vinyl carbenes 

https://doi.org/10.1351/goldbook.V06620
@C00806@ having a @V06622@ on a carbenic carbon atom R2C=CRC:R\(\leftrightarrow\) R2C+–CR=C−R. E.g. H2C=CHC:H prop-2-en-1-ylidene.
See: 1,3-dipolar compounds
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]
Citation: 'vinyl carbenes' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.V06620 RIS BibTex EndNote
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Last revised: February 24, 2014