*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : SZ6500000
CHEMICAL NAME           : Phosphonic acid, (1-amino-2-carbamoylethylidene)di-,
                          dihydrate
CAS REGISTRY NUMBER     : 63583-19-7
LAST UPDATED            : 199409
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C3-H10-N2-O7-P2.2H2-O
MOLECULAR WEIGHT        : 284.13
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * (1-Amino-2-carbamoylethylidene)diphosphonic acid dihydrate
   * alpha-Amino-beta-carboxamidoethylidene-alpha,alpha-diphosphonic acid  
   dihydrate
   * Phosphonic acid, (1,3-diamino-3-oxopropylidene)bis-, dihydrate
 
                       *** 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           : 300 mg/kg
TOXIC EFFECTS :
   Tumorigenic - active as anti-cancer agent
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: 12(11),35,1978
 
                            *** END OF RECORD ***