| Title:  Thiamphenicol CAS Registry Number:  15318-45-3 CAS Name:  2,2-Dichloro-N-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)-2-[4-(methylsulfonyl)phenyl]ethyl]acetamide Additional Names:  D-d-threo-2-dichloroacetamido-1-(4-methylsulfonyl)phenyl-1,3-propanediol;  dextrosulphenidol Manufacturers' Codes:  Win-5063-2;  8053CB Trademarks:  Hyrazin (Kowa);  Igralin (Zeria);  Neomyson (Eisai);  Rigelon (Dojin);  Thiamcol (Morishita);  Thionicol (Mohan);  Thiophenicol (Clin Comar);  Urfamycine (Inpharzam);  Urophenil (Nippon Seiyaku) Molecular Formula:  C12H15Cl2NO5S Molecular Weight:  356.22 Percent Composition:  C 40.46%, H 4.24%, Cl 19.91%, N 3.93%, O 22.46%, S 9.00% Literature References:  Synthesis:  Cutler et al., J. Am. Chem. Soc. 74, 5475 (1952); Suter et al., ibid. 75, 4330 (1953); Suter, US 2759927; US 2759970; US 2759971; US 2759972; US 2759976 (all 1956 to Sterling Drugs); GB 770277 (1957 to Parke, Davis). Properties:  Crystals, mp 164.3-166.3°.  [a]D25 +12.9° (ethanol).  uv max (95% ethanol):  224, 266, 274 nm (e 13,700, 800, 700).  Appreciably sol in water.  Soluble in alcohol. Melting point:  mp 164.3-166.3° Optical Rotation:  [a]D25 +12.9° (ethanol) Absorption maximum:  uv max (95% ethanol):  224, 266, 274 nm (e 13,700, 800, 700)   Derivative Type:  DL-Form  CAS Registry Number:  847-25-6 Additional Names:  Raceophenidol;  racephenicol Trademarks:  Dexawin (Winthrop);  Thiocymetin (Winthrop)   Therap-Cat:  Antibacterial. Therap-Cat-Vet:  D-Form as antimicrobial; DL-form in control of fowl cholera. Keywords:  Antibacterial (Antibiotics); Amphenicols.  |