请输入您要查询的英文单词:

 

单词 acetonamine
释义

acetonaminen.

Brit. /asᵻˈtəʊnəmiːn/, /asᵻˈtəʊnəmɪn/, U.S. /ˌæsəˈtoʊnəˌmin/
Origin: Formed within English, by compounding. Etymons: acetone n., amine n.
Etymology: < acetone n. + amine n. N.E.D. (1884) gives the pronunciation as (æ·sĭtōunˌăməi:n) /ˈæsɪtəʊnəˌmaɪn/.
Chemistry. rare.
Any of a group of compounds obtained by a condensation reaction of ammonia with acetone and containing an amine (or imine) group and a ketone group.The principal members of the group are diacetonamine (4-amino-4-methyl-2-pentanone, C6H13NO: see di-acetonamine n. at diacetin n. Derivatives) and triacetonamine (2,2,6,6-tetramethyl-4-piperidone, C9H17NO).
ΚΠ
1868 Times 26 Aug. 4/5 Amyl-ethyl-methyl acetonamine.
1927 Q. Jrnl. Indian Chem. Soc. 4 53 The first part of the reaction involves the formation of cyanacetamide and actyl [sic] acetonamine which then react with each other to give the closed ring system.
1976 Jrnl. Physical Chem. 80 1793/1 The label I was prepared from acetonamine.
2007 Jrnl. Org. Chem. 72 4425/2 Chiral moieties related to (4S,5S)-5-amino-2,2-dimethyl-4-phenyl-1,3-dioxane (acetonamine).
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).
<
n.1868
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:2024/11/11 1:41:02