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The Colour of Organic Compounds IV—Indigo and Related Dyes*
Author(s) -
Knott E. B.
Publication year - 1951
Publication title -
journal of the society of dyers and colourists
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.297
H-Index - 49
eISSN - 1478-4408
pISSN - 0037-9859
DOI - 10.1111/j.1478-4408.1951.tb02729.x
Subject(s) - indigo , chemistry , photochemistry , polymer science , organic chemistry , art , visual arts
It is shown that the application to the indigo molecule of known colour rules, particularly the general rule given by the author 1 , leads to the expectation of a deep colour. Various isomers, analogues, and derivatives of indigo and thioindigo are similarly examined, and their colour is explained on a qualitative basis.