请输入您要查询的英文单词:

 

单词 mesitylene
释义

mesitylenen.

Brit. /mᵻˈsɪtᵻliːn/, U.S. /məˈsɪdəˌlin/
Forms: 1800s mesitilene, 1800s mesityline, 1800s– mesitylene.
Origin: Formed within English, by compounding. Etymons: mesityl n., -ene comb. form.
Etymology: < mesityl n. + -ene comb. form.
Chemistry.
A colourless aromatic hydrocarbon, isomeric with cumene, obtainable from petroleum or by distillation of acetone with sulphuric acid; 1,3,5-trimethylbenzene, C6H3(CH3)3.
ΚΠ
1838 R. J. Kane in Trans. Royal Irish Acad. (1839) 18 Science 100 The name Mesit was applied by Reichenbach to a liquid which he met among the products of destructive distillation, and which he took to be pyroacetic spirit;..I shall adopt that denomination, and propose for the pyroacetic spirit the name Mesitic Alcohol. We thus obtain C6H4 mesitylene.
1848 Sci. Amer. 7 Oct. 24/2 An atom of Retinyl is composed of three atoms of Mesityline.
1850 Q. Jrnl. Chem. Soc. 2 104 He [sc. Kane], moreover, obtained a liquid hydrocarbon, which he described under the name of mesitilene (mesitilole).
1906 H. F. Morley & M. M. P. Muir Watts' Dict. Chem. III. 233/1 The explanation of the formation of mesitylene by condensation of acetone was first given by Baeyer.
1934 Jrnl. Royal Aeronaut. Soc. 38 315 Higher aromatic hydrocarbons such as ethyl-benzene, pseudo-cumene and mesitylene have been synthesised and used..as fuel for aviation engines.
1967 I. L. Finar Org. Chem. (ed. 5) I. 581 There are eight isomeric hydrocarbons of formula C9H12... Mesitylene is the most important of these.
1992 Organometallics 11 135/1 The benzene and mesitylene complexes are much less stable and could not be recrystallized without decomposition.
This entry has been updated (OED Third Edition, September 2001; most recently modified version published online March 2022).
<
n.1838
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:2024/12/25 13:18:18