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heptane
(hept|ane)
Pronunciation:
/ˈhɛpteɪn/
noun
Chemistry
a colourless liquid hydrocarbon of the alkane series, present in petroleum spirit.
Chemical formula: C
7
H
16
; several isomers, especially the straight-chain isomer (
n
-heptane
)
Origin:
late 19th century
: from
hepta-
'seven'
(denoting seven carbon atoms) +
-ane
2
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