butane
English
![](Images/wiktionary/I-Butane-2D-Skeletal.svg.png.webp)
i-butane (2-methyl-propane)
![](Images/wiktionary/Butane_simple.svg.png.webp)
n-butane
Etymology
IUPAC nomenclature, from but- (“four carbon prefix”) + -ane (“alkane suffix”), the former is derived from the same stem as the foul-smelling carboxylic acid liberated in rancid butter, "butyric acid", hence cognate with butter.
Pronunciation
- IPA(key): /ˈbjuːteɪn/
Audio (US) (file)
Noun
butane (countable and uncountable, plural butanes)
- (organic chemistry) A hydrocarbon (either of the two isomers of C4H10 n-butane, and 2-methyl-propane) found in gaseous petroleum fractions.
- (organic chemistry, uncountable) The n-butane isomer only.
Synonyms
- E943a (when used as a propellant)
Derived terms
- bromobutane
- butanediol
- butanethiol
- chlorobutane
- cyclobutane
- iodobutane
- isobutane
- n-butane
Related terms
- alkane
- ethane
- methane
- pentane
- propane
Translations
the organic compound
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Anagrams
- batune
French
Pronunciation
- IPA(key): /by.tan/
Audio (Paris) (file)
Noun
butane m (plural butanes)
- butane
- n-butane Synonym of n-butane
- Synonym: n-butane
Derived terms
- cyclobutane
- isobutane
- n-butane
Further reading
- “butane”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.