CAS 615-16-7 appears in our catalog under these names: Lansoprazole EP Impurity D (Rabeprazole EP Impurity K), Lansoprazole Impurity D(EP)Rabeprazole Impurity K(EP), 2-Hydroxybenzimidazole, >95% (HPLC), 1,3-Dihydro-2H-benzimidazol-2-one, 1H-Benzimidazol-2-ol. Offered by: Chemat Brand, TRC, Mikromol, Dr. Ehrenstorfer, GLPBio. Available pack sizes: on request, 100g, 10g, 1g, 25mg, 100mg, 500g, 50g.