*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : MU4200000
CHEMICAL NAME           : Hydantoin, 2-thio-
CAS REGISTRY NUMBER     : 503-87-7
BEILSTEIN REFERENCE NO. : 0110599
REFERENCE               : 5-24-05-00241 (Beilstein Handbook Reference)
LAST UPDATED            : 199701
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C3-H4-N2-O-S
MOLECULAR WEIGHT        : 116.15
WISWESSER LINE NOTATION : T5MYMV EHJ BUS
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 4-Imidazolidinone, 2-thioxo-
   * 2-Thioguidanthion
   * 2-Thiohydantoin
   * USAF BE-25
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 420 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   BJPCAL British Journal of Pharmacology and Chemotherapy.  (London, UK)
   V.1-33, 1946-68.  For publisher information, see BJPCBM.
   Volume(issue)/page/year: 13,350,1958
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 417 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KHFZAN Khimiko-Farmatsevticheskii Zhurnal.  Chemical Pharmaceutical Journal.
    For English translation, see PCJOAU.  (V/O Mezhdunarodnaya Kniga, 113095
   Moscow, USSR)  V.1-    1967-  Volume(issue)/page/year: 24(4),32,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD277-689

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X6631
       No. of Facilities: 7 (estimated)
       No. of Industries: 1
       No. of Occupations: 1
       No. of Employees: 1822 (estimated)
       No. of Female Employees: 272 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***