vinyl carbenes

https://doi.org/10.1351/goldbook.V06620
@C00806@ having a @V06622@ on a carbenic carbon atom R2C=CRC:Rmesomer-arrowR2C+–CR=CR . E.g. H2C=CHC:H prop-2-en-1-ylidene.
See:
dipolar compounds
,
vinylic groups
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1374 [Terms] [Paper]