(IUCr) Crystallography Journals Online checkcif report

[Contents scheme]

Acta Cryst. (2003). E59, o450-o452 [ doi:10.1107/S1600536803005464 ]

6-Methyl-4-phenylthieno[2,3-b]pyridine-2,5-dicarboxylic acid

H. Novoa de Armas, O. M. Peeters, N. M. Blaton, C. J. De Ranter, M. Suárez Navarro, E. Salfrán Solano, Y. Verdecia Reyes and E. Ochoa Rodríguez

Online 14 March 2003

Key indicators

Single-crystal X-ray study
T = 293 K
Mean (C-C) = 0.006 Å
R factor = 0.055
wR factor = 0.167
Data-to-parameter ratio = 12.5

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level C:



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           69.29                 
         From the CIF: _reflns_number_total               2535                  
         TEST2: Reflns within _diffrn_reflns_theta_max                          
         Count of symmetry unique reflns         2716                           
         Completeness (_total/calc)             93.34%                          
          Alert C: < 95% complete                                               


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 1 Alert Level C = Please check