请输入您要查询的英文单词:

 

单词 trional
释义

trionaln.

/ˈtrʌɪəʊnal/
Etymology: < tri- comb. form 3 + -onal (in sulphonal n.), because it contains three ethyl groups.
Pharmacology.
Trade-name of the synthetic narcotic drug diethylsulphonemethylethylmethane, CH3(C2H5)C(SO2C2H5)2, resembling sulphonal.
ΘΚΠ
the world > health and disease > healing > medicines or physic > medicines for specific purpose > sedatives, antispasmodics, etc. > [noun] > narcotic > specific drugs
chlorodyne1863
trional1889
1889 Jrnl. Chem. Soc. 56 1233 Trional..crystallises in lustrous tables, melts at 76°, and dissolves in 320 parts of cold water.
1896 T. C. Allbutt et al. Syst. Med. I. 225 By the substitution of Sulphonal of a molecule of ethyl (C2H5) for a molecule of methyl, trional is formed.
1913 T. E. Thorpe Dict. Applied Chem. (ed. 2) V. 530 Trional..is employed in medicine for the same purpose as sulphonal and tetronal.
This entry has not yet been fully updated (first published 1915; most recently modified version published online June 2018).
<
n.1889
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:2025/1/31 14:21:08