CAS 3520-14-7 appears in our catalog under these names: D-Tetrahydropalmatine, >95% (HPLC), D-tetrahydropalmatine/ 99.89% (existing batch purity), D–Tetrahydropalmatine, D-Tetrahydropalmatine, D-Tetrahydropalmatine, 98%, 98%. Offered by: TRC, TargetMol, GLPBio, Biosynth, Chemat. Available pack sizes: 100mg, 25mg, 50mg, 2mg, 5mg, 10mg, 200mg, 1mg.