*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DL8362500
CHEMICAL NAME           : 5H-(1)Benzothieno(3,2-d)-1,3,4-thiadiazolo(3,2-a)pyri
                          midin-5-one, 2-ethyl-
CAS REGISTRY NUMBER     : 110543-82-3
LAST UPDATED            : 199212
DATA ITEMS CITED        : 2
MOLECULAR FORMULA       : C13-H9-N3-O-S2
MOLECULAR WEIGHT        : 287.37
COMPOUND DESCRIPTOR     : Drug
SYNONYMS/TRADE NAMES :
   * 2-Ethyl-5H-(1)benzothieno(3,2-d)-1,3,4-thiadiazolo(3,2-a)pyrimidin-5-one
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >1 gm/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - ptosis
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia,
   Italy)  V.8-43 1953-88 For publisher information, see FRMCE8
   Volume(issue)/page/year: 42,437,1987
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >750 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - ptosis
   Behavioral - ataxia
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia,
   Italy)  V.8-43 1953-88 For publisher information, see FRMCE8
   Volume(issue)/page/year: 42,437,1987
 
                            *** END OF RECORD ***