phosphonium ylides

Synonyms: phosphorus ylides, Wittig reagents
https://doi.org/10.1351/goldbook.P04563
Compounds having the structure R3P+–CR2mesomer-arrowR3P=CR2. Also known as Wittig reagents.
See:
ylides
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1358 [Terms] [Paper]