Aluminum propoxide for the Tishchenko condensation of propanal to propyl propionate is prepared from aluminum powder and propanol.

以出丙醇铝为催化剂,无水化锌为助催化剂,用丙醛了丙酸丙酯,收率可达92％,选择性可达93％。

It presented the synthetic methods as well as experiment results of brominated or chlorinated propyl antimonites and its intermediate propenyl anti-monite.

介绍了溴（）代丙基亚锑酸酯及其中间体烯丙基亚锑酸酯方法及应用试验结果。

Hordenine propyl formate and chemical osmosis are the two ways of extracting Glutathione(GSH) from yeast have been introduced and compared in this review.

介绍了从酵母中分离纯化谷胱甘肽(GSH)两种抽提方法:对羟基苯甲酸丙酯法和化学渗透法,并对其进行了对比。

The company main product includes: High boiling point products and so on solvent series, plasticizer series, aromatic hydrocarbon series, Zhong propyl butyl-carbinol, 2- octanone and thiophen.

高沸点溶剂系列、增塑剂系列、芳烃系列、仲辛醇、2-辛酮及噻吩等产品。