Chemoselective Dieckmann-like condensations using N-methoxy-N-methylamides
摘要:
The use of N-methoxy-N-methylamide as a chemoselective group in Dieckmann-like condensation is described. The chemoselectivity in these cyclizations is dependent on the counterion of the base employed.
Chemoselective Dieckmann-like condensations using N-methoxy-N-methylamides
摘要:
The use of N-methoxy-N-methylamide as a chemoselective group in Dieckmann-like condensation is described. The chemoselectivity in these cyclizations is dependent on the counterion of the base employed.
The cyano derivatives of 3-functionalized dehydroprolines led to arginine semi-constrained analogues. (C) 2002 Elsevier Science Ltd. All rights reserved.