… Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives. …
Explanatory notes
… - Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives. (A) ACETALS … of (normally hypothetical) hydrates of aldehydes and ketones. Hemiacetals are mono-ethers in which the carbon-atom …