ChemicalBook--->CAS DataBase List--->547-57-9

547-57-9

547-57-9 Structure

547-57-9 Structure
IdentificationMore
[Name]

CI 13015
[CAS]

547-57-9
[Synonyms]

4-AMINO-1,1'-AZOBENZENE-3,4'-DISULFONIC ACID, SODIUM SALT
ACETYL YELLOW G
ACID YELLOW
ACID YELLOW 9
CI 13015
CI NO 13080
FAST YELLOW
FAST YELLOW S
SPECIAL YELLOW N-S
4-((2,4-dihydroxyphenyl)azo)-benzenesulfonicacimonosodiumsalt
4-[(2,4-dihydroxyphenyl)azo]-benzenesulfonicacimonosodiumsalt
acidleatheryellowpgw
acidphosphinegnew
acmeyellowacidyellowrs
Benzenesulfonicacid,4-[(2,4-dihydroxyphenyl)azo]-,monosodiumsalt
c.i.acidorange6
c.i.acidorange6,monosodiumsalt
c.i.foodyellow8
cetilchromineyellowgr
chrysoineextra
[EINECS(EC#)]

208-924-8
[Molecular Formula]

C12H9N3Na2O6S2
[MDL Number]

MFCD00007481
[Molecular Weight]

401.33
[MOL File]

547-57-9.mol
Chemical PropertiesBack Directory
[Appearance]

Rust to dark brown powder
[Melting point ]

>300°C
[storage temp. ]

Room Temperature
[solubility ]

Solubility Soluble in water, ethanol
[Colour Index ]

14270
[form ]

Powder
[pka]

11.5, 11.9(at 25℃)
[color ]

Rust to dark brown
[Odor]

Odorless
[PH]

11-13
[PH Range]

Yellow (11.0) to red (12.7)
[Water Solubility ]

Soluble in water and alcohol
[λmax]

490nm
[Merck ]

14,9775
[BRN ]

4173410
[Major Application]

Photoresists, image forming materials, nonlinear optical (NLO) materials, etching, photography, inks, markers, lithium battery, leather dyes, polishing stainless steel, concrete, automobile radiators, textiles, cleaners, hair dyes, food storage, cosmetics, immunomodulating agents, disinfectant, antihistaminic agent, antimicrobial agent, nucleic acids
[LogP]

1.673 (est)
[CAS DataBase Reference]

547-57-9(CAS DataBase Reference)
[EPA Substance Registry System]

Benzenesulfonic acid, 4-[(2,4-dihydroxyphenyl)azo]-, monosodium salt (547-57-9)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
R41:Risk of serious damage to eyes.
R37/38:Irritating to respiratory system and skin .
R22:Harmful if swallowed.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[WGK Germany ]

1
[RTECS ]

DB5035000
[TSCA ]

Yes
[HS Code ]

32041200
Hazard InformationBack Directory
[Chemical Properties]

Rust to dark brown powder
[Uses]

As indicator. pH: yellow 11, orange-brown 12.7. Occasionally used as plasma stain.
[Uses]

Sodium (E)-4-(2, 4-Dihydroxyphenyl)diazenyl)benzenesulfonate is a food and an azo dye. Dyes and metabolites, Environmental Testing
[Preparation]

4-Aminobenzenesulfonic acid diazo, Coupled with resorcinol.
[Properties and Applications]

yellow orange. Soluble in water for golden brown, soluble in ethanol lemon yellow, soluble in acetone and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for yellow, diluted for lemon yellow; In nitric acid solution for yellow. Its water solution to join strong hydrochloric acid for golden brown; Add thick sodium hydroxide solution for palm orange. Used for wool, silk, cotton, vinegar, polyamide fiber and fiber dyeing. Also used in leather, biological dyeing, also used in indicator (pH 12 ~ 14).
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 4-5 3 2 1-2 3
AATCC 3-4 4 1 1 3
Spectrum DetailBack Directory
[Spectrum Detail]

CI 13015(547-57-9)IR1
CI 13015(547-57-9)IR2
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

Tropaeolin O, pure(547-57-9)
[Alfa Aesar]

Tropaeolin O(547-57-9)
[Sigma Aldrich]

547-57-9(sigmaaldrich)
[TCI AMERICA]

Tropaeolin O,>95.0%(LC)(547-57-9)
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