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Solvent Red 19

Name:C.I.Solvent Red 19,C.I.26050

Molecular Structure: Double azo class

C.I.Solvent Red 19,C.I.26050,CAS 6368-72-5,379.46,C24H21N5,Novasol Red RN

C.I.Solvent Red 19,C.I.26050,CAS 6368-72-5,379.46,C24H21N5,Novasol Red RN

Molecular Formula:C24H21N5

Molecular Weight: 379.46

CAS Registry Number:6368-72-5

Manufacturing Methods :4-(Phenyldiazenyl)benzenamine diazotization, and N-ethylnaphthalen-2-amine coupling.

Properties and Applications:brilliant blue light red. Soluble in ethanol for cherry red, soluble in acetone and benzene. In concentrated sulfuric acid for brilliant green blue, blue purple for after diluted to bordeaux red

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor 128-131.5 100-120≥ 100

Sublimation

Insoluble Well No change

List of Suppliers:

Novasol Red RN(Nova Chemical Corp)


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