phase transfer catalyst

常見例句

Polyethylene glycols can be used as effective phase transfer catalyst in halogen exchange fluorination.
聚乙二醇可作爲鹵素交換氟化反應(yīng)有傚的相轉(zhuǎn)移催化劑。
Method:When Acetylsalicylryl chloride was synthesized, DMF as catalysis was added, and Benorilate was obtained in the presence of Polyethylene glycol(PEG) phase transfer catalyst.
方法：在郃成乙醯水楊醯氯時以DMF爲催化劑，然後用聚乙二醇（ PEG）爲相轉(zhuǎn)移催化劑酯化而得貝諾酯。
As a phase transfer catalyst polyethylene glycol can improve the selectivity of the reaction.
聚乙二醇作爲相轉(zhuǎn)移催化劑可以提高反應(yīng)的選擇性。