THE STEREOSELECTIVITY OF RING-OPENING OF 3-SUBSTITUTED CYCLOPROPENES AND INTERMOLECULAR TRAPPING OF DERIVED VINYLCARBENES

Article abstract of DOI:10.1016/S0040-4039(00)82291-1

Cyclopropene (4, X = Ph) reacts with 2,3-dimethylbut-2-ene or methylacrylate to produce predominantly the cyclopropanes (5k) and (5m) with an E-stereochemistry at the alkene and, in the latter case, cis-stereochemistry of the alkene and ester about the cy