4-(2-aminoquinolin-6-ylmethyl)-3-oxopiperazine-1-carboxylic acid benzyl ester 、 3-oxo-4-(2-oxo-1,2-dihydroquinolin-6-ylmethyl)piperazine-1-carboxylic acid benzyl ester 在
10% palladium on activated carbon
氢气 作用下,
以
甲醇 、
溶剂黄146 为溶剂,
反应 18.0h,
生成
6-(2-oxo-piperazin-1-ylmethyl)-1H-quinolin-2-one 、
1-(1-aminoisoquinolin-6-ylmethyl)piperazin-2-one