Acta Cryst. (2003). E59, o652-o653  [ doi:10.1107/S1600536803007670 ]

Bis(4-maleimidophenyl)methane

A. Usman, H.-K. Fun, H.-L. Zhu and G. Ke

Online 23 April 2003

Key indicators

• Single-crystal X-ray study
• T = 293 K
• Mean (C-C) = 0.003 Å
• R factor = 0.032
• wR factor = 0.091
• Data-to-parameter ratio = 9.3

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           28.28                 
         From the CIF: _reflns_number_total               1133                  
         Count of symmetry unique reflns         1133                           
         Completeness (_total/calc)            100.00%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured         0                           
         Fraction of Friedel pairs measured     0.000                           
         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.          

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