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Acta Cryst. (2009). E65, m238  [ doi:10.1107/S160053680900289X ]

Low-temperature redetermination of tribenzylchloridotin(IV)

S. W. Ng

Online 28 January 2009


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checkCIF/PLATON results

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Alert level B PLAT112_ALERT_2_B ADDSYM Detects Additional (Pseudo) Symm. Elem... Z
Alert level C Value of measurement temperature given = 100.000 Value of melting point given = 0.000 PLAT094_ALERT_2_C Ratio of Maximum / Minimum Residual Density .... 2.08 PLAT152_ALERT_1_C Supplied and Calc Volume s.u. Inconsistent ..... ?
Alert level G REFLT03_ALERT_4_G Please check that the estimate of the number of Friedel pairs is correct. If it is not, please give the correct count in the _publ_section_exptl_refinement section of the submitted CIF. From the CIF: _diffrn_reflns_theta_max 27.46 From the CIF: _reflns_number_total 2737 Count of symmetry unique reflns 1462 Completeness (_total/calc) 187.21% TEST3: Check Friedels for noncentro structure Estimate of Friedel pairs measured 1275 Fraction of Friedel pairs measured 0.872 Are heavy atom types Z>Si present yes
0 ALERT level A = In general: serious problem 1 ALERT level B = Potentially serious problem 2 ALERT level C = Check and explain 1 ALERT level G = General alerts; check 1 ALERT type 1 CIF construction/syntax error, inconsistent or missing data 2 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 1 ALERT type 4 Improvement, methodology, query or suggestion 0 ALERT type 5 Informative message, check

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