| Title:  Nizofenone CAS Registry Number:  54533-85-6 CAS Name:  (2-Chlorophenyl)[2-[2-[(diethylamino)methyl]-1H-imidazol-1-yl]-5-nitrophenyl]methanone Additional Names:  2¢-chloro-2-[2-[(diethylamino)methyl]imidazol-1-yl]-5-nitrobenzophenone;  1-[2-(2-chlorobenzoyl)-4-nitrophenyl]-2-(diethylaminomethyl)imidazole Molecular Formula:  C21H21ClN4O3 Molecular Weight:  412.87 Percent Composition:  C 61.09%, H 5.13%, Cl 8.59%, N 13.57%, O 11.63% Literature References:  Imidazole derivative exhibiting protective activity against cerebral anoxia or ischemia.  Prepn:  M. Nakanishi et al., DE 2403416; eidem, US 3915981 (1974, 1975 both to Yoshitomi).  Antianoxic effect in animal models:  H. Yasuda et al., Arch. Int. Pharmacodyn. 233, 136 (1978).  Mechanism of action:  eidem, ibid. 242, 77 (1979).  Multicenter clinical studies:  I. Saito et al., Neurol. Res. 5, 29 (1983); T. Ohta et al., J. Neurosurg. 64, 420 (1986).  Toxicity studies:  H. Horizoe et al., Oyo Yakuri 30, 627 (1985), C.A. 104, 61754m (1986); K. Okumura et al., ibid. 633, C.A. 104, 61755 (1986). Properties:  Pale yellow crystals from isopropyl ether, mp 75-76°. Melting point:  mp 75-76°   Derivative Type:  Fumarate  CAS Registry Number:  54533-86-7 Additional Names:  Midafenone Manufacturers' Codes:  Y-9179 Trademarks:  Ekonal (Yoshitomi) Molecular Formula:  C21H21ClN4O3.C4H4O4 Molecular Weight:  528.94 Percent Composition:  C 56.77%, H 4.76%, Cl 6.70%, N 10.59%, O 21.17% Properties:  Pale yellow crystals from isopropyl ether, mp 157-158°.  LD50 in male, female mice, male, female rats (mg/kg):  495, 504, 1711, 1580 orally; 62, 70, 63, 65 i.v.; 270, 278, 1830, 1629 s.c. (Horizoe). Melting point:  mp 157-158° Toxicity data:  LD50 in male, female mice, male, female rats (mg/kg):  495, 504, 1711, 1580 orally; 62, 70, 63, 65 i.v.; 270, 278, 1830, 1629 s.c. (Horizoe)   Therap-Cat:  Nootropic. Keywords:  Nootropic.  |