butane

名词 n.
中文释义

英文释义

名词 n.
  1. A hydrocarbon (either of the two isomers of C₄H₁₀, n-butane and 2-methylpropane) found in gaseous petroleum fractions. countable,uncountable
  2. The n-butane isomer only. uncountable

词形变化

butanes plural

词汇关系

近义词
E943a
衍生词
bromobutane butanediol butanedione butanethiol butanoic butanol butyl chlorobutane cyclobutane dibromobutane dichlorobutane iodobutane isobutane n-butane
相关词
alkane ethane methane pentane propane

词源

PIE word
*gʷṓws
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.
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