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Asymmetric Synthesis of ?-Hydroxy-Estersvia Ester Enolates with Very High Diastereoselectivity

Authors :
Remo Gamboni
Christoph Tamm
Source :
Helvetica Chimica Acta. 69:615-620
Publication Year :
1986
Publisher :
Wiley, 1986.

Abstract

The α-hydroxylation of chiral esters of 3-phenylpropionic acid by MoO5·Py·HMPT was optimized to 98% de and 73% yield by systematic variation of the reaction conditions. The addition of at least 3 equiv. of K(sec-BuO) proved to be essential.

Details

ISSN :
15222675 and 0018019X
Volume :
69
Database :
OpenAIRE
Journal :
Helvetica Chimica Acta
Accession number :
edsair.doi...........f97653b020103c146f74faf3e2ca53d5
Full Text :
https://doi.org/10.1002/hlca.19860690310