A stereoselective enyne cross metathesis.
[reaction: see text] Intermolecular enyne metathesis reaction of alkynes with olefins catalyzed by second-generation Grubbs catalyst (1) proceeded stereoselectively under ethylene atmosphere to produce 1,3-disubstituted butadienes with E stereochemistry.
Lee
Hee-Yoon
HY
Center for Molecular Design & Synthesis, Department of Chemistry and School of Molecular Science (BK21), Korea Advanced Institute of Science & Technology, Daejon 305-701, Korea.
Kim
Byung Gyu
BG
Snapper
Marc L
ML