7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid

7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid structure

CAS No.: 25188-42-5

Chemical Name:: 7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid

Synonyms: Sirius red 4B (acid form);7-Benzoylamino-4-hydroxy-3-[4-(4-sulfophenylazo)phenylazo]-2-naphthalenesulfonic acid;7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid;7-Benzoylamino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]phenyl]azo]-2-naphthalenesulfonic acid;2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-3-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-

CBNumber:: CB6924850

Molecular Formula:: C29H21N5O8S2

Molecular Weight:: 631.64

MDL Number:: MFCD32205557

MOL File:: 25188-42-5.mol

MSDS File:: SDS

Last updated:2023-07-12 16:53:24

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7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid Properties

Density	1.54±0.1 g/cm3(Predicted)
pka	-1.06±0.50(Predicted)
FDA UNII	RLM8W5IPXB
EPA Substance Registry System	7-(Benzoylamino)-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]phenyl]azo]-2-naphthalenesulfonic acid (25188-42-5)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H319
Precautionary statements	P264-P280-P305+P351+P338-P337+P313P

7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid Chemical Properties,Uses,Production

Definition

ChEBI: A naphthalenesulfonic acid that is 7-amino-4-hydroxy-3-({4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2-sulfonic acid in which one of the amino hydrogens is replaced by a benzoyl group. The disodium salt is the histological dye 'Sirius red 4B'.

7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid Preparation Products And Raw materials

Raw materials

Preparation Products

7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid Suppliers

Global( 2)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Dayang Chem (Hangzhou) Co.,Ltd.	571-88938639 +8617705817739	info@dycnchem.com	China	52849	58
GIHI CHEMICALS CO.,LIMITED	+8618058761490	info@gihichemicals.com	China	49979	58

Supplier	Advantage
Dayang Chem (Hangzhou) Co.,Ltd.	58
GIHI CHEMICALS CO.,LIMITED	58

7-benzamido-4-hydroxy-3-[[4-[(4-sulphophenyl)azo]phenyl]azo]naphthalene-2-sulphonic acid 7-Benzoylamino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]phenyl]azo]-2-naphthalenesulfonic acid 7-Benzoylamino-4-hydroxy-3-[4-(4-sulfophenylazo)phenylazo]-2-naphthalenesulfonic acid Sirius red 4B (acid form) 2-Naphthalenesulfonic acid, 7-(benzoylamino)-4-hydroxy-3-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]- 25188-42-5 C29H21N5O8S2