Etomidoline

Title: Etomidoline
CAS Registry Number: 21590-92-1
CAS Name: 2-Ethyl-2,3-dihydro-3-[[4-[2-(1-piperidinyl)ethoxy]phenyl]amino]-1H-isoindol-1-one
Additional Names: 2-ethyl-3-(b-piperidino-p-phenetidino)phthalimidine
Manufacturers' Codes: K-2680
Trademarks: Smedolin (Yamanouchi)
Molecular Formula: C23H29N3O2
Molecular Weight: 379.50
Percent Composition: C 72.79%, H 7.70%, N 11.07%, O 8.43%
Literature References: Anticholinergic antispasmodic. Prepn: N. Giraldi, V. Mariotti, ZA 6705704; eidem, US 3624206 (1968, 1971 both to Erba). Quantitative evaluation in humans: G. Sacchetti et al., Farmaco Ed. Prat. 27, 708 (1972). Spasmolytic properties: M. Takeda, Oyo Yakuri 7, 903 (1973), C.A. 80, 66678 (1974). Pharmacology: M. Takeda et al., ibid. 1073, C.A. 81, 33285 (1974); T. Mukai et al., Jpn. J. Pharmacol. 31, 147 (1981), C.A. 95, 18068 (1981).
Properties: Crystals from ligroin, mp 106-107°. LD50 in mice (mg/kg): 176 orally; 44.8 i.v. (Giraldi, Mariotti, 1971).
Melting point: mp 106-107°
Toxicity data: LD50 in mice (mg/kg): 176 orally; 44.8 i.v. (Giraldi, Mariotti, 1971)
Therap-Cat: Antispasmodic.
Keywords: Antispasmodic.
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