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Acid Blue 75

Name:C.I.Acid Blue 75,C.I.42576

Molecular Structure: triarylmethane class

C.I.Acid Blue 75,C.I.42576,CAS 5863-54-7,705.82,C37H36N3NaO6S2,Pontacyl Violet 4BL

C.I.Acid Blue 75,C.I.42576,CAS 5863-54-7,705.82,C37H36N3NaO6S2,Pontacyl Violet 4BL

Molecular Formula:C37H36N3NaO6S2

Molecular Weight: 705.82

CAS Registry Number:5863-54-7

Manufacturing Methods : 5-(Dimethylamino)-2-((4-(dimethylamino)phenyl)(hydroxy)methyl)benzenesulfonic acid and N-benzyl-N-3′-sulfobenzylaniline condensation, and then will product oxidation, and translated into sodium salt.

Properties and Applications: purple light blue. Soluble in water and ethanol is purple. The strong sulfuric acid for light brown, diluted into light green to blue.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 2 3-4 5 3 4-5
AATCC 1 3 3 4 1 2

List of Suppliers:

Pontacyl Violet 4BL( Classic Dyestuffs Inc )

Pontacyl Violet 4BL Conc 125%( Classic Dyestuffs Inc )


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