Acta Cryst. (2003). E59, m339-m341  [ doi:10.1107/S1600536803010353 ]

[(1-tert-Butyl-2-phenylvinylamino)(dimethylamino)dimethylsilyl-²N,N'] (N,N,N',N'-tetramethylenediamine-²N,N')lithium(I)

H.-P. Shi, D.-S. Liu and S.-P. Huang

Online 16 May 2003

Key indicators

• Single-crystal X-ray study
• T = 178 K
• Mean (C-C) = 0.006 Å
• R factor = 0.058
• wR factor = 0.066
• Data-to-parameter ratio = 15.9

checkCIF results

No syntax errors found

ADDSYM reports no extra symmetry


 Alert Level B:



PLAT_213  Alert B Atom C26     has ADP max/min Ratio ...........       4.60 prolate


 Alert Level C:



PLAT_213  Alert C Atom C27     has ADP max/min Ratio ...........       3.40 prolate

PLAT_213  Alert C Atom C28     has ADP max/min Ratio ...........       3.20 prolate

General Notes



REFLT_03                                                                        
         From the CIF: _diffrn_reflns_theta_max           25.01                 
         From the CIF: _reflns_number_total               8386                  
         Count of symmetry unique reflns         4840                           
         Completeness (_total/calc)            173.26%                          
         TEST3: Check Friedels for noncentro structure                          
         Estimate of Friedel pairs measured      3546                           
         Fraction of Friedel pairs measured     0.733                           
         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

 1 Alert Level B = Potential problem

 2 Alert Level C = Please check

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