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Direct Brown 1:2

Name:C.I.Direct Brown 1:2,C.I.30110

Molecular Structure: trisazo class

C.I.Direct Brown 1:2,C.I.30110,CAS 2586-58-5,694.63,C32H24N8Na2O6S,Direct Brown CN,Direct Brown 3G,Brown 2GS

C.I.Direct Brown 1:2,C.I.30110,CAS 2586-58-5,694.63,C32H24N8Na2O6S,Direct Brown CN,Direct Brown 3G,Brown 2GS

Molecular Formula:C32H24N8Na2O6S

Molecular Weight: 694.63

CAS Registry Number:2586-58-5

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, and 2-Hydroxybenzoic acid coupling, 4-Aminobenzenesulfonic acid diazo, and 4-Methylbenzene-1,3-diamine coupling, its products and producing again 4-(4-Aminophenyl)benzenamine derivatives coupling.

Properties and Applications:  brown. Soluble in water for yellow olive brown, slightly soluble in alcohol. The strong sulfuric acid is a deep in the navy, diluted light orange for subtle stitching. The dye solution to join strong hydrochloric acid have yellow brown precipitation; Add thick sodium hydroxide solution have brown light orange precipitation.

List of Suppliers:

Apollo Direct Brown 3G ( Taiheung Corp )

AtulDirect Brown CN ( Atul Limited )

Direct Brown CN ( Colour Industries )

Direct Brown CN( National Dyechem Industries )

Eniacel Brown 2GS( Enia Industries Quimicas S.A. )


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