*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QL6127295 CHEMICAL NAME : 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione, 6-chloro- CAS REGISTRY NUMBER : 4053-08-1 LAST UPDATED : 199710 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C12-H5-Cl-O3 MOLECULAR WEIGHT : 232.62 SYNONYMS/TRADE NAMES : * 4-Chloronaphthalic anhydride * 6-Chloro-1H,3H-naphtho(1,8-cd)pyran-1,3-dione * Naphthalic anhydride, 4-chloro- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3460 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - acute pulmonary edema Gastrointestinal - ulceration or bleeding from stomach REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0535458 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***