0.2%α - 吡喃酮WP的 有效成分为5, 6- 二氢-6-戊基-2H-吡喃 -2- 酮(5, 6-dihydro-6-pentyl-2H-pyran-2-one ).The active ingredient of α - pyrone 0.2 % wettable powder is 5,6 - dihydro - 6 - pentyl - 2 H - pyran - 2 - one.报道了空气中乙基戊基甲酮的气相色谱测定方法.A...

“戊基”的英语可以翻译为：amyl，amyl group，n-amyl，pentyl ...