純化方法Recrystallise the salt from isopropanol, EtOAc/isoPrOH and dry it over P2O5 in vacuo. The metho-bromide has m 111-117o (from butanone). [Beilstein 9 III 3412, 9 IV 2596.]
サプライヤー2 社
ATK CHEMICAL COMPANY LIMITED+undefined-21-51877795 · [email protected]