What does "vinylogous" mean?

Of, pertaining to or containing a vinyl group, specifically used to describe functional groups in which the standard moieties of the group are separated by a carbon–carbon double bond.

Vinylogous

adj

adj ·Rare ·Advanced level

Definitions

Adjective

1
Of, pertaining to or containing a vinyl group, specifically used to describe functional groups in which the standard moieties of the group are separated by a carbon–carbon double bond. not-comparable
"Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich Bulky electron-withdrawing groups can cause the vinylogous portion of the vinylcarbenoid to become the active electrophilic site, but usually the use of nonpolar solvents can minimize this type of reactivity."
2
Describing a homologue of a vinyl compound not-comparable

Example

More examples

"Aldrichimica Acta Volume 30 No 4 (pdf) from Sigma-Aldrich Bulky electron-withdrawing groups can cause the vinylogous portion of the vinylcarbenoid to become the active electrophilic site, but usually the use of nonpolar solvents can minimize this type of reactivity."

Etymology

Blend of vinyl + homologous.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.