*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QL8200000 CHEMICAL NAME : 1,4-Naphthoquinone, 2-hydroxy- CAS REGISTRY NUMBER : 83-72-7 BEILSTEIN REFERENCE NO. : 1565260 REFERENCE : 4-08-00-02360 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 6 MOLECULAR FORMULA : C10-H6-O3 MOLECULAR WEIGHT : 174.16 WISWESSER LINE NOTATION : L66 BV EVJ CQ COMPOUND DESCRIPTOR : Drug Mutagen SYNONYMS/TRADE NAMES : * C.I. 75480 * C.I. Natural Orange 6 * Flower of paradise * HANA * Henna * 2-Hydroxy-1,4-naphthalenedione * 2-Hydroxynaphthoquinone * 2-Hydroxy-1,4-naphthoquinone * Lawsone * 1,4-Naphthalenedione, 2-hydroxy- * Mehendi * Mendi *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Tumorigenic - active as anti-cancer agent REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 26,570,1983 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 522 mg/kg/6D-I TOXIC EFFECTS : Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Blood - changes in spleen Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - dehydrogenases REFERENCE : JJATDK JAT, Journal of Applied Toxicology. (John Wiley & Sons Ltd., Baffins Lane, Chichester, W. Sussex PO19 1UD, UK) V.1- 1981- Volume(issue)/page/year: 11,85,1991 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 33 ug/plate REFERENCE : ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 8(Suppl 7),1,1986 TYPE OF TEST : Micronucleus test ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - mouse DOSE/DURATION : 50 mg/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 343,61,1995 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9568 No. of Facilities: 227 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 2271 (estimated) No. of Female Employees: 1817 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***