ethyl 3-(4-benzyloxyphenoxy)butyrate 、
氢气 在
钯 作用下,
以
乙醇 为溶剂,
以to give ethyl 3-(4-hydroxyphenoxy)butyrate as a low-melting crystalline solid (3.0 g) NMR (d6DMSO) : δ 1.25 (3H,t); 1.8-2.0 (2H,m); 2.5 (2H,t); 3.9 (2H,t); 4.1 (2H,q); 6.7 (4H,m); 8.8 (1H,br.s)的产率得到ethyl 3-p-hydroxyphenoxybutyrate