(organic chemistry) Any of four isomeric univalent hydrocarbon radicals, C₄H₉, formally derived from butane by the loss of a hydrogen atom. / A synthetic rubber made by the polymerization of isobutylene.

(organic chemistry) The univalent organic radical (CH₃)₃C-

(organic chemistry) A substituted phenol used as a fat-soluble antioxidant in some food.

(organic chemistry) Either of two isomers of tertiary butyl-4-hydroxyanisole used as a fat-soluble antioxidant in some food.

A synthetic rubber made by the polymerization of isobutene and isoprene.

simple past tense and past participle of butylate

(organic chemistry) Modified to contain one or more butyl groups

(organic chemistry) To react so as to introduce one or more butyl groups into a molecule

present participle of butylate

Third-person singular simple present indicative form of butylate