ynamines

https://doi.org/10.1351/goldbook.Y06729
N,N-Disubstituted alk-1-yn-1-amines, RC≡CNR2. By usage, restricted to this type of acetylenic amine.
See: enamines
Source:
PAC, 1995, 67, 1307. 'Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)' on page 1375 (https://doi.org/10.1351/pac199567081307)