*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : QJ1047000 CHEMICAL NAME : 2-Naphthaleneacetic acid, 6-methoxy-alpha-methyl-, sodium salt, L-(-)- CAS REGISTRY NUMBER : 26159-34-2 LAST UPDATED : 199806 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C14-H14-O3.Na MOLECULAR WEIGHT : 253.27 COMPOUND DESCRIPTOR : Drug Reproductive Effector Human SYNONYMS/TRADE NAMES : * L-(-)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid sodium salt * 2-Naphthaleneacetic acid, 6-methoxy-alpha-methyl-, sodium salt, (R)- * Naproxen sodium *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Human - child DOSE/DURATION : 600 mg/kg/30D-I TOXIC EFFECTS : Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - interstitial nephritis REFERENCE : AJDCAI American Journal of Diseases of Children. (AMA, 535 N. Dearborn St., Chicago, IL 60610) V.1-80(3), 1911-50; V.100- 1960- Volume(issue)/page/year: 142,524,1988 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Primate - monkey DOSE/DURATION : 2464 mg/kg/2W-I TOXIC EFFECTS : Behavioral - food intake (animal) Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Kidney, Ureter, Bladder - changes in bladder weight REFERENCE : TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 36(1,pt2),147,1997 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Primate - monkey DOSE : 20 mg/kg SEX/DURATION : female 2 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - other measures of fertility REFERENCE : CCPTAY Contraception. (Geron-X, Inc., POB 1108, Los Altos, CA 94022) V.1- 1970- Volume(issue)/page/year: 27,505,1983 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE : 500 mg/kg SEX/DURATION : female 1 day(s) pre-mating TOXIC EFFECTS : Reproductive - Fertility - other measures of fertility REFERENCE : FESTAS Fertility and Sterility. (American Fertility Soc., 608 13th Ave. S, Birmingham, AL 35282) V.1- 1950- Volume(issue)/page/year: 38,238,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5640 No. of Facilities: 8 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 239 (estimated) No. of Female Employees: 157 (estimated) *** END OF RECORD ***