phase transfer catalyst
基本解釋
- 相轉(zhuǎn)移催化劑
英漢例句
- Polyethylene glycols can be used as effective phase transfer catalyst in halogen exchange fluorination.
聚乙二醇可作爲(wèi)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(shí)以DMF爲(wèi)催化劑,然後用聚乙二醇( PEG)爲(wèi)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(wèi)相轉(zhuǎn)移催化劑可以提高反應(yīng)的選擇性。
雙語(yǔ)例句
詞組短語(yǔ)
- phase -transfer catalyst AOT AOT相轉(zhuǎn)移催化劑
- amphiphilic phase -transfer catalyst 雙親相轉(zhuǎn)移催化劑
- polymer phase -transfer catalyst 高分子相轉(zhuǎn)移催化劑
- Solvent regulated phase -transfer catalyst 溶劑控制相轉(zhuǎn)移催化劑
- reaction -controlled phase-transfer catalyst 反應(yīng)控制相轉(zhuǎn)移催化劑
短語(yǔ)
專(zhuān)業(yè)釋義
- 相轉(zhuǎn)移催化劑
The effects of phase transfer catalyst,reaction time,temperature,values of oxidant on desulfurization was studied.
考察了相轉(zhuǎn)移催化劑、氧化時(shí)間、氧化溫度、氧化劑加入量等工藝條件對(duì)脫硫率的影響。