5-[(3-phenylindolin-1-yl)carbonyl]-4,5,6,7-tetrahydrobenzimidazole 、
盐酸 、
丙酮 在
ice 、
水 、
5-›(3-phenylindolin-1-yl)carbonyl!-4,5,6,7-tetrahydrobenzimidazole hydrochloride 作用下,
以
乙醇 、
乙酸乙酯 为溶剂,
以to obtain the 5-[(3-phenylindolin-1-yl)carbonyl]-4,5,6,7-tetrahydrobenzimidazole hydrochloride (compound 4)的产率得到5-›(3-phenylindolin-1-yl)carbonyl!-4,5,6,7-tetrahydrobenzimidazole hydrochloride