Functionalised pyrrolidinones derived from (S)-pyroglutamic acid by cycloaddition reactions
摘要:
The alpha,beta-unsaturated bicyclic lactams 3a,c, prepared from (S)-pyroglutamic acid, are useful substrates for cycloaddition reactions, giving excellent regio-and diastereocontrol; however, lactam 3c has very superior reactivity with several dienes and dipoles under mild reaction conditions. (C) 1997 Elsevier Science Ltd.
Functionalised pyrrolidinones derived from (S)-pyroglutamic acid by cycloaddition reactions
摘要:
The alpha,beta-unsaturated bicyclic lactams 3a,c, prepared from (S)-pyroglutamic acid, are useful substrates for cycloaddition reactions, giving excellent regio-and diastereocontrol; however, lactam 3c has very superior reactivity with several dienes and dipoles under mild reaction conditions. (C) 1997 Elsevier Science Ltd.
Functionalised pyrrolidinones derived from (S)-pyroglutamic acid by cycloaddition reactions
作者:Jonathan H. Bailey、David T. Cherry、Katherine M. Crapnell、Mark G. Moloney、Sung Bo Shim、Mark J. Bamford、R.Brian Lamont
DOI:10.1016/s0040-4020(97)00740-0
日期:1997.8
The alpha,beta-unsaturated bicyclic lactams 3a,c, prepared from (S)-pyroglutamic acid, are useful substrates for cycloaddition reactions, giving excellent regio-and diastereocontrol; however, lactam 3c has very superior reactivity with several dienes and dipoles under mild reaction conditions. (C) 1997 Elsevier Science Ltd.