| Title:  Bufetolol CAS Registry Number:  53684-49-4 CAS Name:  1-[(1,1-Dimethylethyl)amino]-3-[2-[(tetrahydro-2-furanyl)methoxy]phenoxy]-2-propanol Additional Names:  1-(tert-butylamino)-3-[o-[(tetrahydrofurfuryl)oxy]phenoxy]-2-propanol Molecular Formula:  C18H29NO4 Molecular Weight:  323.43 Percent Composition:  C 66.84%, H 9.04%, N 4.33%, O 19.79% Literature References:  b-Adrenergic blocker.  Prepn:  M. Nakanishi et al., DE 2024001; eidem, US 3723476 (1970, 1973, both to Yoshitomi); eidem, J. Med. Chem. 15, 45 (1972).  Pharmacology:  M. Nakanishi et al., Yakugaku Zasshi 91, 1037 (1971); ibid. 92, 375 (1972); Imamura et al., ibid. 1039.  Metabolism:  M. Nakanishi et al., ibid. 299; Oyo Yakuri 6, 479 (1972), C.A. 78, 66785b (1973).  Toxicology:  eidem, ibid. 485, 1267, C.A. 78, 66945d; 79, 337w (1973). Properties:  bp0.07 180-186°. Boiling point:  bp0.07 180-186°   Derivative Type:  Hydrochloride  CAS Registry Number:  35108-88-4 Manufacturers' Codes:  Y-6124 Trademarks:  Adobiol (Yoshitomi) Molecular Formula:  C18H29NO4.HCl Molecular Weight:  359.89 Percent Composition:  C 60.07%, H 8.40%, N 3.89%, O 17.78%, Cl 9.85% Properties:  White crystals from methanol-isopropanol, mp 153.5-157°; also reported as mp 151-154°.  (Diastereoisomer, mp 118°).  Freely sol in water, methanol, glacial acetic acid.  Very slightly sol in benzene.  Practically insol in ether.  Unstable on exposure to light. Melting point:  mp 153.5-157°; mp 151-154°; (Diastereoisomer, mp 118°)   Therap-Cat:  Antiarrhythmic; antianginal. Keywords:  ?Adrenergic Blocker; Antianginal; Antiarrhythmic.  |