英语词汇“azulene”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

azulene

释义

azulene Chem.|ˈæzjʊliːn|
[f. Sp. azul blue + -ene.]
A liquid hydrocarbon, blue in colour, found in some volatile oils; = cerulein.
The term is used to cover not only the parent hydrocarbon but the class of derivatives with the same basic structure, viz. a five-ring joined to a seven-ring, isomeric with naphthalene, which has two six-rings joined together.
1874Jrnl. Chem. Soc. XXVII. 1 Pure oil of wormwood (obtained from Dr. Septimus Piesse) being submitted to distillation, the greater part passed over..close upon 200°, a portion of blue oily product being obtained at a higher temperature (the azulene of Piesse and cœruleïn of Gladstone).1880[see cerulein].1956Nature 21 Jan. 145/2 In the fractionation of hydrocarbons found in Copaiba balsam, we have isolated..a compound with the typical reactions of azulenes, and which we propose to call ‘cario⁓azulene’.

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。

相关内容11：

“azulene”的英英意思

“a-week”的英英意思

“打压试验”英文翻译

“awecche”的英英意思

=0;i--)with...">“azuki”的英英意思

“打捞船”英文翻译

友情链接