请输入您要查询的英文单词:

 

单词 isopentane
释义

> as lemmas

isopentane
isopentane n.
Brit. /ˌʌɪsə(ʊ)ˈpɛnteɪn/
,
U.S. /ˌaɪsəˈpɛnˌteɪn/
2-methylbutane, (CH3)2CHCH2CH3, a volatile liquid hydrocarbon present in petroleum.
ΘΚΠ
the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkanes > branched-chain
isobutane1876
isoparaffin1876
isopentane1876
phytane1907
isooctane1909
pristane1923
triptane1943
1876 Encycl. Brit. V. 558/2 Iso~pentane..is formed by the dehydration of amyl alcohol by means of zinc chloride.
1943 V. A. Kalichevsky Amazing Petroleum Industry iv. 55 Natural gasoline contains certain quantities of a hydrocarbon known as isopentane which is a valuable component of high-grade gasolines.
1964 J. D. Roberts & M. Caserio Basic Princ. Org. Chem. iii. 92 The chlorination of isopentane at 300° gives all four possible monosubstitution products.
extracted from iso-comb. form
<
as lemmas
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/21 5:38:26