*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DJ2401500
CHEMICAL NAME           : 4H-1-Benzopyran-2-carboxylic acid, 3-methyl-4-oxo-,
                          ethyl ester
CAS REGISTRY NUMBER     : 20924-63-4
BEILSTEIN REFERENCE NO. : 0203882
REFERENCE               : 5-18-08-00338 (Beilstein Handbook Reference)
LAST UPDATED            : 199612
DATA ITEMS CITED        : 3
MOLECULAR FORMULA       : C13-H12-O4
MOLECULAR WEIGHT        : 232.25
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * Ethyl 3-methyl-4-oxo-4H-1-benzopyran-2-carboxylate
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JMCMAR Journal of Medicinal Chemistry.  (American Chemical Soc.,
   Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC
   20037)  V.6-    1963-  Volume(issue)/page/year: 15,865,1972
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 2350 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PMDCAY Progress in Medical Chemistry.  (Elsevier Science Pub. Co., Inc., 52
   Vanderbilt Ave., New York, NY 10017)  V.1-    1961- Volume(issue)/page/year:
   9,65,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : >2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PMDCAY Progress in Medical Chemistry.  (Elsevier Science Pub. Co., Inc., 52
   Vanderbilt Ave., New York, NY 10017)  V.1-    1961- Volume(issue)/page/year:
   9,65,1973
 
                            *** END OF RECORD ***