*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QL8750000 CHEMICAL NAME : 1,4-Naphthoquinone, 2-hydroxy-3-(3-methyl-2-butenyl)- CAS REGISTRY NUMBER : 84-79-7 BEILSTEIN REFERENCE NO. : 2051889 REFERENCE : 4-08-00-02487 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C15-H14-O3 MOLECULAR WEIGHT : 242.29 WISWESSER LINE NOTATION : L66 BV EVJ CQ D2UY1&1 COMPOUND DESCRIPTOR : Drug Natural Product SYNONYMS/TRADE NAMES : * Bethabarra wood * C.I. 75490 * C.I. Natural Yellow 16 * Greenharten * 2-Hydroxy-3-(3-methyl-2-butenyl)-1,4-naphthalenedione * 2-Hydroxy-3-(3-methyl-2-butenyl)-1,4-naphthoquinone * IPE-tobacco wood * Lapachol * Lapachic acid * Lapachol wood * NSC-11905 * Surinam greenheart wood * Taigu wood * Taiguic acid * Tecomin * Zlut prirodni 16 *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 17,1,1970 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 487 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Gastrointestinal - hypermotility, diarrhea Skin and Appendages - dermatitis, other (after systemic exposure) REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 17,1,1970 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 400 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 : Mammal - dog DOSE/DURATION : 24 gm/kg/4W-I TOXIC EFFECTS : Blood - normocytic anemia Blood - changes in other cell count (unspecified) REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 17,1,1970 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Primate - monkey DOSE/DURATION : 12 gm/kg/4W-I TOXIC EFFECTS : Related to Chronic Data - death REFERENCE : FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 26,539,1967 *** END OF RECORD ***