(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2003). E59, o283-o284 [ doi:10.1107/S1600536803002265 ]

Methyl 2,3,6-tri-O-benzoyl--D-xylo-hexopyranosid-4-ulose

O. Renaudet, P. Dumy, C. Philouze and M.-T. Averbuch

Online 7 February 2003

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.003 Å
R factor = 0.065
wR factor = 0.035
Data-to-parameter ratio = 10.1

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           29.97                 
         From the CIF: _reflns_number_total               4024                  
         Count of symmetry unique reflns         3998                           
         Completeness (_total/calc)            100.65%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured        26                           
         Fraction of Friedel pairs measured     0.007                           
         Are heavy atom types Z>Si present           no                         
          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.