1·"They included skatole, a component of feces; trimethylamine, one of the essences of rotting fish; and several of the more pungent fatty acids that contribute to rancid human body odor, " Ed says.
“这包括粪臭素,一种粪便的要素;三甲胺,腐烂的鱼的要素中的一种;还有一种使人身体发出臭油脂味的刺激性较强的脂肪酸,”艾德说。
2·Trimethylamine is the chemical that produces the 'fishy' smell we all recognise.
三甲胺是产生我们都能闻得出来的那股腥味的化学物质。
3·The cationic rosin was synthesized by solvent method, with rosin, trimethylamine and epoxy chloropropane as raw materials.
采用松香、三甲胺和环氧氯丙烷为原料,溶剂法合成了阳离子松香。
4·Using trimethylamine and epichlorohydrin as raw materials, an active intermediate, glycidyl trimethyl ammonium chloride (GTA), was synthesized at ambient temperature.
以环氧氯丙烷和三甲胺为原料,常温下合成活性中间体失水甘油基三甲基氯化铵(GTA)。
5·A new process to synthesize choline chloride by using macroporous strong basic anion-exchange resin as catalyst and chloroethanol and trimethylamine as raw materials is introduced.
研究了以大孔强碱阴离子交换树脂为催化剂,氯乙醇和三甲胺为原料,合成氯化胆碱的新工艺。