Product Name

  • Name

    4-AMINOAZOBENZENE HYDROCHLORIDE

  • EINECS
  • CAS No. 3457-98-5
  • Article Data4
  • CAS DataBase
  • Density g/cm3
  • Solubility
  • Melting Point 213 °C
  • Formula C12H11 N3 . Cl H
  • Boiling Point 360.7°Cat760mmHg
  • Molecular Weight 233.7
  • Flash Point 171.9°C
  • Transport Information
  • Appearance
  • Safety Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of NOx and HCl.
  • Risk Codes 45-46-20/21/22-36/37/38
  • Molecular Structure Molecular Structure of 3457-98-5 (4-AMINOAZOBENZENE HYDROCHLORIDE)
  • Hazard Symbols
  • Synonyms Aniline,p-phenylazo-, hydrochloride (6CI); Benzenamine, 4-(phenylazo)-,monohydrochloride (9CI); C.I. Solvent Yellow 1, monohydrochloride (8CI);4-(Phenylazo)aniline hydrochloride; 4-Aminoazobenzene hydrochloride;4-Phenylazobenzamine monohydrochloride; p-Aminoazobenzene hydrochloride
  • PSA 50.74000
  • LogP 5.06740

p-(PHENYLAZO)ANILINE HYDROCHLORIDE Chemical Properties

MF: C12H12ClN3
MW: 233.697
EINECS: 222-390-3
Flash Point: 171.9 °C
Melting Point: 213 °C
Appearance: Steel cyan needle crystal
Enthalpy of Vaporization: 60.64 kJ/mol 
Boiling Point: 360.7 °C at 760 mmHg 
Vapour Pressure: 2.19E-05 mmHg at 25°C 
IUPAC: (4-Phenyldiazenylphenyl)azanium chloride
Product Categories: Intermediates of Dyes and Pigments
Solubility: Slightly soluble in water, soluble in acid and ethanol.
Synonyms: 4-(Phenylazo)benzenaminemonohydrochloride ; 4-(Phenylazo)-benzenaminmonohydrochloride ; AminoazobenzeneSalt ; Benzenamine,4-(phenylazo)-,monohydrochloride ; C.I.solventyellow1,monohydrochloride ; P-(phenylazo)-anilinhydrochloride ; 4-(Phenylazo)anilinium chloride ; P-(phenylazo)anilineHCl
Following is the molecular structure of P-(phenylazo)-anilinhydrochloride (3457-98-5)

p-(PHENYLAZO)ANILINE HYDROCHLORIDE Uses

P-(phenylazo)-anilinhydrochloride (3457-98-5) as the azo dyes intermediates, is used in the production of direct sun, acid resistance GGL orange red, yellow GK RG and FL, scattered orange GG dyestuff.

p-(PHENYLAZO)ANILINE HYDROCHLORIDE Toxicity Data With Reference

1.    

orl-rat LD50:1250 mg/kg

     MarJV#    Personal Communication from Josef V. Marhold, VUOS, 539-18, Pardubice, Czechoslovakia, to the Editor of RTECS, Cincinnati, OH, March 29, 1977 29MAR77 .

p-(PHENYLAZO)ANILINE HYDROCHLORIDE Consensus Reports

Reported in EPA TSCA Inventory.

p-(PHENYLAZO)ANILINE HYDROCHLORIDE Safety Profile

Moderately toxic by ingestion. When heated to decomposition it emits very toxic fumes of NOx and HCl.
Safety Information of P-(phenylazo)-anilinhydrochloride (3457-98-5)
Hazard Codes: T
T: Toxic
Risk Statements: 45-46-20/21/22-36/37/38
45: May cause cancer 
46: May cause heritable genetic damage 
20/21/22: Harmful by inhalation, in contact with skin and if swallowed 
36/37/38: Irritating to eyes, respiratory system and skin 
Safety Statements: 53-22-26-36/37/39-45
53: Avoid exposure - obtain special instruction before use 
22: Do not breathe dust 
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 36/37/39:  Wear suitable protective clothing, gloves and eye/face protection
45:  In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)  
RTECS: BY8235000

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