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The Identification of Sulphonic Acid Reduction Products of Azo Dyes II—Sulphonic Acids of 1‐Amino‐2‐naphthol
Author(s) -
Cross E. J.
Publication year - 1962
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.1478-4408.1962.tb02490.x
Subject(s) - chemistry , reduction (mathematics) , 1 naphthol , 2 naphthol , organic chemistry , medicinal chemistry , mathematics , geometry
Sulphonic acids of 1‐amino‐2‐naphthol with a sulphonic group in the 8‐position are readily converted by treatment with acetic anhydride into the corresponding sulphonic acids of 2‐methylnaphth[1,2‐ d ]oxazole, whereas those in which the 8‐position is unsubstituted yield NO ‐diacetyl‐derivatives.