*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UG5350000 CHEMICAL NAME : Propionohydroxamic acid, 2-(p-isobutylphenyl)-, D,L- CAS REGISTRY NUMBER : 73826-33-2 BEILSTEIN REFERENCE NO. : 2267673 LAST UPDATED : 199612 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C13-H19-N-O2 MOLECULAR WEIGHT : 221.33 WISWESSER LINE NOTATION : QMVY1&R D1Y1&1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * G-277 * D,L-N-Hydroxy-alpha-methyl-4-(2-methylpropyl)benzeneacetamide * Ibudros * Ibuproxam * D,L-2-(4-Isobutylphenyl)propiohydroxamic acid *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : MDACAP Medicamentos de Actualidad. (J.R. Prous, S.A., Apartado de Correos 540, 08080 Barcelona, Spain) V.1- 1965- Volume(issue)/page/year: 20,475,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 622 mg/kg TOXIC EFFECTS : Behavioral - analgesia Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation Nutritional and Gross Metabolic - body temperature decrease REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 27,1006,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >2 gm/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Gastrointestinal - other changes REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 27,1006,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 491 mg/kg TOXIC EFFECTS : Behavioral - analgesia Biochemical - Metabolism (Intermediary) - effect on inflammation or mediation of inflammation Nutritional and Gross Metabolic - body temperature decrease REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 27,1006,1977 *** END OF RECORD ***