sulfenes

https://doi.org/10.1351/goldbook.S06095
S,S-Dioxides of @T06349@ and @T06356@, R2C=SO2.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1368 [Terms] [Paper]