(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2002). E58, o573-o574 [ doi:10.1107/S1600536802006931 ]

1,6:3,4-Dianhydro-2-azido-2-deoxy--D-galactopyranose

J. C. Barnes, J. S. Brimacombe and M. J. Paterson

Online 25 April 2002

Key indicators

Single-crystal X-ray study
T = 298 K
Mean (C-C) = 0.005 Å
R factor = 0.041
wR factor = 0.111
Data-to-parameter ratio = 6.5

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



PLAT_710  Alert C Delete 1-2-3 or 2-3-4 (CIF) Linear Torsion Angle #      3
                   C2  -N1  -N2  -N3   -169.00  4.00   1.555   1.555   1.555   1.555

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           24.94                 
         From the CIF: _reflns_number_total                774                  
         Count of symmetry unique reflns          781                           
         Completeness (_total/calc)             99.10%                          
         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.          


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 1 Alert Level C = Please check