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Ullmann Fritz
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Individual
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Individual
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Publication of GB191029567ApublicationCriticalpatent/GB191029567A/en
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C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
C09B1/16—Amino-anthraquinones
C09B1/20—Preparation from starting materials already containing the anthracene nucleus
C09B1/26—Dyes with amino groups substituted by hydrocarbon radicals
C09B1/32—Dyes with amino groups substituted by hydrocarbon radicals substituted by aryl groups
C09B1/325—Dyes with no other substituents than the amino groups
Abstract
29,567. Ullmann, F. March 14, [Convention date]. Void. [Published under Section 91 of the Act.] Halogen - o - carboxyphenylaminoanthraquinones are obtained by condensing halogenanthranilic acids with alpha-chloranthraquinone, preferably in presence of a catalyst; according to an example 4-brom-1-amino-2-benzoic acid is used.
GB191029567D1910-03-141910-12-20Manufacture of Halogenised alpha-anilido-anthraquinonecarboxylic Acids.
Expired - LifetimeGB191029567A
(en)