https://doi.org/10.1351/goldbook.P04401
Obsolescent term for saturated @H02889@, commonly but not necessarily acyclic. Still widely used in the petrochemical industry, where the term designates acyclic saturated @H02889@, and stands in contradistinction to @N04084@.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1356 [Terms] [Paper]