An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.

以醋酸钯/邻菲洛林/脂肪胺为催化体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯基交换反应制备丙烯酸乙烯酯。

The processes about zymohydrolysis of lipase, microbiological conversion of fatty acid and fattyalcohol,production of unsaturated fatty acid by microbe,are introduced.

介绍了脂肪酶的分解，脂肪酸、脂肪醇的微生物转化和利用微生物生产不饱和脂肪酸及油脂等过程。