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4-amino-1,1'-azonaphthalene

4-amino-1,1'-azonaphthalene structure

CAS No.: 2835-61-2

Chemical Name:: 4-amino-1,1'-azonaphthalene

Synonyms: C.I.11360;Sudan Brown R;Waxol Brown D-2NA;Silotras Brown TR;C.I.Solvent Brown 3;4-amino-1,1'-azonaphthalene;Solvent brown 3 (C.I. 11360);C.I.Solvent Brown 3:C.I.11360;4-(1-naphthylazo)-1-naphthylamine;4-(naphthalen-1-yldiazenyl)naphthalen-1-amine

CBNumber:: CB1875207

Molecular Formula:: C20H15N3

Molecular Weight:: 297.35

MDL Number:

MOL File:: 2835-61-2.mol

Last updated:2025-12-31 14:38:37

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4-amino-1,1'-azonaphthalene Properties

Melting point	123-125 °C(Solvent: Ethanol)
Boiling point	537.047±25.00 °C(Press: 760.00 Torr)(predicted)
Density	1.205±0.14 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
pka	2.835±0.10(predicted)
EPA Substance Registry System	1-Naphthalenamine, 4-(1-naphthalenylazo)- (2835-61-2)

SAFETY

Risk and Safety Statements

TSCA	TSCA listed

4-amino-1,1'-azonaphthalene Chemical Properties, Uses, Production

Preparation

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

Properties and Applications

dark red light orange and brown. Soluble in ethanol, acetone and benzene. In concentrated sulfuric acid to red light brown, dilution after dark yellow, red brown precipitation; In concentrated sodium hydroxide solution insoluble. 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	140-152	100≥ 100 Sublimation	Insoluble	No change	Turned purple

4-amino-1,1'-azonaphthalene Preparation Products And Raw materials

Raw materials

1-Naphthylamine

Preparation Products

C.I. Basic Red 6

4-amino-1,1'-azonaphthalene Suppliers

Global Suppliers ( 3)

Supplier	Tel	Email	Country	ProdList	Advantage
Hubei xingongli Chemical Co., Ltd	027-027-59106151 15172325309	1400858877@qq.com	China	9769	58

Supplier	Advantage
Hubei xingongli Chemical Co., Ltd	58

2835-61-2 (4-amino-1,1'-azonaphthalene) Related Search:

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4-amino-1,1'-azonaphthalene 4-(naphthalen-1-yldiazenyl)naphthalen-1-amine 4-(1-naphthylazo)-1-naphthylamine Solvent brown 3 (C.I. 11360) C.I.11360 C.I.Solvent Brown 3 Silotras Brown TR Sudan Brown R Waxol Brown D-2NA C.I.Solvent Brown 3:C.I.11360 2835-61-2 C10H7NNC10H6NH2