Core dictionary (coreCIF) version 2.4.5




   The enantioexcess of the bulk material from which the 
   crystals were grown. A value of 0.0 indicates the
   racemate. A value of 1.0 indicates that the compound
   is enantiomerically pure.

   Enantioexcess is defined in the IUPAC Recommendations
   (Moss et al., 1996). The composition of the crystal
   and bulk must be the same.

   Ref: Moss G. P. et al. (1996). Basic Terminology of
        Stereochemistry. Pure Appl. Chem., 68, 2193-2222. 

The permitted range is 0.0 -> 1.0

Type: numb

Category: chemical