butyl

butyl

 [bu´til]

a hydrocarbon radical, C₄H₉.

bu·tyl

(byū'til),

CH₃(CH₂)₃-; a radical of N-butane.

butyl

/bu·tyl/ (bu´t'l) a hydrocarbon radical, C4H9.

butyl

[byo̅o̅′til]

Etymology: Gk, boutyron, butter, hyle, matter

a hydrocarbon radical (C₄H₉), most compounds of which are obtained from petroleum. It exists as four isomers: n-butyl, isobutyl, secondary butyl, and tertiary butyl. Butyl compounds, some of which are toxic and irritating, are used in a variety of industrial and medical applications, including anesthesia.

butyl

A four-carbon compound radical of butane, minus one H+; C4H9–.

bu·tyl

(byū'til)

A radical of N-butane.

butyl

a hydrocarbon radical, C₄H₉.

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butyl aminobenzoate

see butamben.

butyl chloride

has been used as an anthelmintic but causes poisoning similar to that caused by carbon tetrachloride.