salicyl N-tosylimines;
aza-Baylis-Hillman reaction;
chromanes;
Michael addition;
D O I:
10.1016/j.tet.2007.08.015
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
Reactions of salicyl N-tosylimines with methyl vinyl ketone, ethyl vinyl ketone or phenyl vinyl ketone proceeded smoothly under mild conditions to give the corresponding chromanes or aza-Baylis-Hillman adducts in moderate to excellent yields in the presence of phosphine or nitrogen Lewis base. (c) 2007 Elsevier Ltd. All rights reserved.
机构:
Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R ChinaChinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China
Shi, M
Liu, YH
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机构:
Chinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R ChinaChinese Acad Sci, Shanghai Inst Organ Chem, State Key Lab Organomet Chem, Shanghai 200032, Peoples R China