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聚醚季铵离子液体合成及其催化CO2与环氧烷加成反应

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Indexed by:期刊论文

Date of Publication:2008-12-15

Journal:分子催化

Included Journals:PKU、ISTIC、CSCD

Volume:22

Issue:6

Page Number:487-490

ISSN No.:1001-3555

Key Words:离子液体;环加成反应;季铵盐;CO2;环氧氯丙烷

Abstract:设计合成了八个聚醚季铵盐型离子液体, 这类离子液体催化剂都可在无溶剂条件下催化CO2与环氧氯丙烷环加成反应, 并对空气和水稳定. 离子液体的阳离子结构对催化活性影响较大, 阳离子越大, 催化剂活性越高. 以IL1为催化剂, 在140 ℃, 2.0 MPa, 6 h条件下, 催化产物收率可以达到99%. 催化剂可以循环使用.

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