| Title:  Esmolol CAS Registry Number:  81147-92-4 CAS Name:  4-[2-Hydroxy-3-[(1-methylethyl)amino]propoxy]benzenepropanoic acid methyl ester Additional Names:  (±)-methyl 3-[4-[2-hydroxy-3-(isopropylamino)propoxy]phenyl]propionate;  methyl p-[2-hydroxy-3-(isopropylamino)propoxy]hydrocinnamate Molecular Formula:  C16H25NO4 Molecular Weight:  295.37 Percent Composition:  C 65.06%, H 8.53%, N 4.74%, O 21.67% Literature References:  Cardioselective b-adrenergic blocker.  Prepn:  E. I. Carlsson et al., EP 41491 (1982 to A.B. Hässle), C.A. 96, 122391f (1982); P. W. Erhardt et al., EP 53435; eidem, US 4593119 (1982, 1986 both to Am. Hosp. Supply); P. W. Erhardt et al., J. Med. Chem. 25, 1408 (1982).  Pharmacology:  R. J. Gorczynski et al., J. Cardiovasc. Pharmacol. 5, 668 (1983); eidem, ibid. 6, 1548 (1984).  Pharmacokinetics:  A. Yacobi et al., J. Pharm. Sci. 72, 711 (1983).  GC-MS determn in blood:  C. Y. Sum, A. Yacobi, ibid. 73, 1177 (1984).  Clinical studies of effect in supraventricular tachycardia:  G. Klein et al., Int. J. Clin. Pharmacol. Ther. Toxicol. 22, 112 (1984); R. J. Gray et al., J. Am. Coll. Cardiol. 5, 1451 (1985).  Symposium on pharmacology and clinical efficacy:  Am. J. Cardiol. 56(11), 1F-62F (1985).  Review of pharmacology and clinical efficacy:  P. Benfield, E. M. Sorkin, Drugs 33, 392-412 (1987). Properties:  Oil, gradually forming crystalline rosettes at room temp, mp 48-50°. Melting point:  mp 48-50°   Derivative Type:  Hydrochloride  CAS Registry Number:  81161-17-3 Manufacturers' Codes:  ASL-8052 Trademarks:  Brevibloc (Ohmeda) Molecular Formula:  C16H25NO4.HCl Molecular Weight:  331.83 Percent Composition:  C 57.91%, H 7.90%, N 4.22%, O 19.29%, Cl 10.68% Properties:  Crystals from methanol-ether, mp 85-86°. Melting point:  mp 85-86°   Therap-Cat:  Antiarrhythmic. Keywords:  ?Adrenergic Blocker; Antiarrhythmic.  |