*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UX1510000
CHEMICAL NAME           : Pyrocatechol, 4,5-dichloro-
CAS REGISTRY NUMBER     : 3428-24-8
BEILSTEIN REFERENCE NO. : 2086136
REFERENCE               : 4-06-00-05617 (Beilstein Handbook Reference)
LAST UPDATED            : 199710
DATA ITEMS CITED        : 4
MOLECULAR FORMULA       : C6-H4-Cl2-O2
MOLECULAR WEIGHT        : 179.00
WISWESSER LINE NOTATION : QR BQ DG EG
COMPOUND DESCRIPTOR     : Mutagen
SYNONYMS/TRADE NAMES :
   * 1,2-Benzenediol, 4,5-dichloro-
   * 4,5-Dichlorocatechol
   * 4,5-Dichloropyrocatechol
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 42 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#07864
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Yeast - Saccharomyces cerevisiae
DOSE/DURATION           : 75 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 119,273,1983

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***