˜yÐÄvlog

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isooctane

[ ahy-soh-ok-teyn ]

noun

Chemistry.
  1. the octane C 8 H 18 , used as one of the standards in establishing the octane number of a fuel.


isooctane

/ ËŒ²¹Éª²õəʊˈɒ°ì³Ù±ðɪ²Ô /

noun

  1. a colourless liquid alkane hydrocarbon produced from petroleum and used in standardizing petrol. Formula: (CH 3 ) 3 CCH 2 CH(CH 3 ) 2 See also octane number
“Collins English Dictionary — Complete & Unabridged†2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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˜yÐÄvlog History and Origins

Origin of isooctane1

First recorded in 1905–10; iso- + octane
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Example Sentences

Examples have not been reviewed.

Isobutylene is used in the production of isooctane, a component of some gasolines.

From

Gasoline is primarily composed of isooctane and heptane.

From

The numbers on the pump, usually in the 80s and 90s, are simply the octane rating, or the percentage of the isooctane in the mixture.

From

For example, gasoline with an 89 octane rating contains 11% heptane and 89% isooctane.

From

Isobutylene is used to make isooctane, a component of aviation fuel.

From

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