*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : VT3588000
CHEMICAL NAME           : Semicarbazide,
                          1-(4-nitroso-7-oxo-1,3,5-cycloheptatrien-1-yl)-
CAS REGISTRY NUMBER     : 89977-77-5
LAST UPDATED            : 198909
DATA ITEMS CITED        : 1
MOLECULAR FORMULA       : C8-H8-N4-O3
MOLECULAR WEIGHT        : 208.20
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * RCH-175
 
                       *** 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           : 296 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NYKZAU Nippon Yakurigaku Zasshi.  Japanese Journal of Pharmacology. (Nippon
   Yakuri Gakkai, c/o Kyoto Daigaku Igakubu Yakurigaku Kyoshitsu, Konoe-cho,
   Yoshida, Sakyo-ku, Kyoto 606, Japan) V.40-    1944- Volume(issue)/page/year:
   60,52,1964
 
                            *** END OF RECORD ***