(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2003). E59, o769-o770 [ doi:10.1107/S1600536803009644 ]

Guanidinium dihydrogen phosphite

W. T. A. Harrison

Online 9 May 2003

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (P-O) = 0.001 Å
R factor = 0.029
wR factor = 0.076
Data-to-parameter ratio = 25.2

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



PLAT_420  Alert C D-H Without Acceptor       P(1)   -   H(1)              ?

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           32.48                 
         From the CIF: _reflns_number_total               1836                  
         Count of symmetry unique reflns         1173                           
         Completeness (_total/calc)            156.52%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured       663                           
         Fraction of Friedel pairs measured     0.565                           
         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.          


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 1 Alert Level C = Please check