*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : OZ5700000
CHEMICAL NAME           : Methacrylic anhydride
CAS REGISTRY NUMBER     : 760-93-0
BEILSTEIN REFERENCE NO. : 1761982
REFERENCE               : 4-02-00-01537 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C8-H10-O3
MOLECULAR WEIGHT        : 154.18
SYNONYMS/TRADE NAMES :
   * Methacrylic acid anhydride
   * Methacryloyl anhydride
   * 2-Methyl-2-propenoic acid anhydride
   * 2-Propenoic acid, 2-methyl-, anhydride
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 450 mg/m3/2H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   85GMAT "Toxicometric Parameters of Industrial Toxic Chemicals Under Single
   Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects,
   GKNT, 1982  Volume(issue)/page/year: -,80,1982

                    *** OCCUPATIONAL EXPOSURE LIMITS ***
 
   OEL-RUSSIA:STEL 1 mg/m3;Skin JAN 1993

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***