Acta Cryst. (2002). E58, m322-m323  [ doi:10.1107/S1600536802009558 ]

[(R)-4,4'-Bis(diphenylphosphino)-2,2',6,6'-tetramethoxy-3,3'-bipyridine-²P,P']dichloropalladium(II)

L.-L. Wang, W.-H. Kwok and Z.-Y. Zhou

Online 8 June 2002

Key indicators

• Single-crystal X-ray study
• T = 294 K
• Mean (C-C) = 0.009 Å
• R factor = 0.068
• wR factor = 0.155
• Data-to-parameter ratio = 19.3

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 #     66
                   CL2 -PD2 -P2  -C33  -160.30  0.40   2.656   1.555   1.555   1.555

PLAT_710  Alert C Delete 1-2-3 or 2-3-4 (CIF) Linear Torsion Angle #     69
                   CL2 -PD2 -P2  -C27   -42.70  0.40   2.656   1.555   1.555   1.555

PLAT_710  Alert C Delete 1-2-3 or 2-3-4 (CIF) Linear Torsion Angle #     72
                   CL2 -PD2 -P2  -C20    75.90  0.40   2.656   1.555   1.555   1.555

PLAT_731  Alert C Bond    Calc   1.370(11), Rep    1.368(5) ....       2.20 s.u-Ratio
                     C14  -C19     1.555   1.555

PLAT_731  Alert C Bond    Calc   1.373(15), Rep    1.372(6) ....       2.50 s.u-Ratio
                     C16  -C17     1.555   1.555

PLAT_731  Alert C Bond    Calc   1.366(13), Rep    1.366(6) ....       2.17 s.u-Ratio
                     C17  -C18     1.555   1.555

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           27.51                 
         From the CIF: _reflns_number_total               6304                  
         Count of symmetry unique reflns         4564                           
         Completeness (_total/calc)            138.12%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      1740                           
         Fraction of Friedel pairs measured     0.381                           
         Are heavy atom types Z>Si present          yes                         
          WARNING: Large fraction of Friedel related reflns may                 
                   be needed to determine absolute structure                    


 0 Alert Level A = Potentially serious problem

 0 Alert Level B = Potential problem

 6 Alert Level C = Please check

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