请输入您要查询的英文单词：

　

单词 indigotin
释义

Definition of indigotin in English:

indigotin

noun ˌɪndɪˈɡəʊtɪnɪnˈdɪɡətɪn
mass nounChemistry

  • A dark blue crystalline compound which is the main constituent of the dye indigo.

    Chemical formula: (C₈H₆N0)₂

    Example sentencesExamples
    • The indican is oxidized to form the deep blue indigotin.
    • Indigotin (from woad) was used in conjunction with other dyes to produce several purples (with madder) and a green (with the unidentified yellow).
    • In 15 samples, carminic acid was found in combination with indigotin.

Origin

Mid 19th century: from indigo + -t- (for ease of pronunciation) + -in1.

 
 

Definition of indigotin in US English:

indigotin

noun
Chemistry

  • A dark blue crystalline compound which is the main constituent of the dye indigo.

    Chemical formula: (C₈H₆NO)₂

    Example sentencesExamples
    • In 15 samples, carminic acid was found in combination with indigotin.
    • The indican is oxidized to form the deep blue indigotin.
    • Indigotin (from woad) was used in conjunction with other dyes to produce several purples (with madder) and a green (with the unidentified yellow).

Origin

Mid 19th century: from indigo + -t- (for ease of pronunciation) + -in.

 
 
随便看

　

英语词典包含464360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：2025/1/11 9:13:36