| Title:  Roxithromycin CAS Registry Number:  80214-83-1 CAS Name:  Erythromycin 9-[O-[(2-methoxyethoxy)methyl]oxime] Additional Names:  oxacyclotetradecane erythromycin deriv;  9-(2¢,5¢-dioxahexyloxyimino)erythromycin Manufacturers' Codes:  RU-28965;  RU-965 Trademarks:  Assoral (Glaxo);  Claramid (Jouveinal);  Forilin (Novo);  Overal (Lusofarmaco);  Rossitrol (Corvi);  Rotramin (Glaxo-Allen);  Rulid (Hoechst);  Surlid (HMR) Molecular Formula:  C41H76N2O15 Molecular Weight:  837.05 Percent Composition:  C 58.83%, H 9.15%, N 3.35%, O 28.67% Literature References:  Semisynthetic erythromycin derivative.  Prepn:  S. Gouin d¢Ambrieres et al., FR 2473525; eidem, US 4349545 (1981, 1982 both to Roussel-UCLAF).  In vitro antibacterial spectrum:  R. N. Jones et al., Antimicrob. Agents Chemother. 24, 209 (1983); Y. J. Drabu et al., Drugs Exp. Clin. Res. 13, 201 (1987).  Antiprotozoal activity in mice:  B. J. Luft, Eur. J. Clin. Microbiol. 6, 479 (1987); H. R. Chang, J.-C. R. Pechere, Antimicrob. Agents Chemother. 31, 1147 (1987).  Pharmacokinetics:  R. Wise et al., ibid. 1051.  Bioassay in biological fluids:  A. L. Barry, R. R. Packer, Eur. J. Clin. Microbiol. 5, 536 (1986).  Clinical evaluations in respiratory tract infections:  J. M. Lachat et al., Schweiz. Med. Wochenschr. 116, 1739 (1986); C. Grassi et al., Chemioterapia 6, 41 (1987).  Series of articles on antimicrobial activity, pharmacokinetics and clinical efficacy:  J. Antimicrob. Chemother. 20, Suppl. B, 1-185 (1987). Properties:  [a]D25 -77.5 ±2° (c = 0.45 in chloroform). Optical Rotation:  [a]D25 -77.5 ±2° (c = 0.45 in chloroform) Therap-Cat:  Antibacterial. Keywords:  Antibacterial (Antibiotics); Macrolides.  |