Hemiacetals having the structure
R2C(OH)OR
(
R ≠
H ),
derived from
ketones by formal addition of an alcohol to the carbonyl group. This term, once abandoned,
has been reinstated as a subclass of
hemiacetals.
Source:
PAC, 1995, 67, 1307
(Glossary of class names of organic compounds and reactivity intermediates based on
structure (IUPAC Recommendations 1995))
on page 1339