heptane
heptane[ˈhɛpteɪn]noun- (Chemistry)a colourless liquid hydrocarbon of the alkane series, present in petroleum spirit
(化)庚烷
- Chem. formula: C7H16; several isomers, especially the straight-chain isomer (n-heptane)
化学分子式:C7H16;有几种异构体,尤指直链异构体(正庚烷)
语源- late 19th cent.: from hepta- 'seven' (denoting seven carbon atoms) + -ane
考试词汇表