special chiral intemediate Dibenzoyl-D-(+)- tartaric acid which widely used for separating isomers

(+)-Dibenzoyl tartaric acid

CAS:17026-42-5;

MF:C18H14O8;

FW:358.33;

Properties:crystalline white powder,

odourless and tastes slightly bitter.

Purity:98.0%min;

Specific rotation:D20=+114-- +117degree(C=9,EtOH));

Melting Point:154--156 degree C

Packing:25kgs fibre drums

Dibenzoyl-D-(+)- tartaric acid