protecting agent

Methods Heart protecting musk dispersible tablets were prepared by selecting PVPP as disintegration, MCC as filler, CMC Ca as sweller and 1% HPMC solution as adhesive agent.

方法以PVPP为崩解剂、MCC为填充剂、CMC Ca为溶胀性辅料、1%HPMC水溶液为粘合剂，制备麝香保心分散片；

It can be synthesized with the material of lovastatin, hydroxy protecting agent of trimethylchlorosilane, and t-butyl lithium instead of pyrrole lithium. The total yield is about 78%.

以洛伐他汀为原料，三甲基氯硅烷为羟基保护基，用活泼的强亲核试剂叔丁基锂代替当前的吡咯烷锂合成了目标产物新伐他汀，总收率达78%。

Oil soluble temporary plugging agent DGZ is a novel multiple functions reservoir protecting agent developed based on temporary shielding plugging theory.

DGZ油溶性暂堵剂是根据屏蔽暂堵原理开发的一种新型多功能油层保护剂。

Preparing a New Type of Protecting Gum and Degumming Agent

新型保护胶BJ和去胶剂QJ的研制

Chemical synthesis of protecting agent for deoxyribonucleoside phosphate and study on its protecting action for phosphate group

脱氧核苷磷酸基团保护剂的合成与磷酸基团的保护研究