Objective To study the catalytic activity of potassium bisulfate in synthesizing hexyl hexanoate.目的研究硫酸氢钾在合成己酸己酯工艺中的催化性能.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合...
Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯.Isoamyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,正丁酸和异戊醇为原料合成了正丁酸异戊酯.Ethyl lact...
同学们对老师用风趣的方式讲解他们的错误很感兴趣.The students enjoyed their teacher's bantering them about their mistakes.他的小说里有很多幽默风趣的片段.His stories are spiced with humour.在长途旅行中,他表现出自己是一位风趣的旅伴.On the long journey he proved himself to be a...
Taken in excess, aluminum - containing antacids cause hypophosphatemia, which may lead to metabolic bone disease.如果摄入过量, 含铝的抗酸剂可以导致低磷血症, 而低磷血症可以导致代谢性骨病....
Why don't you bring me a Escalade or something to get back in my good graces?你为什么不给我找个台阶下看看能不能原谅你们 呢 ?They had to escalade canyons to reach their destination.他们必须爬上峡谷才能到达他们的目的地.Since Tiger drives an Escalade, can he...