*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KE6170000 CHEMICAL NAME : Ergoline-8-carboxamide, N-(1,1-dimethylethyl)-6-methyl-, (8-beta)-, (Z)-2-butenedioate (1:1) CAS REGISTRY NUMBER : 50504-28-4 LAST UPDATED : 198909 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H27-N3-O.C4-H4-O4 MOLECULAR WEIGHT : 441.58 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * (8-beta)-N-(1,1-Dimethylethyl)-6-methylergoline-8-carboxamide (Z)-2-butenedioate (1:1) *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 56 mg/kg TOXIC EFFECTS : Brain and Coverings - recordings from specific areas of CNS Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - respiratory depression REFERENCE : JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 62,1881,1973 *** END OF RECORD ***