| Title:  Sulfametrole CAS Registry Number:  32909-92-5 CAS Name:  4-Amino-N-(4-methoxy-1,2,5-thiadiazol-3-yl)benzenesulfonamide Additional Names:  N1-(4-methoxy-1,2,5-thiadiazol-3-yl)sulfanilamide;  3-methoxy-4-(4¢-aminobenzenesulfonamido)-1,2,5-thiadiazole Molecular Formula:  C9H10N4O3S2 Molecular Weight:  286.33 Percent Composition:  C 37.75%, H 3.52%, N 19.57%, O 16.76%, S 22.40% Literature References:  Anti-infective sulfanilamide, related structurally to sulfadiazine, q.v.  Prepn:  BE 629551 corresp to K. Menzl, US 3247193 (1963, 1966 both to OSSW).  Improved prepn:  idem, US 4151164 (1979 to Chemie Linz).  Bacteriological study (of mixture with trimethoprim):  G. Nabert-Bock, H. Grims, Arzneim.-Forsch. 27, 1109 (1977).  Tolerance, therapeutic effect, pharmacokinetics:  S. Breyer et al., Wien. Med. Wochenschr. 130, 448 (1980).  Renal excretion mechanism, pharmacokinetics:  T. B. Vree et al., Eur. J. Clin. Pharmacol. 20, 283 (1981).  Pharmacokinetics of sulfametrole and its metabolite in man:  Y. A. Hester et al., J. Antimicrob. Chemother. 8, 133 (1981).  Crystal and molecular structures:  C. H. Koo et al., Bull. Korean Chem. Soc. 3, 9 (1982), C.A. 96, 208771 (1982).  Single-dose therapy of chancroid with trimethoprim-sulfametrole:  F. A. Plummer et al., N. Engl. J. Med. 309, 67 (1983). Properties:  Cryst from dilute acetic acid, mp 149-150°. Melting point:  mp 149-150°   Derivative Type:  Mixture with trimethoprim  CAS Registry Number:  63749-94-0 Trademarks:  Lidaprim (Nycomed);  Maderan (Nycomed)   Therap-Cat:  Antibacterial. Keywords:  Antibacterial (Synthetic); Sulfonamides.  |