Title:  Pemoline 
CAS Registry Number:  2152-34-3 
CAS Name:  2-Amino-5-phenyl-4(5H)-oxazolone 
Additional Names:  phenoxazole;  phenylisohydantoin;  phenylpseudohydantoin;  azoxodone;  PIO 
Manufacturers' Codes:  LA-956;  YH-1 
Trademarks:  Cylert (Abbott);  Tradon (Lilly) 
Molecular Formula:  C9H8N2O2 
Molecular Weight:  176.17 
Percent Composition:  C 61.36%, H 4.58%, N 15.90%, O 18.16% 
Literature References:  Prepn:  W. Traube, R. Ascher, Ber. 46, 2077 (1913); L. Schmidt, H. Scheffler, US 2892753 (1959 to Boehringer, Ing.).  Prepn of magnesium hydroxide mixture, originally thought to be a chelate complex:  W. E. Lange et al., J. Pharm. Sci. 51, 477 (1962); B. H. Candon, M. Chessin, US 3108045 (1963 to Purdue Frederick).  CNS stimulant activity:  L. Schmidt, Arzneim.-Forsch. 6, 423 (1956).  Efficacy in minimal brain dysfunction in hyperkinetic children:  C. K. Connors et al., Psychopharmacologia 26, 321 (1972); J. G. Page et al., J. Learn. Disabil. 7, 498 (1974).  Toxicity data:  E. W. Schafer, Toxicol. Appl. Pharmacol. 21, 315 (1972).  Review:  A. T. Dren, R. S. Janicki, in Pharmacological and Biochemical Properties of Drug Substances vol. 1, M. E. Goldberg, Ed. (Am. Pharm. Assoc., Washington, DC, 1977) pp 33-65. 
Properties:  Crystals, mp 256-257° (dec).  Practically insol in water, ether, acetone, dil hydrochloric acid.  Sol in propylene glycol (1%); in hot alcohol.  LD50 orally in rats:  500 mg/kg (Schafer). 
Melting point:  mp 256-257° (dec) 
Toxicity data:  LD50 orally in rats:  500 mg/kg (Schafer) 
  
Derivative Type:  Magnesium hydroxide mixture  
CAS Registry Number:  18968-99-5 
Additional Names:  Magnesium pemoline 
Manufacturers' Codes:  Abbott 30400 
  
NOTE:  This is a controlled substance (stimulant):  21 CFR, 1308.14. 
Therap-Cat:  CNS stimulant. 
Keywords:  CNS Stimulant.   |