CAS 33171-05-0 appears in our catalog under these names: Bisdemethoxy Curcumin, (E,E)-Bisdemethoxycurcumin, >95% (HPLC), Bisdemethoxycurcumin, (1E,6E)-Bis(demethoxy)curcumin/ 99.92% (existing batch purity), Bisdemethoxycurcumin, >95.0%(HPLC)(T). Offered by: Chemat Brand, TRC, Dr. Ehrenstorfer, GLPBio, TargetMol. Available pack sizes: on request, 250mg, 25mg, 10mg, 20mg, 1g, 50mg, 100mg.