*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NK5425000 CHEMICAL NAME : 1,3-Indandione, 2,2-dihydroxy- CAS REGISTRY NUMBER : 485-47-2 BEILSTEIN REFERENCE NO. : 1910963 REFERENCE : 4-07-00-02786 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C9-H6-O4 MOLECULAR WEIGHT : 178.15 WISWESSER LINE NOTATION : L56 BV DV CHJ CQ CQ COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * 2,2-Dihydroxy-1,3-indandione * 2,2-Dihydroxy-1H-indene-1,3(2H)-dione * 1,2,3-Indantrione, 2-hydrate * 1,2,3-Indantrione monohydrate * Ninhydrin * Ninhydrin hydrate * Triketohydrindene hydrate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,28,1953 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 78 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Vascular - regional or general arteriolar or venous dilation Lungs, Thorax, or Respiration - dyspnea REFERENCE : CRSBAW Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1849- Volume(issue)/page/year: 151,719,1957 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1175 No. of Facilities: 33 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 594 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1175 No. of Facilities: 476 (estimated) No. of Industries: 4 No. of Occupations: 9 No. of Employees: 5565 (estimated) No. of Female Employees: 4002 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***