acetic acid 4-(3-cyano-5-methyl-benzoyl)-3-cyclopropylmethyl-5-isopropyl-6-oxo-1,6-dihydro-pyridin-2-ylmethyl ester 在
ammonium hydroxide 作用下,
以
甲醇 为溶剂,
反应 2.0h,
以89%的产率得到3-{5-cyclopropylmethyl-6-hydroxymethyl-3-isopropyl-2-oxo-1,2-dihydro-pyridine-4-carbonyl}-5-methyl-benzonitrile