carbamates

https://doi.org/10.1351/goldbook.C00803
Salts or @E02219@ of carbamic acid,
H2NC(=O)OH
, or of N-substituted carbamic acids
R2NC(=O)OR'
, (R' = hydrocarbyl or a @C00907@). The @E02219@ are often called @U06578@ or urethans, a usage that is strictly correct only for the ethyl @E02219@.
Source:
PAC, 1995, 67, 1307. (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1323 [Terms] [Paper]