Title: Eperisone
CAS Registry Number: 64840-90-0
CAS Name: 1-(4-Ethylphenyl)-2-methyl-3-(1-piperidinyl)-1-propanone
Additional Names: 4¢-ethyl-2-methyl-3-piperidinopropiophenone
Molecular Formula: C17H25NO
Molecular Weight: 259.39
Percent Composition: C 78.72%, H 9.71%, N 5.40%, O 6.17%
Literature References: Spasmolytic agent related structurally to tolperisone, q.v. Prepn: E. Morita et al., DE 2458638; E. Morita, T. Kanai, US 4181803 (1975, 1980 both to Eisai). Pharmacological study: K. Tanaka et al., Nippon Yakurigaku Zasshi 77, 511 (1981), C.A. 95, 35471t (1981). Absorption, distribution, excretion in rats and guinea pigs: T. Fujita et al., Oyo Yakuri 21, 835 (1981), C.A. 96, 28193w (1982). Toxicity study: H. Miyagawa et al., ibid. 939, C.A. 96, 79722a (1982).
Derivative Type: Hydrochloride
CAS Registry Number: 56839-43-1
Additional Names: EMPP
Manufacturers' Codes: E-646
Trademarks: Mional (Eisai); Myonal (Eisai)
Molecular Formula: C17H25NO.HCl
Molecular Weight: 295.85
Percent Composition: C 69.02%, H 8.86%, N 4.73%, O 5.41%, Cl 11.98%
Properties: Needles from isopropanol, mp 170-172°. LD50 in male S.D. rats, Wistar rats, mice (mg/kg): 1300, 1850, 1024 orally (Miyagawa).
Melting point: mp 170-172°
Toxicity data: LD50 in male S.D. rats, Wistar rats, mice (mg/kg): 1300, 1850, 1024 orally (Miyagawa)
Therap-Cat: Muscle relaxant (skeletal).
Keywords: Muscle Relaxant (Skeletal). |