Simple protocol for enhanced (E)-selectivity in Julia–Kocienski reaction
摘要:
A short and efficient Julia-Kocienski olefination protocol, based upon the use of chelating agents (18-crown-6 or TDA-1 for K(+); 12-crown-4 or HMPA for Li(+)), was developed. This protocol enhances the (E)selectivity of the reaction and the desired olefins are obtained generally with >10:1 (E/Z)-selectivity. (C) 2011 Elsevier Ltd. All rights reserved.
REETZ, MANFRED T.;SEITZ, THOMAS, ANGEW. CHEM., 99,(1987) N 10, 1081-1082
作者:REETZ, MANFRED T.、SEITZ, THOMAS
DOI:——
日期:——
Simple protocol for enhanced (E)-selectivity in Julia–Kocienski reaction
作者:Jiří Pospíšil
DOI:10.1016/j.tetlet.2011.02.086
日期:2011.5
A short and efficient Julia-Kocienski olefination protocol, based upon the use of chelating agents (18-crown-6 or TDA-1 for K(+); 12-crown-4 or HMPA for Li(+)), was developed. This protocol enhances the (E)selectivity of the reaction and the desired olefins are obtained generally with >10:1 (E/Z)-selectivity. (C) 2011 Elsevier Ltd. All rights reserved.