*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : WU7694400 CHEMICAL NAME : Sydnone, 3-o-tolyl- CAS REGISTRY NUMBER : 3483-18-9 BEILSTEIN REFERENCE NO. : 3672322 REFERENCE : 4-27-00-07443 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H8-N2-O2 MOLECULAR WEIGHT : 176.19 WISWESSER LINE NOTATION : T5NNOVJ AR B1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-(2-Methylphenyl)sydnone * 1,2,3-Oxadiazolium, 5-hydroxy-3-(2-methylphenyl)-, inner salt * Sydnone, 3-(2-methylphenyl)- * N-(o-Tolyl)-sydnon * 3-(o-Tolyl)sydnone *** 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 : 328 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 ***