Title: Actarit
CAS Registry Number: 18699-02-0
CAS Name: 4-(Acetylamino)benzeneacetic acid
Synonyms: (
p-acetamidophenyl)acetic acid
Manufacturers' Codes: MS-932
Trademarks: Mover (Mitsubishi Kasei); Orcl (Nippon Shinyaku)
Molecular Formula: C10H11NO3
Molecular Weight: 193.20
Percent Composition: C 62.17%, H 5.74%, N 7.25%, O 24.84%
Literature References: Immunomodulator. Prepn: S. Gabriel,
Ber. 15, 834 (1882).
See also: H. Munakata
et al., DE 3317107;
eidem, US 4720506 (1983, 1988 both to Mitsubishi Chem. Ind. and Nippon Shinyaku). Pharmacology: H. Fujisawa
et al., Arzneim.-Forsch. 40, 693 (1990). Pharmacokinetics: K. Sugihara
et al., ibid. 800, 806. Antiarthritic effect in mice: H. Fujisawa
et al., ibid. 44, 64 (1994). Acute toxicity: K. Toshida
et al., Oyo Yakuri 40, 117 (1990),
C.A. 114, 17276q (1991).
Properties: Odorless, white crystals or crystalline powder. mp 173-175° (Munakata); also reported as mp 168-170° (Gabriel). Freely sol in methanol; sol in ethanol; sparingly sol in acetone; slightly sol in water; very slightly sol in ether. LD50 in male, female mice, male, female rats (mg/kg): 1.06, 1.30, 1.95, 2.03 i.p.; 5.68, 5.48, 5.48, 6.12 s.c.; 15.3, 14.7, 14.8, 15.4 orally (Toshida).
Melting point: mp 173-175° (Munakata); mp 168-170° (Gabriel)
Toxicity data: LD50 in male, female mice, male, female rats (mg/kg): 1.06, 1.30, 1.95, 2.03 i.p.; 5.68, 5.48, 5.48, 6.12 s.c.; 15.3, 14.7, 14.8, 15.4 orally (Toshida)
Therap-Cat: Antiarthritic.
Keywords: Antiarthritic/Antirheumatic.