Bee Cisco, Tius Marcus A
Department of Chemistry, 2545 The Mall, University of Hawaii, Honolulu, Hawaii 96822, USA.
Org Lett. 2003 May 15;5(10):1681-4. doi: 10.1021/ol034309+.
[reaction: see text] A triply convergent synthesis of alpha-methylene cyclopentenones has been demonstrated in which an intermediate C,O-dianion is formed and trapped on carbon by electrophiles.