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4-AMINOAZOBENZENE

CAS No.
60-09-3
Chemical Name:
4-AMINOAZOBENZENE
Synonyms
P-AMINOAZOBENZENE;SOLVENT YELLOW 1;4-Aminoazobenzol;4-(PHENYLDIAZENYL)ANILINE;4-AMinoazobe;AMINOAZOBENZENE;C.I. Solvent Yellow 1;Benzenamine, 4-(2-phenyldiazenyl)-;AAB;CI 11000
CBNumber:
CB0380940
Molecular Formula:
C12H11N3
Molecular Weight:
197.24
MDL Number:
MFCD00007854
MOL File:
60-09-3.mol
MSDS File:
SDS
Last updated:2026-02-10 11:39:28
Product description Number Pack Size Price
4-Aminoazobenzene analytical standard 46130 250MG $61.8
4-Aminoazobenzene >98.0%(HPLC)(T) P0141 25g $72
4-Aminoazobenzene >98.0%(HPLC)(T) P0141 100g $201
4-Aminoazobenzene A580110 2.5g $80
4-Aminoazobenzene A580110 1g $65
More product size

4-AMINOAZOBENZENE Properties

Melting point 123-126 °C(lit.)
Boiling point >360 °C(lit.)
Density 1.2828 (rough estimate)
refractive index 1.6500 (estimate)
storage temp. 2-8°C
solubility Chloroform (Slightly), Methanol (Slightly)
Colour Index 11000
pka 2.82(at 25℃)
color Yellow crystals or orange needles with blue case from EtOH
Water Solubility 29.59mg/L(25 ºC)
Merck 14,419
BRN 1913042
Stability Stable. Incompatible with strong oxidizing agents.
Major Application cleaning products
cosmetics
environmental
food and beverages
personal care
InChI 1S/C12H11N3/c13-10-6-8-12(9-7-10)15-14-11-4-2-1-3-5-11/h1-9H,13H2/b15-14+
InChIKey QPQKUYVSJWQSDY-CCEZHUSRSA-N
SMILES Nc1ccc(cc1)\N=N/c2ccccc2
Substances of Very High Concern (SVHC) Candidate List 4-aminoazobenzene (60-09-3)
CAS DataBase Reference 60-09-3(CAS DataBase Reference)
EWG's Food Scores 4
FDA UNII 57X2AH42T1
IARC 2B (Vol. 8, Sup 7) 1987
NIST Chemistry Reference Benzenamine, 4-(phenylazo)-(60-09-3)
Proposition 65 List p-Aminoazobenzene
EPA Substance Registry System 4-Aminoazobenzene (60-09-3)
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
GHS07,GHS08,GHS09
Signal word  Danger
Hazard statements  H302-H317-H350-H410
Precautionary statements  P202-P273-P280-P301+P312-P302+P352-P308+P313
PPE Eyeshields, Gloves, type N95 (US), type P3 (EN 143) respirator cartridges
Hazard Codes  T,N,Xi
Risk Statements  45-50/53-36/37/38-20/21/22-46
Safety Statements  53-45-60-61-36/37/39-26-22
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  BY8225000
TSCA  TSCA listed
HazardClass  IRRITANT
PackingGroup  III
HS Code  29270000
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 4 Oral
Aquatic Acute 1
Aquatic Chronic 1
Carc. 1B
Skin Sens. 1
Hazardous Substances Data 60-09-3(Hazardous Substances Data)
Toxicity LD50 intraperitoneal in mouse: 200mg/kg
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

4-AMINOAZOBENZENE price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 46130 4-Aminoazobenzene analytical standard 60-09-3 250MG $61.8 2026-03-19 Buy
TCI Chemical P0141 4-Aminoazobenzene >98.0%(HPLC)(T) 60-09-3 25g $72 2026-03-19 Buy
TCI Chemical P0141 4-Aminoazobenzene >98.0%(HPLC)(T) 60-09-3 100g $201 2026-03-19 Buy
TRC A580110 4-Aminoazobenzene 60-09-3 2.5g $80 2021-12-16 Buy
TRC A580110 4-Aminoazobenzene 60-09-3 1g $65 2021-12-16 Buy
Product number Packaging Price Buy
46130 250MG $61.8 Buy
P0141 25g $72 Buy
P0141 100g $201 Buy
A580110 2.5g $80 Buy
A580110 1g $65 Buy

4-AMINOAZOBENZENE Chemical Properties,Uses,Production

Description

This azoic coloring can be reduced in paraphenylenediamine (PPD). It ean be found in some semipermanent hair dyes, and patch tests are frequently positive (about 30%) in hairdressers with hand dermatitis. Because of cross-sensitivity, the detection of sensitization to p-aminoazobenzene may be assumed by a PPD test.

Chemical Properties

4-Aminoazobenzene forms yellow to tan crystals or orange needles.

Chemical Properties

powder

Uses

In form of its salts in dyeing; intermediate in manufacture of Acid Yellow, diazo dyes and indulines.

Uses

as a dye for lacquer, varnish, wax products, oi! stains and styrene res ins; in insecticides; used as an intermediate in the manufacture of Acid Yellow, diazo dyes and indulines.

Preparation

commonly known as Aniline Yellow. (a) anilinehydrochloride solution added to a anilinediazonium salt, and slowly, until anilinediazonium salt salt disappear so far. Then in contain a small amount of anilinehydrochloride anilinesolution will product (Diazoaminobenzene) 30 ~ 40 ℃ heating 2 ~ 3 hours,acidified to form 4-(Phenyldiazenyl)benzenaminehydrochloride and crystalline precipitates. In order to obtain 4-(Phenyldiazenyl)benzenaminetimes the company, and then 4-(Phenyldiazenyl)benzenamine hydrochloride dissolved in water and mercerized. (B) anilinediazotization and coupling anilino-methanesulfonic acid, sodium hydroxide solution and then with boiled together, hydrolyzed mesylate.

Definition

ChEBI: Azobenzene substituted at one of the 4-positions by an amino group.

General Description

Odorless brownish-yellow needles with bluish coating, or an orange powder.

Air & Water Reactions

Dust may form an explosive mixture in air. Insoluble in water.

Reactivity Profile

4-AMINOAZOBENZENE can detonate, particularly if sensitized by the presence of metal salts or strong acids. May form toxic gases with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. May form flammable gases with alkali metals. May react explosively with strong oxidizing agents, metal salts, peroxides, and sulfides. Emits toxic fumes of oxides of nitrogen when heated to decomposition (over 350°C) [Sax, 2nd ed., 1965, p. 417].

Hazard

Possible carcinogen.

Fire Hazard

Flash point data for 4-AMINOAZOBENZENE are not available; however, 4-AMINOAZOBENZENE is probably combustible.

Contact allergens

This azoic coloring can be reduced in para-phenylenediamine (PPD). It can be found in some semi-permanent hair dyes and patch tests are frequently positive (about 30%) in hairdressers with hand dermatitis. Because of hydrolysis of the azo bond, the detection of sensitization to p-aminoazobenzene may be assumed by a PPD test.

Safety Profile

Confirmed carcinogen with experimental neoplastigenic and tumorigenic data. Poison by intraperitoneal route. An experimental teratogen. Mutation data reported. Used as a dye for lacquer, varnish, wax products, oil stains, and styrene resins. When heated to decomposition it emits toxic fumes of NOx. See also AMINES

Potential Exposure

An azo compound used in form of salts in dyeing; used as intermediate in manufacture of acid yellow and diazo dyes; in insecticides, waxes, lacquers, varnishes, stains, styrene resins

Shipping

UN2811 Toxic solids, organic, n.o.s., Hazard Class: 6.1; Labels: 6.1-Poisonous materials, Technical Name Required. UN3143 Dyes, solid, toxic, n.o.s. or Dye intermediates, solid, toxic, n.o.s., Hazard Class: 6.1; Labels: 6.1-Poisonous materials, Technical Name Required

Properties and Applications

green light yellow to red light yellow. Melting point is 127.5 ℃, its hydrochloride for blue crystal. Soluble in ethanol, slightly soluble in water for yellow. In concentrated sulfuric acid for brown, red after diluted solution; In hydrochloric acid solution for red, boil color disappear. Used for alcohol soluble paint, varnish, paraffin wax, oil, synthetic resin coloring.

Standard Light Fastness Heat-resistant(℃) Water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO Good 125 140 Good Good Good

Purification Methods

Crystallise this dye from EtOH, CCl4, pet ether/*C6H6, or a MeOH/H2O mixture. [Beilstein 16 IV 445.]

Incompatibilities

Dust may form explosive mixture with air. Azo compounds can detonate. This applies in particular to organic azides that have been sensitized by the addition of metal salts or strong acids. Toxic gases are formed by mixing materials of this class with acids, aldehydes, amides, carbamates, cyanides, inorganic fluorides, halogenated organics, isocyanates, ketones, metals, nitrides, peroxides, phenols, epoxides, acyl halides, and strong oxidizing or reducing agents. Flammable gases are formed by mixing materials in this group with alkali metals. Explosive combination can occur with strong oxidizing agents, metal salts, peroxides, and sulfides. This chemicalis sensitive to prolonged exposure to heat. This chemical is incompatible with strong oxidizing agents

19689-52-2
60-09-3
Synthesis of 4-AMINOAZOBENZENE from Benzenamine, 4-(2-phenylhydrazino)-
Global( 267)Suppliers
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Henan Tianfu Chemical Co.,Ltd.
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ATK CHEMICAL COMPANY LIMITED
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View Lastest Price from 4-AMINOAZOBENZENE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
PH indicator 4-Aminoazobenzene/4-(Phenylazo)aniline pictures 2023-05-04 PH indicator 4-Aminoazobenzene/4-(Phenylazo)aniline
60-09-3
US $48.00-40.00 / KG 1KG 99% 200tons Guangzhou Sunton Biotechnology Co., Ltd.
4-AMINOAZOBENZENE pictures 2021-08-12 4-AMINOAZOBENZENE
60-09-3
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
4-AMINOAZOBENZENE pictures 2019-07-06 4-AMINOAZOBENZENE
60-09-3
US $1.00 / kg 1kg 99% Customized Career Henan Chemical Co
  • 4-AMINOAZOBENZENE pictures
  • 4-AMINOAZOBENZENE
    60-09-3
  • US $15.00-10.00 / KG
  • 99%+ HPLC
  • Zhuozhou Wenxi import and Export Co., Ltd
4-Aminoazobenzene,CI 11000 4-Aminoazobenzol AAB 4-Aminoazobenzene, AR,98% 4-(2-PHENYLDIAZ-1-ENYL)ANILINE 4-BENZENEAZOANILINE 4-AMINOAZOBENZENE 4-(PHENYLDIAZENYL)ANILINE 4-PHENYLAZO-PHENYLAMINE 4-PHENYLAZOANILINE AMINOAZOBENZENE AMINOAZOBENZENE(4-) Aminoazobenzol (E)-4-(phenyldiazenyl)aniline 4-AMinoazobe CI NO 11000 CI 11000 Spirit yellow OIL YELLOW B PARA AMINO AZOBENZENE P-AMINOAZOBENZENE P-PHENYLAZOANILINE SPECS AC-907/25014309 SOLVENT YELLOW 1 4-(Phenylazo)benzenamine 4-[(E)-Phenyldiazenyl]aniline 4-Amino-1,1'-azobenzene Aniline yellow,CI 11000 Aniline, p-(phenylazo)- Azobenzene, 4-amino- Brasilazina Oil Yellow G C.I. Solvent Blue 7 C.I. Solvent Yellow 1 Cellitazol R Ceres Yellow R Fast Spirit Yellow Fast Spirit Yellow AAB Fat Yellow AAB Induline R Oil Soluble Aniline Yellow Oil Yellow 2G Oil Yellow AAB Oil Yellow AN Oil Yellow R Oil-Sol. Aniline Yellow Organol Yellow Organol Yellow 2A p-(Phenolazo)aniline p-(Phenylazo)phenylamine p-Amimoazobenzene p-Aminoazaobenzene p-Aminoazobenzol p-Aminodiphenyldiimide Paraphenolazo aniline Somalia Yellow 2G Stearix Brown 4R Sudan Yellow R Sudan Yellow RA