短語(yǔ)詞組短語(yǔ)Butanoic ac 丁酸丁酯;正丁酸正丁酯;酪酸正丁酯butanoic acid 酪酸;殺滅菊酸;正丁酸butanoic anhydride 丁酐;丁酸酐;氧化丁醯;酪酸酐indole butanoic acid iba 吲哚-dimethyl butanoic acid 二甲基丁酸heptafluoro -Butanoic acid 七氟丁酸;全氟丁酸Butanoic acid ethyl ester 丁酸乙酯n -Butaoic ahydride 正丁酸酐Butanoic acid butyl ester 丁酸丁酯 返回 butanoic