12731-75-8

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12731-75-8 Structure

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[Name] Reactive Red 92
[CAS] 12731-75-8
[Synonyms] Reactive Red 92 C.I.Reactive Red 92:C.I.18202
[Molecular Formula] C21H21N8NaO12S3
[MOL File] 12731-75-8.mol
[Molecular Weight] 696.61

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[Preparation]

2-Aminobenzenesulfonic acid diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, again with 2,4,6-Trichloro-1,3,5-triazine condensation , then the ammoniation,And treated with Formaldehyde?.

[Properties and Applications]

red

Standard	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
Standard	Light Fastness	Fading	Stain	Fading	Stain	Fading	Stain
ISO				3-4		3-4

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14826-60-9 103760-80-1 12270-87-0 61109-27-1 85187-33-3 70210-00-3 12239-45-1

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