*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QL8001000 CHEMICAL NAME : 1,4-Naphthoquinone, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-, 2-acetate, (+)- CAS REGISTRY NUMBER : 24502-78-1 LAST UPDATED : 199112 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C18-H18-O6 MOLECULAR WEIGHT : 330.36 WISWESSER LINE NOTATION : L66 BV EVJ CYOV1&2UY1&1 GQ JQ COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Acetylshikonin * (+)-5,8-Dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)-1,4-naphthoquinone 2-acetate * 1,4-Naphthalenedione, 2-(1-(acetyloxy)-4-methyl-3-pentenyl)-5,8-dihydroxy-, (R)- *** 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 : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 73,193,1977 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 41 mg/kg TOXIC EFFECTS : Behavioral - changes in motor activity (specific assay) Behavioral - ataxia REFERENCE : NYKZAU Nippon Yakurigaku Zasshi. Japanese Journal of Pharmacology. (Nippon Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho, Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40- 1944- Volume(issue)/page/year: 73,193,1977 *** END OF RECORD ***