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Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt

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Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt Basic information
Product Name:Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt
Synonyms:Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt;Mordant Black 68;C.I.Mordant Black 68:C.I.26751
CAS:8048-91-7
MF:
MW:0
EINECS:617-087-1
Product Categories:
Mol File:Mol File
Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt Structure
Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt Chemical Properties
Safety Information
MSDS Information
Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt Usage And Synthesis
Preparation3-Amino-2-hydroxybenzoic acid and 5-Amino-2-hydroxybenzoic acid diazotization, and Naphthalen-1-amine coupling, product to diazotization, and 5-Hydroxynaphthalene-1-sulfonic acid coupling.
Properties and Applicationsblack. Soluble in water for dark purple, right amount soluble in ethanol. In concentrated sulfuric acid to blue light green, dilution for shallow sauce red. Dye aqueous solution to join concentrated hydrochloric acid for sauce red; Join concentrated sodium hydroxide solution for navy blue.
Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 5 4 4 4-5 5 5
Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt Preparation Products And Raw materials
Raw materials5-Aminosalicylic acid-->1-Naphthylamine-->3-Aminosalicylic acid-->1-Naphthol-5-sulfonic acid
Tag:Benzoic acid, 2-hydroxy-3(or 5)-[[4-[(1-hydroxy-5-sulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]-, disodium salt(8048-91-7) Related Product Information
Mordant black 77 Mordant Black 9 Acid mordant Black 7 2-Hydroxy-5-[[4-[(1-hydroxy-5-sodiosulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]benzoic acid sodium salt sodium 5-[(3,5-dichloro-2-hydroxyphenyl)azo]-4-[(ethoxycarbonyl)amino]-6-hydroxynaphthalene-2-sulphonate 2-Naphthalenesulfonic acid, 3-[(5-chloro-2-hydroxy-3-nitrophenyl)azo]-4-hydroxy-7-(phenylamino)-, monosodium salt Mordant Black 74 Mordant Black 56 Mordant Black 57