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Solvent Brown 5

Product Name
Solvent Brown 5
CAS No.
2653-72-7
Chemical Name
Solvent Brown 5
Synonyms
C.I. 12020;SUDAN BROWN;CI NO 12020;Solvent Brown 5;C.I.Solventbrown5;4-(1-Naphtylazo)-1-naphthol;Solvent brown 5 (C.I. 12020);4-(1-naphthylazo)-1-naphthol;C.I.Solvent Brown 5:C.I.12020;Solvent Brown 5 ISO 9001：2015 REACH
CBNumber
CB9134599
Molecular Formula
C20H14N2O
Formula Weight
298.34
MOL File
2653-72-7.mol
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Solvent Brown 5 Property

Boiling point:
551.0±33.0 °C(Predicted)
Density 
1.20±0.1 g/cm3(Predicted)
pka
8.32±0.40(Predicted)
EPA Substance Registry System
1-Naphthalenol, 4-(1-naphthalenylazo)- (2653-72-7)
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Hazard and Precautionary Statements (GHS)

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N-Bromosuccinimide Price

American Custom Chemicals Corporation
Product number
DYE0004915
Product name
CI NO 12020
Purity
95.00%
Packaging
5MG
Price
$501.7
Updated
2021/12/16
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Solvent Brown 5 Chemical Properties,Usage,Production

Preparation

Naphthalen-1-amine diazotization, and Naphthalen-1-ol?coupling.

Properties and Applications

dark brown (NC raw lacquer). Soluble in ethanol for yellow brown. In concentrated sulfuric acid for deep green light black, dilution after blue black, then there is dark brown precipitation. Dye alcohol solution to join concentrated hydrochloric acid don’t change; Add 5% sodium hydroxide solution for blue light red. Used for oil, paraffin wax, cellulose and synthetic resin paint color.

Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Poor 170 100≥100

Sublimation

Insoluble Good Good

Solvent Brown 5 Preparation Products And Raw materials

Raw materials

Preparation Products

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Solvent Brown 5 Suppliers

China 9 Germany 1 United States 5 Global 15

2653-72-7, Solvent Brown 5Related Search:

1,1'-Bi-2-naphthol 1-Naphthol Terbinafine hydrochloride 2-Naphthol Solvent Blue 36 Solvent Brown 43,C.I.Solvent Brown 43,Solvent Brown 501 SOLVENT BROWN 20 Solvent Brown 53 Solvent Brown 41,C.I.Solvent Brown 41 Solvent brown 3 (C.I. 11360),C.I.Solvent Brown 3 Solvent Brown,C.I.Solvent Brown 12 Solvent oil No.200 SOLVENT OIL SOLVENT BROWN 1,Solvent brown 1 (C.I. 11285) SOLVENT C.I.Solvent Brown 4 C.I. Solvent Brown 20 Solvent Brown 3

  • 4-(1-Naphtylazo)-1-naphthol
  • 4-(1-naphthalenylazo)-1-Naphthalenol
  • SUDAN BROWN
  • 4-(1-naphthylazo)-1-naphthol
  • 1-Naphthalenol, 4-(1-naphthalenylazo)-
  • Solvent brown 5 (C.I. 12020)
  • C.I. 12020
  • Solvent Brown 5
  • C.I.Solventbrown5
  • CI NO 12020
  • 1-(1-naphthylazo)-4-hydroxynaphthalene
  • (4E)-4-(naphthalen-1-ylhydrazinylidene)naphthalen-1-one
  • 1-Naphthalenol, 4-[2-(1-naphthalenyl)diazenyl]-
  • Solvent Brown 5 ISO 9001：2015 REACH
  • C.I.Solvent Brown 5:C.I.12020
  • 2653-72-7