CAS 2137851-86-4 appears in our catalog under these names: 4-chloro-3-methyl-1h-pyrrolo[2,3-b]pyridine hydrochloride, 95%, 4-Chloro-3-methyl-1H-pyrrolo(2,3-b)pyridine hydrochloride. Offered by: Combi-blocks, Biosynth. Available pack sizes: 1g, 250mg, 100mg, 5g, 10g, 2,5g.