N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine

N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine structure

CAS No.: 6368-71-4

Chemical Name:: N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine

Synonyms: C.I.26040;C.I.Solvent Black 4;C.I.Solvent Black 4:C.I.26040;N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine;1-Naphthalenamine, N-ethyl-4-[2-[4-(2-phenyldiazenyl)-1-naphthalenyl]diazenyl]-

CBNumber:: CB32273243

Molecular Formula:: C28H23N5

Molecular Weight:: 429.52

MDL Number:

MOL File:: 6368-71-4.mol

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N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine Properties

Boiling point	669.7±45.0 °C(Predicted)
Density	1.18±0.1 g/cm3(Predicted)
pka	3.55±0.40(Predicted)

N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine Chemical Properties,Uses,Production

Preparation

aniline diazotization, and Naphthalen-1-amine coupling, and its product to diazotization, and N-Ethylnaphthalen-1-amine coupling.

Properties and Applications

red light black. Insoluble in water, soluble in ethanol, acetone and water. In concentrated sulfuric acid for yellow chestnut, after dilution for green yellow.

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Good			Insoluble

N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine Preparation Products And Raw materials

Raw materials

Preparation Products

C.I.26040 C.I.Solvent Black 4 N-Ethyl-4-[[4-(phenylazo)-1-naphtyl]azo]-1-naphthalenamine 1-Naphthalenamine, N-ethyl-4-[2-[4-(2-phenyldiazenyl)-1-naphthalenyl]diazenyl]- C.I.Solvent Black 4:C.I.26040 6368-71-4 C28H23N5