*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UL0380000
CHEMICAL NAME           : Protocatechualdehyde
CAS REGISTRY NUMBER     : 139-85-5
LAST UPDATED            : 198311
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C7-H6-O3
MOLECULAR WEIGHT        : 138.13
WISWESSER LINE NOTATION : VHR CQ DQ
SYNONYMS/TRADE NAMES :
   * Benzaldehyde, 3,4-dihydroxy-
   * 3,4-Dihydroxybenzaldehyde
   * 3,4-Dihydroxybenzenecarbonal
   * Protocatechuic aldehyde
   * Rancinamycin IV
 
                       *** 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           : 205 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - respiratory stimulation
REFERENCE :
   APFRAD Annales Pharmaceutiques Francaises.  (SPPIF, B.P.22, F-41353 Vineuil,
   France)  V.1-    1943-  Volume(issue)/page/year: 15,461,1957
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 56 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
   Laboratory, NIOSH Exchange Chemicals.  (Aberdeen Proving Ground, MD 21010)
   Volume(issue)/page/year: NX#07875
 
                            *** END OF RECORD ***