1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol

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1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Suppliers list
Company Name: Shaanxi DIDU pharmaceutical and Chemical Co., Ltd  
Tel: 029-029-029-81148696 18161915376
Email: 1027@dideu.com
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Basic information
Product Name:1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol
Synonyms:C.I.12200;C.I.Mordant Black 19;2-Naphthalenol, 1-((2-hydroxy-3,5-dinitrophenyl)azo)-;2-Naphthalenol, 1-(2-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-;Einecs 225-663-5;1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol;C.I.Mordant Black 19:C.I.12200;Mordant Black 19
CAS:4998-82-7
MF:C16H10N4O6
MW:354.2738
EINECS:2256635
Product Categories:
Mol File:4998-82-7.mol
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Structure
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Chemical Properties
EPA Substance Registry System2-Naphthalenol, 1-[(2-hydroxy-3,5-dinitrophenyl)azo]- (4998-82-7)
Safety Information
TSCA TSCA listed
MSDS Information
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Usage And Synthesis
Preparation2-Amino-4,6-dinitrophenol diazotization, and Naphthalen-2-ol coupling.
Properties and Applicationsblue light grey. Soluble in hot water for red brown, soluble in ethanol for brilliant purple, insoluble in benzene. In concentrated sulfuric acid to purple, red brown after dilution precipitation; In concentrated nitric acid for red solution, and then into a pale yellow; In concentrated hydrochloric acid in red brown precipitation.
Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 5 4-5 4-5 4 5 5
1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol Preparation Products And Raw materials
Raw materialsPicramic acid-->2-Naphthol
Tag:1-[(2-hydroxy-3,5-dinitrophenyl)azo]-2-naphthol(4998-82-7) Related Product Information
5,8-Dihydroxy-1,4-naphthoquinone Mordant Black 29 sodium 3-[(1,5-dihydroxy-2-naphthyl)azo]-4-hydroxy-5-nitrobenzenesulphonate Mordant Black 3 C.I. Mordant Black 50 2-Naphthalenesulfonic acid, 4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-7-(phenylamino)-, monosodium salt SOLOCHROME BLACK F Mordant Black 38 Acid alizarin black SN;Mordant black 25