NAV
中文 DALIAN UNIVERSITY OF TECHNOLOGYLogin
Small molecule activation and biomimetic catalysis
Paper
Current position: Home >> Research Results >> Paper
负载于孔道内部的手性酸碱催化不对称Aldol反应
Release time:2019-03-10 Hits:
Indexed by: 期刊论文
First Author: 李华
Correspondence Author: Li, H (reprint author), Dalian Univ Technol, State Key Lab Fine Chem, Dalian 116012, Peoples R China.
Co-author: 吕小兵
Date of Publication: 2009-07-01
Journal: 催化学报
Included Journals: SCIE、EI、PKU、ISTIC、CSCD
Document Type: J
Volume: 30
Issue: 7
Page Number: 587-589
ISSN No.: 0253-9837
Key Words: 手性催化;固载化;限制效应;双功能催化剂;醛酮缩合反应
Abstract: 将手性的伯胺-叔胺与B酸组成的酸碱对负载到介孔材料SBA-15孔道的内表面,得到了一种非均相双功能催化剂.该催化剂在催化丙酮和不同醛的aldol反应时得到了中等的活性和对映体选择性,重复使用6次后活性没有明显下降.与以硅胶为载体的催化剂相比,以介孔SBA-15分子筛为载体的催化剂ee值更高,这可能是由于介孔孔道限制效应引起的.
Translation or Not: no