反应详情

Ethyl 3-(3-pyridyl)crotonate (prepared from treating 3-acetylpyridine with ethoxycarbonylmethyltriphenylphosphonium bromide and sodium ethoxide) was hydrogenated in ethanol at 40 p.s.i. with 10% palladium on charcoal catalyst to give ethyl 3-(3-pyridyl)butyrate, b.p. 74° /0.15 mmHg.