Product Name

  • Name

    p-Aminophenyl Arsenoxide

  • EINECS
  • CAS No. 1122-90-3
  • Article Data12
  • CAS DataBase
  • Density g/cm3
  • Solubility
  • Melting Point 93-102°C
  • Formula C6H6 As N O
  • Boiling Point °Cat760mmHg
  • Molecular Weight 183.041
  • Flash Point °C
  • Transport Information
  • Appearance
  • Safety Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx and As.
  • Risk Codes
  • Molecular Structure Molecular Structure of 1122-90-3 (p-Aminophenyl Arsenoxide)
  • Hazard Symbols
  • Synonyms Aniline,p-arsenoso- (6CI,7CI,8CI); (4-Aminophenyl)arsine oxide;(p-Aminophenyl)arsenoxide; 4-Arsenosobenzenamine; NSC 10876; p-Arsenosoaniline
  • PSA 43.09000
  • LogP 0.63750

4-Aminophenylarsenoxide Chemical Properties

Product Name: 4-Aminophenylarsenoxide (CAS NO.1122-90-3)


Molecular Formula: C6H6AsNO
Molecular Weight: 183.05g/mol
Mol File: 1122-90-3.mol
Appearance: Off-White Solid
Melting Point: 93-102°C
H-Bond Donor: 1
H-Bond Acceptor: 2
Structure Descriptors of 4-Aminophenylarsenoxide (CAS NO.1122-90-3):
  IUPAC Name: 4-arsorosoaniline
  Canonical SMILES: C1=CC(=CC=C1N)[As]=O
  InChI: InChI=1S/C6H6AsNO/c8-6-3-1-5(7-9)2-4-6/h1-4H,8H2 
  InChIKey: VOLTUGUMYQENMY-UHFFFAOYSA-N
Product Categories: Miscellaneous Reagents

4-Aminophenylarsenoxide Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 4mg/kg (4mg/kg)   Journal of Medicinal Chemistry. Vol. 9, Pg. 221, 1966.

4-Aminophenylarsenoxide Safety Profile

Poison by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx and As.

4-Aminophenylarsenoxide Standards and Recommendations

OSHA PEL: TWA 0.5 mg(As)/m3

4-Aminophenylarsenoxide Specification

 4-Aminophenylarsenoxide , its CAS NO. is 1122-90-3, the synonyms are 3-16-00-00986 (Beilstein Handbook Reference) ; Aniline, p-arsenoso- ; BRN 2827922 ; NSC 10876 ; p-Arsenosoaniline ; Benzenamine, 4-arsenoso- (9CI) .

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