@C00806@ in which the carbenic carbon atom has a double bond to another carbon atom
R2C=C:, e.g.
H2C=C: ethenylidene.
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]