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必应染料-您身边的染料专家

Solvent Blue 49

Name:C.I.Solvent Blue 49,C.I.50315

Molecular Structure: azine class

C.I.Solvent Blue 49,C.I.50315,CAS 52218-73-2,670.69,C34H23N4NaO6S2,Irisol Fast Blue BLN

C.I.Solvent Blue 49,C.I.50315,CAS 52218-73-2,670.69,C34H23N4NaO6S2,Irisol Fast Blue BLN

Molecular Formula:C34H23N4NaO6S2

Molecular Weight: 670.69

CAS Registry Number:52218-73-2

Manufacturing Methods : 6,8-Bis(phenylamino)naphthalene-1-sulfonic acid and 5-Amino-2-(phenylamino)benzenesulfonic acid condensation, its product to (add) ammonia Cuprous oxide as catalyst for air oxidation.

Properties and Applications:red light blue. Soluble in water for blue, soluble in ethanol is purple, soluble in Cellosole, insoluble in benzene, toluene and Stout solvent. In concentrated sulfuric acid for green, dilution after red light blue; In concentrated nitric acid for deep purple. Dye aqueous solution to join sodium hydroxide for brown, with precipitation; Join hydrochloric acid for blue, with precipitation.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate
(5%)
Hydrochloric acid
(5%)
Melting point Stable
ISO Good 200 Insoluble Poor Insoluble

List of Suppliers:
Dayglo Solvent Blue 49( Day-Glo Color Corp. )
Irisol Fast Blue BLN( Pylam Products Co. Inc. )
Irisol Fast Blue BLN( Bayer Group )


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