*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : YP2833750
CHEMICAL NAME           : L-Tyrosine,
                          O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-,
                          monosodium salt, mixt. with O-(4-
                          hydroxy-3-iodophenyl)-3,5-diiodo-L-tyrosine
                          monosodium salt
CAS REGISTRY NUMBER     : 8065-29-0
LAST UPDATED            : 199504
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C15-H12-I3-N-O4.C15-H11-I4-N-O4.2Na
MOLECULAR WEIGHT        : 1473.83
COMPOUND DESCRIPTOR     : Drug
                          Human
SYNONYMS/TRADE NAMES :
   * Combithyrex
   * Diotroxin
   * Euthroid
   * Liotrix
   * Novothyral
   * Thyrolar
   * W 1782
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 200 ug/kg/13W-I
TOXIC EFFECTS :
   Behavioral - muscle weakness
   Behavioral - headache
REFERENCE :
   AJDCAI American Journal of Diseases of Children.  (AMA, 535 N. Dearborn St.,
   Chicago, IL 60610) V.1-80(3), 1911-50; V.100-    1960-
   Volume(issue)/page/year: 138,927,1984

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X5633
       No. of Facilities: 34 (estimated)
       No. of Industries: 1
       No. of Occupations: 2
       No. of Employees: 529 (estimated)
       No. of Female Employees: 278 (estimated)

 
                            *** END OF RECORD ***