*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SP7698000 CHEMICAL NAME : 3H-Phenoxazin-3-one, 7-hydroxy- CAS REGISTRY NUMBER : 635-78-9 BEILSTEIN REFERENCE NO. : 0174850 REFERENCE : 4-27-00-02263 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C12-H7-N-O3 MOLECULAR WEIGHT : 213.20 SYNONYMS/TRADE NAMES : * 7-Hydroxy-3H-phenoxazin-3-one * Resorufin * Resorufine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : >500 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: 5,24,1953 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***