(chemistry, especially in combination) Of or pertaining to the -SO₂OH group. / (organic chemistry) Of or pertaining to a sulfonic acid or its derivatives.

(American spelling, chemistry) Any salt or ester of a sulfonic acid.

To treat or react with a sulfonic acid, or to introduce such a group into a compound.

(organic chemistry) Any of a class of organic compounds that have a sulfonyl functional group attached to two carbon atoms; drugs of this structure have been used to treat leprosy.

(chemistry) A sulfone, derived from acetone and ethyl mercaptan, that is used as a mild hypnotic.

plural of sulfone

(chemistry) The replacement of a hydrogen atom of an organic compound with a sulfonic acid (-SO₃H) functional group, often by reaction with sulfuric acid at high temperatures

simple past tense and past participle of sulfonate

Treated or reacted with a sulfonic acid / modified by the addition of a sulfonate group

present participle of sulfonate