*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : WU7691000 CHEMICAL NAME : Sydnone, 4-nitro-3-(o-tolyl)- CAS REGISTRY NUMBER : 3815-78-9 BEILSTEIN REFERENCE NO. : 1590622 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H7-N3-O4 MOLECULAR WEIGHT : 221.19 WISWESSER LINE NOTATION : T5NNOVJ AR B1& ENW COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Nitro-3-(o-tolyl)sydnone * Sydnone, 3-(2-methylphenyl)-4-nitro- * N-(o-Tolyl)-C-nitrosydnon *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 730 mg/kg TOXIC EFFECTS : Autonomic Nervous System - smooth muscle relaxant (mechanism undefined, spasmolytic) Behavioral - anticonvulsant Behavioral - altered sleep time (including change in righting reflex) REFERENCE : ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 14,369,1965 *** END OF RECORD ***