*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UP8650000
CHEMICAL NAME           : 2H-Pyran-2,4(3H)-dione,
                          3,3'-methylenebis(dihydro-6-methyl-
CAS REGISTRY NUMBER     : 63869-94-3
BEILSTEIN REFERENCE NO. : 0289265
REFERENCE               : 4-19-00-02231 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C13-H16-O6
MOLECULAR WEIGHT        : 268.29
WISWESSER LINE NOTATION : T6OV DVTJ F1 C1- CT6OV DVTJ F1
SYNONYMS/TRADE NAMES :
   * 3,3'-Methylenebis(dihydro-6-methyl-2H-pyran-2,4(3H)-dione)
   * 5,5'-Methylenebis(4,6-dioxo-2-methyldihydropyran)
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 350 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   APTOA6 Acta Pharmacologica et Toxicologica.  (Copenhagen, Denmark)  V.1-59,
   1945-86.  For publisher information, see PHTOEH  Volume(issue)/page/year:
   2,109,1946
 
                            *** END OF RECORD ***