*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XM8410500 CHEMICAL NAME : 2-Thiopenecarboxylic acid, (1-(5,8-dihydroxy-1,4-dioxo-1,4-dihydro-2-naphthaleny l)-4-methyl- 3-pentenyl) ester LAST UPDATED : 199103 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C21-H18-O6-S MOLECULAR WEIGHT : 398.45 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Shikonin thiophene-2-carboxylate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 6 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PJPHEO Pakistan Journal of Pharmacology. (c/o Univ. of Karachi, Faculty of Pharmacy, Karachi, 32, Pakistan) V.1- 1984- Volume(issue)/page/year: 3(1-2),43,1986 *** END OF RECORD ***