*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : ZG1005000 CHEMICAL NAME : 20-alpha-Yohimban-16-beta-carboxylic acid, 17-alpha-hydroxy-, methyl ester CAS REGISTRY NUMBER : 131-03-3 LAST UPDATED : 198708 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C21-H26-N2-O3 MOLECULAR WEIGHT : 354.49 WISWESSER LINE NOTATION : T F6 D5 C666 EM ON&&TTTJ TQ UVO1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Corynanthidine * 17-alpha-Hydroxy-20-alpha-yohimban-16-beta-carboxylic acid methyl ester * Isoyohimbine * alpha-Isoyohimbine * Mesoyohimbine * Rauwolscine * Yohimban-16-carboxylic acid, 17-hydroxy-, methyl ester, (16-beta,17-alpha,20-alpha)- * alpha-Yohimbine * meso-Yohimbine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 50 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay) REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 134,447,1961 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 85IXA4 "Structure et Activite Pharmacodyanmique des Medicaments du Systeme Nerveux Vegetatif," Bovet, D., and F. Bovet-Nitti, New York, S. Karger, 1948 Volume(issue)/page/year: -,317,1948 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 80 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Behavioral - changes in motor activity (specific assay) REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 134,447,1961 *** END OF RECORD ***