(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2003). E59, o599-o600 [ doi:10.1107/S1600536803006640 ]

O,O'-(R)-(1,1'-Dinaphthyl-2,2'-diyl) N-benzyl-N-(2-pyridyl)phosphoramidite

L. Liang, R. Guo and Z. Zhou

Online 9 April 2003

Key indicators

Single-crystal X-ray study
T = 294 K
Mean (C-C) = 0.005 Å
R factor = 0.043
wR factor = 0.058
Data-to-parameter ratio = 17.4

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           27.59                 
         From the CIF: _reflns_number_total               5805                  
         Count of symmetry unique reflns         3312                           
         Completeness (_total/calc)            175.27%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      2493                           
         Fraction of Friedel pairs measured     0.753                           
         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.