Acta Cryst. (2003). E59, m845-m846  [ doi:10.1107/S1600536803019214 ]

catena-Poly[di-₂-chloro(1,10-phenanthroline)cadmium(II)]

H.-B. Chen, Z.-H. Zhou, H.-L. Wan and S. W. Ng

Online 5 September 2003

Key indicators

• Single-crystal X-ray study
• T = 298 K
• Mean (C-C) = 0.012 Å
• R factor = 0.067
• wR factor = 0.159
• Data-to-parameter ratio = 18.0

checkCIF/PLATON results

No syntax errors found



Alert level A
PLAT029_ALERT_3_A _diffrn_measured_fraction_theta_full Low .......       0.95       

Alert level C
CRYSR01_ALERT_1_C  _exptl_crystal_size_rad not in the CIF when expected.
REFLT03_ALERT_3_C  Reflection count < 95% complete
           From the CIF: _diffrn_reflns_theta_max           28.30
           From the CIF: _diffrn_reflns_theta_full           0.00
           From the CIF: _reflns_number_total               1403
           TEST2: Reflns within _diffrn_reflns_theta_max
           Count of symmetry unique reflns         1489
           Completeness (_total/calc)             94.22%
PLAT042_ALERT_1_C Calc. and Rep. MoietyFormula Strings Differ ....          ?
PLAT125_ALERT_4_C No _symmetry_space_group_name_Hall Given .......          ?
PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent .....          ?
PLAT250_ALERT_2_C Large U3/U1 ratio for average U(i,j) tensor ....       2.39       
PLAT342_ALERT_3_C Low Bond Precision on C-C bonds (x 1000) Ang ...         12       
PLAT702_ALERT_1_C Angle   Calc    84.97(6), Rep   84.90(10), Dev..       1.17 Sigma 
              CL1  -CD1  -CL1     1.555   1.555   5.565                         
PLAT702_ALERT_1_C Angle   Calc    84.97(6), Rep   84.90(10), Dev..       1.17 Sigma 
              CL1  -CD1  -CL1     2.565   1.555   6.556                         

Alert level G
ABSTY01_ALERT_1_G  Extra text has been found in the _exptl_absorpt_correction_type
            field, which should be only a single keyword. A literature
            citation should be included in the _exptl_absorpt_process_details
            field.

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

   6 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
   3 ALERT type 3 Indicator that the structure quality may be low
   1 ALERT type 4 Improvement, methodology, query or suggestion

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