7-(2,5-dichlorothiophen-3-yl)-4-methyl-5,6,7,8-tetrahydroquinolin-5-one-1-oxide 、
肼甲酰亚胺酰胺一氯化氢 、
盐酸 在
7-(2,5-dichlorothiophen-3-yl)-5-guanidinoimino-4-methyl-5,6,7,8-tetrahydroquinoline-1-oxide hydrochloride 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以to give 7-(2,5-dichlorothiophen-3-yl)-5-guanidinoimino-4-methyl-5,6,7,8-tetrahydroquinoline-1-oxide hydrochloride (Compound 158) (480 mg) as colorless crystals的产率得到7-(2,5-dichlorothiophen-3-yl)-5-guanidinoimino-4-methyl-5,6,7,8-tetrahydroquinoline-1-oxide hydrochloride