CAS 1172749-36-8 appears in our catalog under these names: 2-(Methylthio)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3h)-one, 95%, 2-(Methylthio)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one 95+%, 2-(Methylthio)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4(3H)-one, 95+%, 95+%. Offered by: Combi-blocks, Ambeed, Chemat. Available pack sizes: 500mg, 100mg, 250mg, 1g.