(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2002). E58, o712-o714 [ doi:10.1107/S1600536802009406 ]

Anhydrous beclomethasone dipropionate

J. W. Millard and P. B. Myrdal

Online 8 June 2002

Key indicators

Single-crystal X-ray study
T = 100 K
Mean (C-C) = 0.002 Å
R factor = 0.030
wR factor = 0.072
Data-to-parameter ratio = 14.5

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           25.66                 
         From the CIF: _reflns_number_total               4799                  
         Count of symmetry unique reflns         2715                           
         Completeness (_total/calc)            176.76%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      2084                           
         Fraction of Friedel pairs measured     0.768                           
         Are heavy atom types Z>Si present          yes                         
          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.