hydrocarbylidene groups

https://doi.org/10.1351/goldbook.H02892
Divalent groups, R2C=, formed by removing two hydrogen atoms from the same carbon atom of a @H02889@, the free valencies of which are engaged in a double bond.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1341 [Terms] [Paper]
Citation: 'hydrocarbylidene groups' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.H02892 RIS BibTex EndNote
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Last revised: February 24, 2014