*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RB9100000
CHEMICAL NAME           : 5-Norbornene-2,3-dicarboxylic anhydride, methyl-
CAS REGISTRY NUMBER     : 25134-21-8
BEILSTEIN REFERENCE NO. : 0162395
REFERENCE               : 5-17-11-00199 (Beilstein Handbook Reference)
LAST UPDATED            : 199806
DATA ITEMS CITED        : 9
MOLECULAR FORMULA       : C10-H10-O3
MOLECULAR WEIGHT        : 178.20
WISWESSER LINE NOTATION : L C555 A DVOV IUTJ X1
SYNONYMS/TRADE NAMES :
   * Epicure NMA
   * Hardener HY906
   * Kayahard MCD
   * MEA 610
   * 4,7-Methanoisobenzofuran-1,3-dione, 3a,4,7,7a-tetrahydromethyl-
   * Methylbicyclo(2.2.1)heptene-2,3-dicarboxylic anhydride isomers
   * Methylendic anhydride
   * Nadic methyl anhydride
   * TK 10 524
   * XMNA
 
                       *** 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           : 914 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EPASR* United States Environmental Protection Agency, Office of Pesticides
   and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW,
   Washington, DC 20460)  History unknown.  Volume(issue)/page/year:
   8EHQ-0282-0431
 
TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 750 mg/m3/4H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   EPASR* United States Environmental Protection Agency, Office of Pesticides
   and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW,
   Washington, DC 20460)  History unknown.  Volume(issue)/page/year:
   8EHQ-0282-0431
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4920 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Behavioral - stiffness
   Gastrointestinal - alteration in gastric secretion
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: OTS0555136
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
   Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD441-640

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - T0705
       No. of Facilities: 28 (estimated)
       No. of Industries: 2
       No. of Occupations: 5
       No. of Employees: 454 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - T0705
       No. of Facilities: 72 (estimated)
       No. of Industries: 2
       No. of Occupations: 5
       No. of Employees: 1277 (estimated)
       No. of Female Employees: 282 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA 8(a) PRELIMINARY ASSESSMENT INFORMATION, FINAL RULE
   FEREAC Federal Register.  (U.S. Government Printing Office, Supt. of
   Documents, Washington, DC 20402) V.1-    1936-  Volume(issue)/page/year:
   47,26992,82

   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***