Product

Solvent Red 3

CAS No.：6535-42-8

Other grades of this product :

Solvent Red 3 Basic information

Product Name:	Solvent Red 3
Synonyms:	4-[(4-ethoxyphenyl)azo]-1-naphthaleno;c.i.solventred3;CI 12010;FAT BROWN B;4-((4-ethoxyphenyl)azo)-1-naphthalenol;4-[(4-Ethoxyphenyl)azo]naphthol;SOLVENT RED 3;4-(4-ethoxyphenyl)azo-1-naphthol
CAS:	6535-42-8
MF:	C18H16N2O2
MW:	292.33
EINECS:	229-439-8
Product Categories:	Solvent Dyestuff;Organics
Mol File:	6535-42-8.mol

Solvent Red 3 Chemical Properties

Melting point	152-155 °C
Boiling point	510.5±30.0 °C(Predicted)
density	1.17±0.1 g/cm3(Predicted)
storage temp.	room temp
Colour Index	12010
pka	8.39±0.40(Predicted)
EPA Substance Registry System	1-Naphthalenol, 4-[(4-ethoxyphenyl)azo]- (6535-42-8)

Safety Information

WGK Germany

MSDS Information

Solvent Red 3 Usage And Synthesis

Uses

Fat Brown B is a stain/dye. Dyes and metabolites.

Preparation

4-Ethoxybenzenamine diazotization, and Naphthalen-1-ol coupling.

Properties and Applications

bordeaux. Dark yellow crystallization, melting point is 168 ℃. Soluble in ethanol, acetone and benzene.

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Poor-General	146-149	120	Insoluble	General	No change

Solvent Red 3 Preparation Products And Raw materials

Raw materials

1-Naphthol-->Phenetidine

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