GRIECO P. A.; POGONOWSKI C. S.; BURKE S., J. ORG. CHEM. <JOCE-AH>, 1975, 40, NO 4, 542-543
作者:GRIECO P. A.、 POGONOWSKI C. S.、 BURKE S.
DOI:——
日期:——
<i>O</i>-Heterocycles from Unsaturated Carbonyls and Dimethoxycarbene
作者:Jean-Philippe Croisetière、Claude Spino
DOI:10.1021/acs.joc.8b00613
日期:2018.5.18
The (4+1)-annulation of dimethoxycarbene with readily accessible α,β-unsaturated carbonyls gives cyclic orthoesters, which can then be converted in just a few steps to other O-heterocycles, including methoxyfurans, furanones, and furans.