| Title:  Eprazinone CAS Registry Number:  10402-90-1 CAS Name:  3-[4-(2-Ethoxy-2-phenylethyl)-1-piperazinyl]-2-methyl-1-phenyl-1-propanone Additional Names:  3-[4-(b-ethoxyphenethyl)-1-piperazinyl]-2-methylpropiophenone Molecular Formula:  C24H32N2O2 Molecular Weight:  380.52 Percent Composition:  C 75.75%, H 8.48%, N 7.36%, O 8.41% Literature References:  Prepn of the dihydrochloride:  R. Y. Mauvernay, NL 6602581; idem, US 3448192 (1966, 1969 both to Riom).  Pharmacodynamics:  J. Vacher et al., Arch. Int. Pharmacodyn. Ther. 165, 1 (1967).  Pharmacological study:  Y. Kase et al., Nippon Yakurigaku Zasshi 73, 605 (1977), C.A. 88, 15657 (1978).  Efficacy:  W. Spitzer, Fortschr. Med. 98, 871 (1980).  Metabolism:  P. Toffel-Nadolny, W. Gielsdorf, Arzneim.-Forsch. 31, 719 (1981).   Derivative Type:  Dihydrochloride  CAS Registry Number:  10402-53-6 Manufacturers' Codes:  746-CE Trademarks:  Eftapan (Merckle);  Mucitux (Riom) Molecular Formula:  C24H32N2O2.2HCl Molecular Weight:  453.44 Percent Composition:  C 63.57%, H 7.56%, N 6.18%, O 7.06%, Cl 15.64% Properties:  White, bitter-tasting crystalline powder, mp 201° (Toffel-Nadolny, Gielsdorf); also reported as crystals from methanol, mp 160° (Mauvernay).  LD50 in mice (mg/kg):  729 orally, 38 i.v. (Vacher). Melting point:  mp 201° (Toffel-Nadolny, Gielsdorf); mp 160° (Mauvernay) Toxicity data:  LD50 in mice (mg/kg):  729 orally, 38 i.v. (Vacher)   Therap-Cat:  Antitussive. Keywords:  Antitussive.  |