p-Biphenylamine
Title: p-Biphenylamine
CAS Registry Number: 92-67-1
CAS Name: [1,1¢-Biphenyl]-4-amine
Additional Names: 4-aminobiphenyl; p-aminodiphenyl; anilinobenzene; xenylamine
Molecular Formula: C12H11N
Molecular Weight: 169.22
Percent Composition: C 85.17%, H 6.55%, N 8.28%
Literature References: Prepn from diazoaminobenzene: Heusler, Ann. 260, 232 (1890). Review of carcinogenicity studies: IARC Monographs 1, 74-79 (1972).
Properties: Leaflets from alc or water. mp 53°. Volatile with steam. Slightly sol in cold water, readily sol in hot water, alcohol, chloroform.
Melting point: mp 53°
CAUTION: Potential symptoms of overexposure are headache, dizziness; lethargy, dyspnea; ataxia, weakness; methemoglobinemia; urinary burning; acute hemorrhagic cystitis. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 14. This substance is listed as a known human carcinogen: Report on Carcinogens, Eleventh Edition (PB2005-104914, 2004) p III-13.
Use: In the detection of sulfates. Formerly as rubber antioxidant. As carcinogen in cancer research.

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