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单词 thiazine
释义

> as lemmas

thiazine
thiazine n.
Brit. /ˈθʌɪəziːn/
,
U.S. /ˈθaɪəˌzin/
[azine n.] any of a class of dyes that contain a ring of one nitrogen, one sulphur, and four carbon atoms in the molecule, such as thionine and methylene blue.
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the world > matter > chemistry > organic chemistry > organic dyes > [noun] > colour unspecified
thiamine1887
thiazine1893
1893 Jrnl. Soc. Chem. Industry 31 Jan. 4 The original colour quickly reappears on exposure to air: Azine-, Oxazine-, Thiazine-, and Acridine-Colours.
1971 R. L. M. Allen Colour Chem. viii. 130 Thiazine dyes are used on cellulosic fibres, silk, bast fibres, leather and paper.
extracted from thio-comb. form
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as lemmas
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