Hydroxymethylation of Quinolines with Na<sub>2</sub>
S<sub>2</sub>
O<sub>8</sub>
by a Radical Pathway
作者:Luan Zhou、Naoki Okugawa、Hideo Togo
DOI:10.1002/ejoc.201701321
日期:2017.11.9
Treatment of quinolines bearing methyl, fluoro, chloro, bromo, acetyl, methoxycarbonyl, trifluoromethyl, or cyano groups with Na2S2O8 in a mixture of methanol and water at 70 °C for 4 h gave the corresponding hydroxymethylated compounds in good to moderate yields. The hydroxymethyl group of the product was transformed into aldehyde, ester, amide, aminomethyl, cyano, and tetrazole groups.
在甲醇和水的混合物中,用Na 2 S 2 O 8在70°C下处理带有甲基,氟,氯,溴,乙酰基,甲氧基羰基,三氟甲基或氰基的喹啉4小时,得到相应的羟甲基化化合物中等产量。产物的羟甲基被转化为醛,酯,酰胺,氨甲基,氰基和四唑基。