CAS 136790-76-6 appears in our catalog under these names: Lubiprostone, >95% (HPLC), Lubiprostone/ 98.83% (existing batch purity), Lubiprostone, Lubiprostone (ring open), Lubiprostone, >97.0%(HPLC). Offered by: TRC, TargetMol, GLPBio, Biosynth, TCI. Available pack sizes: 10mg, 1mg, 50mg, 5mg, 25mg, 100mg, 500mg, 10mM (in 1ml dmso).