5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid

5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Suppliers list
Company Name: DAYANG CHEM (HANGZHOU) CO.,LTD
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Products Intro: Product Name:5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid
CAS:12239-00-8
Purity:0.95&0.99 Package:0.1KG;1KG;1000KG Remarks:High quality
5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Basic information
Product Name:5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid
Synonyms:5-[[4-(Aminosulfonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulfonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulfonic acid;C.I.10402;5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid;5-[[4-(aminosulfonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulfonyl)-2-nitrophenyl]amino] phenyl]amBenzenesulfonic acid;Acid brown 248;Benzenesulfonic acid, 5-[[4-(aminosulfonyl)-2-nitrophenyl] amino]-2-[[4-[[4-(aminosulfonyl)-2-nitrophenyl ]amino]phenyl]amino]-;C.I. Acid Brown 248;Nylosan Yellow Brown E-RL
CAS:12239-00-8
MF:C24H21N7O11S3
MW:679.66
EINECS:235-472-9
Product Categories:Organics
Mol File:12239-00-8.mol
5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Structure
5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Chemical Properties
density 1.734±0.06 g/cm3(Predicted)
pka-1.57±0.50(Predicted)
CAS DataBase Reference12239-00-8
EPA Substance Registry SystemBenzenesulfonic acid, 5-[[4-(aminosulfonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulfonyl)-2-nitrophenyl]amino]phenyl]amino]- (12239-00-8)
Safety Information
TSCA TSCA listed
MSDS Information
5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Usage And Synthesis
Chemical PropertiesBrown powder. Soluble in water, no change in color when hydrochloric acid is added to the aqueous solution; the color becomes lighter when sodium hydroxide is added. Greenish yellow in concentrated sulfuric acid, color unchanged after dilution. When stained with copper and iron ions, the color and luster become dark.
Preparation5-Amino-2-(4-aminophenylamino)benzenesulfonic acid and 4-Chloro-3-nitrobenzenesulfonamide(2 Moore) condensation.
Properties and Applicationsbrown. Brown powder, soluble in water. The strong sulfuric acid dyes for green light yellow, no change after diluted; After add sodium hydroxide color becomes shallow. Levelness and discharge good sex, in dyeing copper and iron ion color shade darker. Used for wool, silk and wool products dyeing, general is not used for printing.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 1-2 3-4 4 2-3 3 4 4-5
5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid Preparation Products And Raw materials
Raw materialsDiphenylamine-->4-Chloro-3-nitrobenzenesulfonyl chloride-->4-Chloro-3-nitrobenzenesulfonamide-->5-Amino-2-[(4-aminophenyl)amino]benzenesulfonic acid
Tag:5-[[4-(aminosulphonyl)-2-nitrophenyl]amino]-2-[[4-[[4-(aminosulphonyl)-2-nitrophenyl]amino]phenyl]amino]benzenesulphonic acid(12239-00-8) Related Product Information
Iron, 4-[[5-(3,5-dinitrophenyl)azo]-2,4-dihydroxy-3-[(4-nitrophenyl)azo]]-5-hydroxy-2,7-naphthalenedisulfonic acid complex disodium 5-[[2,4-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]-2-(phenylamino)benzenesulphonate C.I. Acid Brown 234 Acid Brown 214 Chromate(1-), bis[4-[[2-(hydroxy-κO)-5-nitrophenyl]azo-κN1]-2-(phenylazo)-1,3-benzenediolato(2-)-κO3]-, hydrogen Acid brown 235 Ethanesulfonic acid, 2-[methyl[4-[(2,4,6-trinitrophenyl)amino]phenyl]amino]-, monosodium salt 10H-Phenoxazine-4-carboxylic acid, 7,9-dinitro-2-sulfo-, monosodium salt Acid Brown 21