请输入您要查询的英文单词:

 

单词 monomethyl
释义 monomethyl Chem.|mɒnəʊˈmɛθɪl|
[mono- 2.]
Used attrib. to denote organic compounds in which one equivalent of methyl takes the place of one of hydrogen. Also monoˈmethylated, -meˈthylic adjs. in same sense.
1869Roscoe Elem. Chem. (1871) 340 Mono-methyl phosphine.1880Friswell in Jrnl. Soc. Arts XXVIII. 444 Dimethylaniline..free from unaltered aniline, and containing only 3 per cent. of the monomethylated compound.1902Webster Suppl., Monomethylic.
随便看

 

英语词典包含277258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:2024/12/22 2:23:59