CAS 41078-70-0 appears in our catalog under these names: 3-(2-Chloroethyl)-2-methyl-4h-pyrido-[1,2-a]pyrimidin-4-one, 98%, Risperidone Impurity 3, 3-(2-Chloroethyl)-2-methyl-4H-pyrido(1,2-a)pyrimidin-4-one, 3-(2-Chloroethyl)-2-methyl-4H-pyrido(1,2-a)pyrimidin-4-one, 98%, 3–(2–Chloroethyl)–2–methyl–4H–pyrido(1,2–a)pyrimidin–4–one. Offered by: Combi-blocks, Chemat Brand, TRC, AmBeed, Mikromol. Available pack sizes: 1g, 25g, 5g, 100g, on request, 10g, 25mg.