6-benzyl-2-chloro-8,8-dimethyl-5,6,7,8-tetrahydro-1,6-naphthyridine 、
环丙基硼酸 以2-cyclopropyl-8,8-dimethyl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride (0.105 g, 32%) was obtained as a white powder的产率得到2-cyclopropyl-8,8-dimethyl-5,6,7,8-tetrahydro-1,6-naphthyridine hydrochloride