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Disperse Blue 56 CAS 12217-79-7

CAS:12217-79-7
Molecular Formula:C14H9BrN2O4
Molecular Weight:349.14
EINECS:235-401-1
Synonyms:LATYL BLUE BCN; 1,5-Diamino-2-chloro-4,8-dihydroxy-9,10-anthracenedione; Disperse Blue 2BLN; 1,5-diaminochloro-4,8-dihydroxyanthraquinone; 9,10-Anthracenedione, 1,5-diaminochloro-4,8-dihydroxy-; C.I.DISPERSEBLUE56

Disperse Blue 56 CAS 12217-79-7
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What is Disperse Blue 56 CAS 12217-79-7?

Disperse Blue 56 dark blue powder. Dissolve in organic solvents such as ethanol, acetone, and pyridine. It appears green yellow in concentrated sulfuric acid and turns red blue after dilution. When dyeing, the color light remains unchanged when encountering iron ions, but undergoes significant changes when encountering copper ions. The maximum absorption wavelength (λ max) is 630nm.

Specification

Item Specification
Density 1.4410 (rough estimate)
Refractivity 1.6800 (estimate)
Boiling point 129°C (rough estimate)
MW 349.14
MF C14H9BrN2O4
keyword Blue 2BLN

Application

Disperse Blue 56 is mainly used for dyeing polyester and its blended fabrics. It appears green yellow in concentrated sulfuric acid and turns red blue after dilution. When dyeing, the color light remains unchanged when encountering iron ions, but undergoes significant changes when encountering copper ions. The maximum absorption wavelength (λ max) is 630nm.

Packaging

Usually packed in 25kg/drum,and also can be do customized package.

Disperse Blue 56-Package

Synonyms

LATYL BLUE BCN; 1,5-Diamino-2-chloro-4,8-dihydroxy-9,10-anthracenedione; Disperse Blue 2BLN; 1,5-diaminochloro-4,8-dihydroxyanthraquinone; 9,10-Anthracenedione, 1,5-diaminochloro-4,8-dihydroxy-; C.I.DISPERSEBLUE56

Disperse Blue 56 CAS 12217-79-7
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