*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : OX7480000 CHEMICAL NAME : Mesoxalic acid CAS REGISTRY NUMBER : 473-90-5 BEILSTEIN REFERENCE NO. : 1754123 REFERENCE : 3-03-00-01355 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C3-H2-O5 MOLECULAR WEIGHT : 118.05 SYNONYMS/TRADE NAMES : * Ketomalonic acid * alpha-Ketomalonic acid * Mesoxalate * Oxomalonic acid * 2-Oxomalonic acid * Oxopropanedioic acid * Propanedioic acid, oxo- *** 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 : 5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 81,1225,1961 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 4 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 81,1225,1961 *** END OF RECORD ***