N-[(1,1-dimethylethoxyl)carbonyl]-4-(1,4-dimethyl-2-oxo-3-pyridinyl)-L-phenylalanine methyl ester 、
盐酸 在
甲醇 、
甲苯 作用下,
以
1,4-二氧六环 为溶剂,
反应 4.0h,
以to give 111 mg (99% yield) of 4-(1,4-dimethyl-2-oxo-3-pyridinyl)-L-phenylalanine methyl ester hydrochloride salt as an amorphous white solid的产率得到4-(1,4-dimethyl-2-oxo-3-pyridinyl)-L-phenylalanine methyl ester hydrochloride salt