RADNW_01,REFLT_03,REFNR_01,THETM_01
Author Response: Present at lines 1620-1621.
EXPT010_ALERT_1_A  _exptl_crystal_colour (_pd_char_colour for powder) is missing
            Crystal colour.
            The following tests will not be performed.
            CRYSC_01
Author Response: The silicon internal standard is grey.
DIFF003_ALERT_1_A  _diffrn_measurement_device_type is missing
            Diffractometer make and type. Replaces _diffrn_measurement_type.
Author Response: Present at line 1481.
REFI010_ALERT_1_A  _refine_ls_number_parameters is missing
            Number of parameters refined.
            The following tests will not be performed
            REFNR_01
Author Response: Present at line 786.
PLAT044_ALERT_1_A Calculated and Reported Density Dx  Differ by ..     2.3294 Check
Author Response: Not sure why there is a difference.
PLAT086_ALERT_2_A Unsatisfactory S Value (Too Low or Not Given) ..       0.00 Check
Author Response: Reduced Chi2 is given at line 529.
PLAT091_ALERT_1_A No Wavelength found in CIF - 0.71073 Ang Assumed     Please Check
Author Response: Present at lines 1620-1621.
PLAT183_ALERT_1_A Missing _cell_measurement_reflns_used value ....     Please Do !
Author Response: Not relevant; a powder structure.
PLAT184_ALERT_1_A Missing _cell_measurement_theta_min value ......     Please Do !
Author Response: Not relevant; a powder structure.
PLAT185_ALERT_1_A Missing _cell_measurement_theta_max value ......     Please Do !
Author Response: Not relevant; a powder structure.
PLAT198_ALERT_1_A Missing _diffrn_ambient_temperature   Datum ....     Please Add
Author Response: Present at line 1477.

Alert level C REFI015_ALERT_1_A _refine_ls_shift/su_max is missing Maximum shift/s.u. ratio after final refinement cycle. The following tests will not be performed SHFSU_01
Author Response: Present at line 783.
PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given .....     Please Do !
PLAT141_ALERT_4_C s.u. on a - Axis Small or Missing ..............    0.00000 Ang.
Author Response: It was fixed; it's a NIST SRM.
PLAT151_ALERT_1_C No s.u. (esd) Given on Volume ..................     Please Do !
Author Response: Fixed cell.

Alert level G PLAT004_ALERT_5_G Polymeric Structure Found with Maximum Dimension 2 Info PLAT981_ALERT_1_G No non-zero f" Anomalous Scattering Values Found Please Check PLAT986_ALERT_1_G No non-zero f' Anomalous Scattering Values Found Please Check
13 ALERT level A = Most likely a serious problem - resolve or explain 0 ALERT level B = A potentially serious problem, consider carefully 3 ALERT level C = Check. Ensure it is not caused by an omission or oversight 3 ALERT level G = General information/check it is not something unexpected 15 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 1 ALERT type 2 Indicator that the structure model may be wrong or deficient 0 ALERT type 3 Indicator that the structure quality may be low 2 ALERT type 4 Improvement, methodology, query or suggestion 1 ALERT type 5 Informative message, check
Datablock: kadu1578_DFT

Alert level A CHEM001_ALERT_1_A _chemical_formula_sum is missing Chemical formula as sum of elements. The following tests will not be performed. CELLZ_01,CHEMS_01,CHEMW_01
Author Response: Present at line 925.
EXPT001_ALERT_1_A  _exptl_crystal_density_diffrn is missing
            Density calculated from unit cell and contents (Mg m-3).
            The following tests will not be performed.
            DENSD_01,DENSX_01
Author Response: It's a DFT calculation.
CELL003_ALERT_1_A  _cell_measurement_reflns_used is missing
            Number of reflections used to measure unit cell.
Author Response: It's a DFT calculation.
CELL004_ALERT_1_A  _cell_measurement_theta_min is missing
            Minimum theta of reflections used to measure unit cell.
            The following tests will not be performed.
            CELLT_01
Author Response: It's a DFT calculation.
CELL005_ALERT_1_A  _cell_measurement_theta_max is missing
            Maximum theta of reflections used to measure unit cell.
            The following tests will not be performed.
            CELLT_01
Author Response: It's a DFT calculation.
EXPT004_ALERT_1_A  _exptl_absorpt_coefficient_mu is missing
            Linear absorption coefficient (mm-1).
            The following tests will not be performed.
            ABSMU_01,ABSTM_02
Author Response: It's a DFT calculation.
EXPT005_ALERT_1_A  _exptl_crystal_description is missing
            Crystal habit description.
            The following tests will not be performed.
            CRYSR_01
Author Response: It's a DFT calculation.
EXPT009_ALERT_1_A  No crystal dimensions have been given.
            The following tests will not be performed.
            CRYSS_01,CRYSS_02
Author Response: It's a DFT calculation.
EXPT108_ALERT_1_A  The magnitudes of the crystal dimensions do not
            match the min, mid and max definitions
Author Response: It's a DFT calculation.
EXPT010_ALERT_1_A  _exptl_crystal_colour (_pd_char_colour for powder) is missing
            Crystal colour.
            The following tests will not be performed.
            CRYSC_01
Author Response: It's a DFT calculation.
DIFF005_ALERT_1_A  _diffrn_measurement_method is missing
            Mode of intensity measurement and scan.
Author Response: It's a DFT calculation.
DIFF007_ALERT_1_A  _diffrn_reflns_number is missing
            Total number of reflections measured.
            The following tests will not be performed.
            REFLG_01,REFLT_01
Author Response: It's a DFT calculation.
REFL001_ALERT_1_A  _reflns_number_total is missing
            Number of symmetry-independent reflections.
            The following tests will not be performed.
            REFLT_01,REFLT_02,REFLT_03,REFNR_01
Author Response: It's a DFT calculation.
REFL002_ALERT_1_A  _reflns_number_gt is missing
            Number of reflections > sigma threshold.
            The following tests will not be performed.
            REFLG_01,REFLT_02
Author Response: It's a DFT calculation.
REFL004_ALERT_1_A  _reflns_threshold_expression is missing
            Sigma expression for F, F2 or I threshold.
            The following tests will not be performed.
            REFLE_01
Author Response: It's a DFT calculation.
DIFF008_ALERT_1_A  _diffrn_reflns_theta_max is missing
            Maximum theta of measured reflections.
            The following tests will not be performed
            REFLT_03,REFNR_01,THETM_01
Author Response: It's a DFT calculation.
DIFF013_ALERT_1_A  _diffrn_reflns_limit_h_min is missing
            Minimum h index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF014_ALERT_1_A  _diffrn_reflns_limit_h_max is missing
            Maximum h index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF015_ALERT_1_A  _diffrn_reflns_limit_k_min is missing
            Minimum k index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF016_ALERT_1_A  _diffrn_reflns_limit_k_max is missing
            Maximum k index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF017_ALERT_1_A  _diffrn_reflns_limit_l_min is missing
            Minimum l index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF018_ALERT_1_A  _diffrn_reflns_limit_l_max is missing
            Maximum l index of measured data.
            The following tests will not be performed
            REFLL_01
Author Response: It's a DFT calculation.
DIFF019_ALERT_1_A  _diffrn_standards_number is missing
            Number of standards used in measurement.
Author Response: It's a DFT calculation.
DIFF020_ALERT_1_A  _diffrn_standards_interval_count and
            _diffrn_standards_interval_time are missing. Number of measurements
            between standards or time (min) between standards.
Author Response: It's a DFT calculation.
DIFF022_ALERT_1_A  _diffrn_standards_decay_% is missing
            Percentage decrease in standards intensity.
Author Response: It's a DFT calculation.
REFI001_ALERT_1_A  _refine_ls_structure_factor_coef is missing
            The structure factor coefficient should be one of the following
            *  Inet
            *  Fsqd
            *  F
            The following tests will not be performed
            FCOEF_01
Author Response: It's a DFT calculation.
REFI003_ALERT_1_A  _refine_ls_R_factor_gt is missing
            R factor of F for reflections > threshold.
            The following tests will not be performed
            RFACG_01
Author Response: It's a DFT calculation.
REFI005_ALERT_1_A  _refine_ls_wR_factor_ref is missing
            R factor of coefficient for refinement reflections.
            The following tests will not be performed
            RFACR_01
Author Response: It's a DFT calculation.
REFI007_ALERT_1_A  _refine_ls_goodness_of_fit_ref is missing
            Goodness of fit S for refinement reflections.
            The following tests will not be performed
            GOODF_01
Author Response: It's a DFT calculation.
REFI009_ALERT_1_A  _refine_ls_number_reflns is missing
            Number of reflections used in refinement.
            The following test will not be performed
            REFNR_01
Author Response: It's a DFT calculation.
REFI010_ALERT_1_A  _refine_ls_number_parameters is missing
            Number of parameters refined.
            The following tests will not be performed
            REFNR_01
Author Response: It's a DFT calculation.
REFI011_ALERT_1_A  _refine_ls_weighting_scheme is missing
            The weighting scheme should be one of the following
            *  sigma
            *  calc
            The following tests will not be performed
            WEIGH_01
Author Response: It's a DFT calculation.
REFI015_ALERT_1_A  _refine_ls_shift/su_max is missing
            Maximum shift/s.u. ratio after final refinement cycle.
            The following tests will not be performed
            SHFSU_01
Author Response: It's a DFT calculation.
REFI017_ALERT_1_A  _refine_diff_density_max is missing
            Maximum value of final difference map (e A-3).
            The following tests will not be performed
            DIFMN_01,DIFMX_01,DIFMX_02
Author Response: It's a DFT calculation.
REFI018_ALERT_1_A  _refine_diff_density_min is missing
            Minimum value of final difference map (e A-3).
            The following tests will not be performed
            DIFMN_01,DIFMN_02,DIFMN_03
Author Response: It's a DFT calculation.
ATOM007_ALERT_1_A  _atom_site_aniso_label is missing
            Unique label identifying the atom site.
Author Response: It's a DFT calculation. The refined Uiso are used.
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full value Low .      0.000 Note
Author Response: It's a DFT calculation.
PLAT044_ALERT_1_A Calculated and Reported Density Dx  Differ by ..     2.0321 Check
Author Response: Not sure why there is a difference
PLAT047_ALERT_1_A SumFormula Not Given ...........................     Please Do !
Author Response: Present at line 925.
PLAT050_ALERT_1_A Absorption Coefficient mu Not Given ............     Please Do !
Author Response: It's a DFT calculation.
PLAT086_ALERT_2_A Unsatisfactory S Value (Too Low or Not Given) ..       0.00 Check
Author Response: It's a DFT calculation.
PLAT150_ALERT_1_A Volume as Calculated Differs from that Given ...    1001.66 Ang-3
Author Response: Not sure why checkCIF might calculate it differently.
PLAT183_ALERT_1_A Missing _cell_measurement_reflns_used value ....     Please Do !
Author Response: It's a DFT calculation.
PLAT184_ALERT_1_A Missing _cell_measurement_theta_min value ......     Please Do !
Author Response: It's a DFT calculation.
PLAT185_ALERT_1_A Missing _cell_measurement_theta_max value ......     Please Do !
Author Response: It's a DFT calculation.
PLAT198_ALERT_1_A Missing _diffrn_ambient_temperature   Datum ....     Please Add
Author Response: It's a DFT calculation.
PLAT880_ALERT_1_A Missing datum for _diffrn_reflns_number ............ Please Check
PLAT881_ALERT_1_A Missing datum for _diffrn_reflns_av_R_equivalents .. Please Check

Alert level B PLAT025_ALERT_1_B Hmin..Lmax Data Incomplete or Missing .......... Please Check PLAT111_ALERT_2_B ADDSYM Detects New (Pseudo) Centre of Symmetry . 100 %Fit PLAT112_ALERT_2_B ADDSYM Detects New (Pseudo) Symm. Elem. m 100 %Fit PLAT113_ALERT_2_B ADDSYM Suggests Possible Pseudo/New Space Group Pnma Check
Alert level C PLAT034_ALERT_1_C No Flack Parameter Given. Z > Si, NonCentro .... Please Do !
Author Response: It's a powder structure.
PLAT125_ALERT_4_C No '_symmetry_space_group_name_Hall' Given .....     Please Do !
PLAT151_ALERT_1_C No s.u. (esd) Given on Volume ..................     Please Do !
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C1 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C2 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C3 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C4 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C5 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .         C6 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O11 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O12 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O13 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O14 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O15 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O16 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        O17 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        K19 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        K20 Check
Author Response: It's a DFT calculation.
PLAT161_ALERT_4_C Missing or Zero s.u. (esd) on x-coordinate for .        K21 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C1 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C2 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C3 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C4 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C5 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .         C6 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O11 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O12 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O13 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O14 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O15 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O16 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        O17 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        K19 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        K20 Check
Author Response: It's a DFT calculation.
PLAT162_ALERT_4_C Missing or Zero s.u. (esd) on y-coordinate for .        K21 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C1 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C2 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C3 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C4 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C5 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .         C6 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O11 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O12 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O13 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O14 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O15 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O16 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        O17 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        K19 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        K20 Check
Author Response: It's a DFT calculation.
PLAT163_ALERT_4_C Missing or Zero s.u. (esd) on z-coordinate for .        K21 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.53630(10), Rep     1.53600 ......    Missing s.u.
              C1   -C2          1.555   1.555 ............     #    1 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26500(10), Rep     1.26500 ......    Missing s.u.
              C1   -O11         1.555   1.555 ............     #    2 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26820(10), Rep     1.26800 ......    Missing s.u.
              C1   -O12         1.555   1.555 ............     #    3 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.54090(10), Rep     1.54100 ......    Missing s.u.
              C2   -C3          1.555   1.555 ............     #    4 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.54070(10), Rep     1.54100 ......    Missing s.u.
              C3   -C4          1.555   1.555 ............     #    7 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.56450(10), Rep     1.56400 ......    Missing s.u.
              C3   -C6          1.555   1.555 ............     #    8 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.43880(10), Rep     1.43900 ......    Missing s.u.
              C3   -O17         1.555   1.555 ............     #    9 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.53640(10), Rep     1.53600 ......    Missing s.u.
              C4   -C5          1.555   1.555 ............     #   10 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26830(10), Rep     1.26800 ......    Missing s.u.
              C5   -O13         1.555   1.555 ............     #   13 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26480(10), Rep     1.26500 ......    Missing s.u.
              C5   -O14         1.555   1.555 ............     #   14 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26290(10), Rep     1.26300 ......    Missing s.u.
              C6   -O15         1.555   1.555 ............     #   15 Check
Author Response: It's a DFT calculation.
PLAT741_ALERT_1_C Bond    Calc 1.26570(10), Rep     1.26600 ......    Missing s.u.
              C6   -O16         1.555   1.555 ............     #   16 Check
Author Response: It's a DFT calculation.
PLAT747_ALERT_1_C D...A   Calc 2.55180(10), Rep     2.55200 ......    Missing s.u.
              O17  -O16         1.555   1.555 ............     #   17 Check
Author Response: It's a DFT calculation.
PLAT762_ALERT_1_C CIF Contains no X-Y-H or H-Y-H Angles ..........     Please Check

Alert level G PLAT004_ALERT_5_G Polymeric Structure Found with Maximum Dimension 3 Info PLAT005_ALERT_5_G No Embedded Refinement Details found in the CIF Please Do ! PLAT007_ALERT_5_G Number of Unrefined Donor-H Atoms .............. 1 Report PLAT194_ALERT_1_G Missing _cell_measurement_reflns_used Datum .... Please Add PLAT195_ALERT_1_G Missing _cell_measurement_theta_max Datum .... Please Add PLAT196_ALERT_1_G Missing _cell_measurement_theta_min Datum .... Please Add PLAT792_ALERT_1_G The Model has Chirality at C3 (Polar SPGR) R Verify PLAT808_ALERT_5_G No Parseable SHELXL Style Weighting Scheme Found Please Check PLAT882_ALERT_1_G Missing datum for _diffrn_reflns_av_unetI/netI ..... Please Check PLAT980_ALERT_1_G No Anomalous Scattering Factors Found in CIF ... Please Check
48 ALERT level A = Most likely a serious problem - resolve or explain 4 ALERT level B = A potentially serious problem, consider carefully 65 ALERT level C = Check. Ensure it is not caused by an omission or oversight 10 ALERT level G = General information/check it is not something unexpected 69 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 4 ALERT type 2 Indicator that the structure model may be wrong or deficient 1 ALERT type 3 Indicator that the structure quality may be low 49 ALERT type 4 Improvement, methodology, query or suggestion 4 ALERT type 5 Informative message, check
# start Validation Reply Form _vrf_PLAT880_kadu1578_DFT ; PROBLEM: Missing datum for _diffrn_reflns_number ............ Please Check RESPONSE: ... ; _vrf_PLAT881_kadu1578_DFT ; PROBLEM: Missing datum for _diffrn_reflns_av_R_equivalents .. Please Check RESPONSE: ... ; # end Validation Reply Form

Computing details top

Data collection: DIFFRAC.Measurement (Bruker, 2009) for KADU1578_phase_1. Program(s) used to solve structure: FOX (Favre-Nicolin & Černý, 2002) for KADU1578_phase_1. Program(s) used to refine structure: GSAS (Larson & Von Dreele, 2004) and EXPGUI (Toby, 2001) for KADU1578_phase_1. Molecular graphics: DIAMOND (Crystal Impact, 2015) for KADU1578_phase_1. Software used to prepare material for publication: publCIF (Westrip, 2010) for KADU1578_phase_1.

(KADU1578_phase_1) Poly[(µ-2-hydroxypropane-1,2,3-tricarboxylato0tripotassium] top
Crystal data top
[K3(C6H5O7)]c = 10.4241 (2) Å
Mr = 306.39V = 1001.66 (3) Å3
Orthorhombic, Pna21Z = 4
a = 7.7062 (2) ÅT = 300 K
b = 12.4693 (3) Å
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
C10.841 (4)0.883 (3)0.286110.023 (3)*
C20.926 (4)0.915 (3)0.411 (2)0.021 (5)*
C30.814 (2)0.8966 (12)0.532 (3)0.021 (5)*
C40.937 (4)0.910 (4)0.647 (3)0.021 (5)*
C50.857 (4)0.872 (3)0.771 (3)0.023 (3)*
C60.6539 (18)0.9724 (11)0.541 (5)0.023 (3)*
H71.040320.901240.416520.027 (7)*
H80.90820.993960.39280.027 (7)*
H90.971680.983300.6459130.027 (7)*
H101.013820.844030.634130.027 (7)*
O110.695 (4)0.9217 (19)0.252 (4)0.023 (3)*
O120.936 (4)0.816 (2)0.226 (4)0.023 (3)*
O130.935 (4)0.821 (2)0.859 (4)0.023 (3)*
O140.697 (4)0.894 (2)0.787 (4)0.023 (3)*
O150.6828 (17)1.0726 (11)0.529 (6)0.023 (3)*
O160.5076 (16)0.9267 (10)0.533 (5)0.023 (3)*
O170.7473 (14)0.7877 (11)0.525 (5)0.023 (3)*
H180.65430.80720.5250.030 (4)*
K190.355 (3)0.8827 (13)0.743 (3)0.0442 (17)*
K200.1336 (10)0.7108 (4)0.021 (3)0.0442 (17)*
K210.148 (3)0.3753 (14)0.797 (3)0.0442 (17)*
Geometric parameters (Å, º) top
C1—C21.510 (5)O13—K20viii2.90 (3)
C1—O111.278 (9)O14—C51.270 (9)
C1—O121.271 (9)O14—O132.18 (3)
C2—C11.510 (5)O14—K192.68 (4)
C2—C31.544 (4)O14—K20viii2.81 (3)
C2—H70.90 (3)O14—K21ii2.90 (3)
C2—H81.01 (4)O15—C61.275 (8)
C3—C21.544 (4)O15—K19i3.05 (6)
C3—C41.544 (5)O15—K20ix2.987 (15)
C3—C61.553 (4)O15—K20x3.051 (15)
C3—O171.452 (8)O15—K21ii2.88 (5)
C4—C31.544 (5)O16—C61.266 (8)
C4—C51.511 (5)O16—K192.55 (4)
C4—H90.95 (4)O16—K21iii2.81 (4)
C4—H101.03 (5)O17—C31.452 (8)
C5—C41.511 (5)O17—H180.757 (11)
C5—O131.268 (9)O17—K19ii3.22 (4)
C5—O141.270 (9)O17—K21vi3.23 (4)
C6—C31.553 (4)H18—O170.757 (11)
C6—O151.275 (8)K19—O11x2.47 (2)
C6—O161.266 (8)K19—O13xi2.88 (3)
H7—C20.90 (3)K19—O142.68 (4)
H8—C21.01 (4)K19—O15x3.05 (6)
H9—C40.82 (4)K19—O162.55 (4)
H10—C41.03 (5)K19—O17xi3.22 (4)
O11—C11.278 (9)K20—O11xi2.96 (3)
O11—K19i2.47 (2)K20—O12xii2.93 (3)
O11—K20ii2.96 (3)K20—O12xi3.18 (3)
O11—K21iii2.75 (4)K20—O13xiii2.66 (3)
O12—C11.271 (9)K20—O13xiv2.90 (3)
O12—K20iv2.93 (3)K20—O14xiv2.81 (3)
O12—K20ii3.18 (3)K20—O15xv2.987 (15)
O12—K21v3.37 (4)K20—O15i3.051 (15)
O12—K21vi2.58 (3)K21—O11xvi2.75 (4)
O13—C51.268 (9)K21—O12xvii2.58 (3)
O13—O142.18 (3)K21—O14xi2.90 (3)
O13—K19iv3.54 (4)K21—O15xi2.88 (5)
O13—K19ii2.88 (3)K21—O16xvi2.81 (4)
O13—K20vii2.66 (3)K21—O17xvii3.23 (4)
C2—C1—O11121 (2)O11x—K19—O13xi152.6 (13)
C2—C1—O12111 (2)O11x—K19—O1495.5 (9)
O11—C1—O12128 (2)O11x—K19—O15x76.6 (11)
C1—C2—C3115 (2)O11x—K19—O1683.8 (8)
C2—C3—C4106.0 (13)O11x—K19—O17xi129.6 (11)
C2—C3—C6114 (3)O13xi—K19—O1476.3 (11)
C2—C3—O17107 (2)O13xi—K19—O15x76.7 (7)
C4—C3—C6112 (2)O13xi—K19—O16117.0 (10)
C4—C3—O17111 (2)O13xi—K19—O17xi76.7 (9)
C6—C3—O17107.1 (12)O14—K19—O15x85.2 (9)
C3—C4—C5112 (2)O14—K19—O1671.5 (11)
C4—C5—O13126 (2)O14—K19—O17xi114.2 (10)
C4—C5—O14116 (2)O15x—K19—O16147.9 (10)
O13—C5—O14118 (2)O15x—K19—O17xi141.9 (9)
C3—C6—O15116.9 (13)O16—K19—O17xi69.7 (7)
C3—C6—O16115.3 (13)O11xi—K20—O12xii74.9 (9)
O15—C6—O16126.2 (16)O11xi—K20—O12xi43.7 (5)
C1—O11—K19i122 (3)O11xi—K20—O13xiii153.7 (8)
C1—O11—K20ii98.9 (17)O11xi—K20—O13xiv105.6 (8)
C1—O11—K21iii136 (3)O11xi—K20—O14xiv114.7 (5)
K19i—O11—K20ii119.7 (12)O11xi—K20—O15xv77.6 (12)
K19i—O11—K21iii93.6 (11)O11xi—K20—O15i113.4 (13)
K20ii—O11—K21iii82.3 (8)O12xii—K20—O12xi86.3 (8)
C1—O12—K20iv162 (3)O12xii—K20—O13xiii86.2 (5)
C1—O12—K20ii88.7 (17)O12xii—K20—O13xiv154.3 (8)
C1—O12—K21vi109 (3)O12xii—K20—O14xiv158.6 (7)
K20iv—O12—K20ii81.0 (7)O12xii—K20—O15xv79.2 (12)
K20iv—O12—K21vi85.8 (9)O12xii—K20—O15i80.0 (10)
K20ii—O12—K21vi84.9 (10)O12xi—K20—O13xiii154.4 (9)
C5—O13—K19ii92 (2)O12xi—K20—O13xiv77.9 (4)
C5—O13—K20vii172.2 (18)O12xi—K20—O14xiv114.1 (8)
C5—O13—K20viii96.3 (17)O12xi—K20—O15xv121.3 (12)
K19ii—O13—K20vii86.2 (9)O12xi—K20—O15i74.6 (10)
K19ii—O13—K20viii87.4 (10)O13xiii—K20—O13xiv99.4 (7)
K20vii—O13—K20viii91.3 (7)O13xiii—K20—O14xiv77.9 (8)
C5—O14—K19157 (3)O13xiii—K20—O15xv81.1 (10)
C5—O14—K20viii100.5 (18)O13xiii—K20—O15i80.1 (10)
C5—O14—K21ii110 (3)O13xiv—K20—O14xiv44.9 (6)
K19—O14—K20viii87.4 (8)O13xiv—K20—O15xv126.3 (12)
K19—O14—K21ii86.0 (11)O13xiv—K20—O15i76.4 (9)
K20viii—O14—K21ii114.1 (12)O14xiv—K20—O15xv84.2 (14)
C6—O15—K19i105 (4)O14xiv—K20—O15i110.8 (11)
C6—O15—K20ix115.2 (11)O15xv—K20—O15i152.7 (6)
C6—O15—K20x162.1 (14)O11xvi—K21—O12xvii84.5 (12)
C6—O15—K21ii96 (4)O11xvi—K21—O14xi84.9 (8)
K19i—O15—K20ix77.8 (11)O11xvi—K21—O15xi82.9 (9)
K19i—O15—K20x81.7 (12)O11xvi—K21—O16xvi71.9 (10)
K19i—O15—K21ii154.0 (5)O11xvi—K21—O17xvii119.9 (10)
K20ix—O15—K20x82.4 (3)O12xvii—K21—O14xi160.0 (12)
K20ix—O15—K21ii79.7 (11)O12xvii—K21—O15xi87.5 (7)
K20x—O15—K21ii82.5 (12)O12xvii—K21—O16xvi110.7 (10)
C6—O16—K19117 (3)O12xvii—K21—O17xvii72.0 (9)
C6—O16—K21iii123 (3)O14xi—K21—O15xi74.4 (10)
K19—O16—K21iii120.5 (5)O14xi—K21—O16xvi81.9 (8)
C3—O17—H1891.9 (14)O14xi—K21—O17xvii128.0 (11)
C3—O17—K19ii119 (2)O15xi—K21—O16xvi146.8 (10)
C3—O17—K21vi123 (2)O15xi—K21—O17xvii146.4 (9)
K19ii—O17—K21vi92.3 (3)O16xvi—K21—O17xvii66.8 (7)
Symmetry codes: (i) x+1, y+2, z1/2; (ii) x+1/2, y+3/2, z; (iii) x+1/2, y+1/2, z1/2; (iv) x+1, y, z; (v) x+3/2, y+1/2, z1/2; (vi) x+1, y+1, z1/2; (vii) x+1, y, z+1; (viii) x+1/2, y+3/2, z+1; (ix) x+1/2, y+1/2, z+1/2; (x) x+1, y+2, z+1/2; (xi) x1/2, y+3/2, z; (xii) x1, y, z; (xiii) x1, y, z1; (xiv) x1/2, y+3/2, z1; (xv) x+1/2, y1/2, z1/2; (xvi) x+1/2, y1/2, z+1/2; (xvii) x+1, y+1, z+1/2.
(KADU1578_phase_2) Poly[(µ14-2-hydroxypropane-1,2,3-tricarboxylato0tripotassium] top
Crystal data top
SiV = 160.20 Å3
Mr = 28.09Z = 8
Cubic, Fd3mT = 300 K
a = 5.43105 Å
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
Si10.1250.1250.1250.01*
Geometric parameters (Å, º) top
Si1—Si1i2.3517Si1—Si1iii2.3517
Si1—Si1ii2.3517Si1—Si1iv2.3517
Si1i—Si1—Si1ii109.4712Si1ii—Si1—Si1iii109.4712
Si1i—Si1—Si1iii109.4712Si1ii—Si1—Si1iv109.4712
Si1i—Si1—Si1iv109.4712Si1iii—Si1—Si1iv109.4712
Symmetry codes: (i) x+1/4, y+1/4, z; (ii) z, x+1/4, y+1/4; (iii) y+1/4, z, x+1/4; (iv) x, y, z.
(kadu1578_DFT) top
Crystal data top
[K3(C6H5O7)]c = 10.4222 (3) Å
Mr = 306.37V = 1001.66 Å3
Orthorhombic, PNA21Z = 4
a = 7.7074 (2) ÅCu Kα radiation, λ = 1.5418 Å
b = 12.4676 (3) ÅT = 300 K
Data collection top
Density functional calculationk =
h = l =
Fractional atomic coordinates and isotropic or equivalent isotropic displacement parameters (Å2) top
xyzUiso*/Ueq
C10.839990.876080.280900.03110*
C20.919410.913690.408400.04090*
C30.805070.894950.527590.04090*
C40.918650.912850.647340.04090*
C50.837860.875690.774560.03110*
C60.645330.972370.527360.03110*
H71.041700.870920.422300.05310*
H80.947950.999670.403140.05310*
H90.948620.998620.652810.05310*
H101.040150.869120.633860.05310*
O110.690060.909660.252190.03110*
O120.930970.814350.211420.03110*
O130.927340.813350.844330.03110*
O140.688370.910190.802910.03110*
O150.672481.072260.527720.03110*
O160.499250.925990.526650.03110*
O170.741460.786450.527130.03110*
H180.615650.799490.525930.04040*
K190.354170.879290.750530.04550*
K200.136700.709100.027400.04550*
K210.145950.378780.802530.04550*
Bond lengths (Å) top
C1—C21.536C4—C51.536
C1—O111.265C4—H91.096
C1—O121.268C4—H101.093
C2—C31.541C5—O131.268
C2—H71.093C5—O141.265
C2—H81.096C6—O151.263
C3—C41.541C6—O161.266
C3—C61.564O17—H180.983
C3—O171.439
Hydrogen-bond geometry (Å, º) top
D—H···AD—HH···AD···AD—H···A
O17—H18···O160.9831.8142.552129.1
 

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