*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : QL6129300
CHEMICAL NAME           : 3H-Naphtho(2,1-b)pyran-3-ol and
                          4-(3-hydroxy-2-propenylidene)-1(4H)-naphthalenone
                          (1:1)
LAST UPDATED            : 198912
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C13-H10-O2.C13-H10-O2
MOLECULAR WEIGHT        : 396.46
COMPOUND DESCRIPTOR     : Drug
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 750 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PCJOAU Pharmaceutical Chemistry Journal (English Translation).  Translation
   of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013)  No.1-
   1967-  Volume(issue)/page/year: 19,191,1985
 
                            *** END OF RECORD ***