alkyl radicals

https://doi.org/10.1351/goldbook.A00235
Carbon-centered @R05066@ derived formally by removal of one hydrogen atom from an @A00222@, e.g. CH3CH2C.H2 propyl.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1314 [Terms] [Paper]