| Title:  Acarbose CAS Registry Number:  56180-94-0 CAS Name:  O-4,6-Dideoxy-4-[[[1S-(1a,4a,5b,6a)]-4,5,6-trihydroxy-3-(hydroxymethyl)-2-cyclohexen-1-yl]amino]-a-D-glucopyranosyl-(1®4)-O-a-D-glucopyranosyl-(1®4)-D-glucose Additional Names:  4¢¢,6¢¢-dideoxy-4¢¢-[(1S)-(1,4,6/5)-4,5,6-trihydroxy-3-hydroxymethyl-2-cyclohexenylamino]maltotriose Manufacturers' Codes:  Bay g 5421 Trademarks:  Glucobay (Bayer);  Prandase (Bayer);  Precose (Bayer) Molecular Formula:  C25H43NO18 Molecular Weight:  645.60 Percent Composition:  C 46.51%, H 6.71%, N 2.17%, O 44.61% Literature References:  Pseudotetrasaccharide containing an unsaturated cyclitol moiety.  An a-glucosidase inhibitor that reduces sugar absorption in the gastrointestinal tract.  Isoln from strains of Actinoplanes:  W. Frommer et al., DE 2347782; eidem, US 4062950 (1975, 1977 both to Bayer).  Total synthesis:  S. Ogawa, Y. Shibata, Chem. Commun. 1988, 605; eidem, Carbohydr. Res. 189, 309 (1989).  Biosynthetic studies:  U. Degwert et al., J. Antibiot. 40, 855 (1987).  Glucosidase inhibition studies:  D. D. Schmidt et al., Naturwissenschaften 64, 535 (1977); W. Puls et al., ibid. 536.  Use in treatment of diabetic adults:  D. Sailor, G. Roder, Arzneim.-Forsch. 30, 2182 (1980); H. Laube et al., ibid. 1154.  Long-term study in sulfonylurea-treated diabetics:  H. Vierhapper et al., Diabetologia 20, 586 (1981).  Potential use in prophylaxis of dental caries:  N. E. Fiehn, D. Moe, Scand. J. Dent. Res. 90, 124 (1982).  Review of pharmacodynamics, pharmacokinetics and therapeutic potential:  S. P. Clissold, C. Edwards, Drugs 35, 214-243 (1988). Properties:  Amorphous powder.  [a]D18 +165° (c = 0.4 in water). Optical Rotation:  [a]D18 +165° (c = 0.4 in water) Therap-Cat:  Antidiabetic. Keywords:  Antidiabetic; a-Glucosidase Inhibitor.  |