Definition of isobutane in English:

isobutane

nounˌʌɪsəʊˈbjuːteɪnˌaɪsəˈbjuteɪn

mass nounChemistry

A gaseous hydrocarbon isomeric with butane.
〔化〕异丁烷
Chemical formula: CH₃CH(CH₃)₂
Example sentencesExamples
- Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane, n-butane).
- And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward.
- According to the company's information the fuel of choice is an 80/20 isobutane / propane mixture.
- The reformulated product contained isobutane [2.76], ethyl acetate [0.73], n-heptane [4.66], and fluoroaliphatics [0.75].
- The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps.

Definition of isobutane in US English:

isobutane

nounˌaɪsəˈbjuteɪnˌīsəˈbyo͞otān

Chemistry

A gaseous hydrocarbon isomeric with butane.
〔化〕异丁烷
Chemical formula: CH₃CH(CH₃)₂
Example sentencesExamples
- Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane, n-butane).
- The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps.
- The reformulated product contained isobutane [2.76], ethyl acetate [0.73], n-heptane [4.66], and fluoroaliphatics [0.75].
- According to the company's information the fuel of choice is an 80/20 isobutane / propane mixture.
- And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward.

词汇	isobutane
释义	Definition of isobutane in English: isobutane nounˌʌɪsəʊˈbjuːteɪnˌaɪsəˈbjuteɪn mass nounChemistry A gaseous hydrocarbon isomeric with butane. 〔化〕异丁烷 Chemical formula: CH₃CH(CH₃)₂ Example sentencesExamples Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane, n-butane). And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward. According to the company's information the fuel of choice is an 80/20 isobutane / propane mixture. The reformulated product contained isobutane [2.76], ethyl acetate [0.73], n-heptane [4.66], and fluoroaliphatics [0.75]. The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps. Definition of isobutane in US English: isobutane nounˌaɪsəˈbjuteɪnˌīsəˈbyo͞otān Chemistry A gaseous hydrocarbon isomeric with butane. 〔化〕异丁烷 Chemical formula: CH₃CH(CH₃)₂ Example sentencesExamples Residents are exposed to photochemical smog, airborne particles, and alkane hydrocarbons (e.g., propane, isobutane, n-butane). The end result is the addition of isobutane to isobutylene to form isooctane, the molecule that is the basis of octane ratings seen at the gas pumps. The reformulated product contained isobutane [2.76], ethyl acetate [0.73], n-heptane [4.66], and fluoroaliphatics [0.75]. According to the company's information the fuel of choice is an 80/20 isobutane / propane mixture. And so, Kelley knew just what to do as 128.3 tons of vaporized poisons - including sulfur dioxide, hexane, carbon monoxide, isobutane - began sifting earthward.
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