(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2002). E58, o72-o73 [ doi:10.1107/S1600536801021420 ]

3-(7,7-Dimethyl-2-oxobicyclo[2.2.1.]hept-1-ylmethanesulfonyloxy)-2-methyl-2-(toluene-4-sulfonyloxymethyl)propyl 4-chlorobenzoate

M. Linker, M. Schürmann, H. Preut and W. Kreiser

Key indicators

Single-crystal X-ray study
T = 291 K
Mean (C-C) = 0.006 Å
R factor = 0.038
wR factor = 0.078
Data-to-parameter ratio = 14.0

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           27.45                 
         From the CIF: _reflns_number_total              10443                  
         Count of symmetry unique reflns         7006                           
         Completeness (_total/calc)            149.06%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      3437                           
         Fraction of Friedel pairs measured     0.491                           
         Are heavy atom types Z>Si present          yes                         
          WARNING: Large fraction of Friedel related reflns may                 
                   be needed to determine absolute structure