(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2003). E59, m873-m875 [ doi:10.1107/S1600536803019457 ]

Bis(diisopropylammonium) diphenyldioxalatostannate(IV)

T. Xu, S.-Y. Yang, Z.-X. Xie and S. W. Ng

Online 11 September 2003

Key indicators

Single-crystal X-ray study
T = 298 K
Mean (C-C) = 0.014 Å
R factor = 0.080
wR factor = 0.166
Data-to-parameter ratio = 15.8

checkCIF/PLATON results

No syntax errors found




Alert level B
PLAT220_ALERT_2_B Large Non-Solvent    C     Ueq(max)/Ueq(min) ...       3.56 Ratio 
PLAT223_ALERT_4_B Large Solvent/Anion  H     Ueq(max)/Ueq(min) ...       4.11 Ratio 
PLAT331_ALERT_2_B Small Av. Phenyl C-C Dist. C7     -   C12      =       1.36 Ang.  

Alert level C
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT241_ALERT_2_C Check High   U(eq) as Compared to Neighbors ....         C8     
PLAT241_ALERT_2_C Check High   U(eq) as Compared to Neighbors ....         C9     
PLAT242_ALERT_2_C Check Low    U(eq) as Compared to Neighbors ....         C1     
PLAT242_ALERT_2_C Check Low    U(eq) as Compared to Neighbors ....         C7     
PLAT244_ALERT_4_C Low Solvent  U(eq) as Compared to Neighbors ....        C17     
PLAT244_ALERT_4_C Low Solvent  U(eq) as Compared to Neighbors ....        C20     
PLAT331_ALERT_2_C Small Av. Phenyl C-C Dist. C1     -   C6       =       1.37 Ang.  
PLAT342_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...         14       
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C13    -   C14      =       1.54 Ang.  
PLAT369_ALERT_2_C Long   C(sp2)-C(sp2) Bond  C15    -   C16      =       1.55 Ang.  
PLAT720_ALERT_4_C Number of Unusual/Non-Standard Label(s) ........          4       

   0 ALERT level A = In general: serious problem
   3 ALERT level B = Potentially serious problem
  13 ALERT level C = Check and explain
   0 ALERT level G = General alerts; check

   1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data
   9 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
   5 ALERT type 4 Improvement, methodology, query or suggestion