(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2002). E58, o774-o776 [ doi:10.1107/S1600536802010486 ]

3-Hydroxy-2,4,6-triiodobenzaldehyde

A. Matos Beja, J. A. Paixão, M. Ramos Silva, L. Alte da Veiga, A. C. Serra and A. M. d'A Rocha Gonsalves

Online 21 June 2002

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.011 Å
R factor = 0.032
wR factor = 0.104
Data-to-parameter ratio = 26.8

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               2951                  
         Count of symmetry unique reflns         1755                           
         Completeness (_total/calc)            168.15%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      1196                           
         Fraction of Friedel pairs measured     0.681                           
         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.