CAS 71607-31-3 appears in our catalog under these names: Di-p-toluoyl-D-tartaric Acid Monohydrate, >95% (HPLC), Di–p–toluoyl–D–tartaric acid monohydrate, (2S,3S)-2,3-Bis((4-methylbenzoyl)oxy)succinic acid hydrate 98%, DI-P-TOLUOYL-D-TARTARIC ACID MONOHYDRAT&, Di-p-toluoyl-D-tartaric acid monohydrate, 98%, 98%. Offered by: TRC, GLPBio, Ambeed, Sigma-Aldrich, Chemat. Available pack sizes: 2,5g, 5g, 250g, 100g, 500g, 1000g, 25G, 1kg.