Solvent Red 3

CAS No.：6535-42-8

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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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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