1,1-dimethylethyl <2-<<2-<2-(diethylamino)ethyl>-8-methoxy-2H<1>benzothiopyrano<4,3,2-cd>indazol-5-yl>amino>ethyl>carbamate 在
盐酸 作用下,
以
乙醇 为溶剂,
以56%的产率得到N-<2-<2-(diethylamino)ethyl>-8-methoxy-2H-<1>benzothiopyrano<4,3,2-cd>indazol-5-yl>-1,2-ethanediamine trihydrochloride