https://doi.org/10.1351/goldbook.L03438
- Cyclic hemiacetalsformed byintramolecularaddition of a hydroxy group to an aldehydic or ketonic carbonyl group. They are thus 1-oxacy-cycloalkan-2-ols or unsaturated analogues, e.g.
- [obsolete] This term has also been used for hydroxy lactones, but such use is not recommended.