English

Adjective

carbenoid ‎(comparative more carbenoid, superlative most carbenoid)

1. (organic chemistry) characteristic of a carbene

Noun

carbenoid ‎(plural carbenoids)

1. (organic chemistry) any molecular entity having the characteristics of a carbene or acting as a source of carbenes

   Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich

   The combination of an electron-withdrawing (EWG) and an electrondonating substituent (EDG) on the carbenoid appears to be the crucial requirement for high diastereoselectivity and enantioselectivity when the rhodium(II) prolinate system is used.