ethyl 4-[(1-isopropyl-4,4-dimethyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)ethylamino]benzoate 、 ethyl [(1-isopropyl-4,4,7-trimethyl-1,2,3,4-tetrahydroquinolin-6-yl)(cyclopropylmethyl)amino]benzoate 在
氢氧化钾 作用下,
以
乙醇 为溶剂,
以67%的产率得到4-[(1-Isopropyl-4,4,7-trimethyl-1,2,3,4-tetrahydro-quinolin-6-yl)(cyclopropylmethyl)amino]benzoic acid