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pentane
[ pen-teyn ]
noun
, Chemistry, Pharmacology.
- a hydrocarbon of the methane series, existing in three liquid isomeric forms.
- Also called normal pentane. the most important isomer of pentane, a colorless, flammable, water-insoluble, very volatile liquid, C 5 H 1 2 , obtained from petroleum by distillation: used chiefly as a solvent and in medicine as an anesthetic.
pentane
/ ˈpɛnteɪn /
noun
- an alkane hydrocarbon having three isomers, esp the isomer with a straight chain of carbon atoms ( n -pentane) which is a colourless flammable liquid used as a solvent. Formula: C 5 H 12
pentane
/ pĕn′tān′ /
- A colorless, flammable hydrocarbon derived from petroleum and used as a solvent. Pentane occurs in three isomers and is the fifth member of the alkane series. Chemical formula: C 5 H 12 .
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Word History and Origins
Origin of pentane1
1875–80; pent- ( def ) + -ane
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