| Title:  Pramiracetam CAS Registry Number:  68497-62-1 CAS Name:  N-[2-[Bis(1-methylethyl)amino]ethyl]-2-oxo-1-pyrrolidineacetamide Additional Names:  N-[2-(diisopropylamino)ethyl]-2-oxo-1-pyrrolidineacetamide;  amacetam Molecular Formula:  C14H27N3O2 Molecular Weight:  269.38 Percent Composition:  C 62.42%, H 10.10%, N 15.60%, O 11.88% Literature References:  Cognition enhancer structurally related to piracetam, q.v.  Prepn: Y. J. L'Italien, I. C. Nordin, DE 2808067; eidem, US 4145347 (1978, 1979 both to Parke, Davis); D. E. Butler et al., J. Med. Chem. 27, 684 (1984).  Pharmacology:  B. P. H. Poschel et al., Drugs Exp. Clin. Res. 9, 853 (1983).  GC determn in plasma:  T. Chang, R. M. Young, J. Chromatogr. 274, 346 (1983).  Clinical pharmacokinetics:  T. Chang et al., J. Clin. Pharmacol. 25, 291 (1985).  Clinical evaluation in Alzheimer's disease:  R. J. Branconnier et al., Psychopharmacol. Bull. 19, 726 (1983); in various cognitive disorders:  R. Dejong, Curr. Ther. Res. 41, 254 (1987). Properties:  bp0.15 162-164°.  Monohydrate, mp 47-48°. Melting point:  mp 47-48° Boiling point:  bp0.15 162-164°   Derivative Type:  Sulfate  CAS Registry Number:  72869-16-0 Manufacturers' Codes:  CI-879 Molecular Formula:  C14H27N3O2.H2SO4 Molecular Weight:  367.46 Percent Composition:  C 45.76%, H 7.95%, N 11.44%, O 26.12%, S 8.73% Properties:  LD50 in male, female mice (mg/kg):  5434, 4355 orally (Poschel). Toxicity data:  LD50 in male, female mice (mg/kg):  5434, 4355 orally (Poschel)   Therap-Cat:  Nootropic. Keywords:  Nootropic.  |