*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RQ5831500
CHEMICAL NAME           : Oxazolo(3,2-d)(1,4)benzodiazepin-6(5H)-one,
                          2,3,7,11b-tetrahydro-10-bromo-11b-(2-fluoro phenyl)-
CAS REGISTRY NUMBER     : 59128-97-1
BEILSTEIN REFERENCE NO. : 0569670
LAST UPDATED            : 199612
DATA ITEMS CITED        : 7
MOLECULAR FORMULA       : C17-H14-Br-F-N2-O2
MOLECULAR WEIGHT        : 377.24
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   *   10-Bromo-11b-(2-fluorophenyl)-2,3,7,11b-tetrahydrooxazolo(3,2-d)(1,4)ben
     zodiazepin-6(5H)-one
   * CS-430
   * Haloxazolam
   * Somelin
 
                       *** 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           : 2858 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   SKKNAJ Sankyo Kenkyusho Nempo.  Annual Report of Sankyo Research
   Laboratories.  (Sankyo K.K. Sogo Kenkyusho, 1-2-58 Hiro-machi, Shinagawa-ku,
   Tokyo 140, Japan)  No.15-    1963-  Volume(issue)/page/year: 27,64,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >3 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,1501,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >3 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,1501,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1413 mg/kg
TOXIC EFFECTS :
   Behavioral - changes in motor activity (specific assay)
   Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
   SKKNAJ Sankyo Kenkyusho Nempo.  Annual Report of Sankyo Research
   Laboratories.  (Sankyo K.K. Sogo Kenkyusho, 1-2-58 Hiro-machi, Shinagawa-ku,
   Tokyo 140, Japan)  No.15-    1963-  Volume(issue)/page/year: 27,64,1975
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >15 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,1501,1980
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >15 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   YAKUD5 Gekkan Yakuji.  Pharmaceuticals Monthly.  (Yakugyo Jihosha, Inaoka
   Bldg., 2-36 Jinbo-cho, Kanda, Chiyoda-ku, Tokyo 101, Japan)  V.1-   1959-
   Volume(issue)/page/year: 22,1501,1980
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 3600 mg/kg
SEX/DURATION            : female 1-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   SKKNAJ Sankyo Kenkyusho Nempo.  Annual Report of Sankyo Research
   Laboratories.  (Sankyo K.K. Sogo Kenkyusho, 1-2-58 Hiro-machi, Shinagawa-ku,
   Tokyo 140, Japan)  No.15-    1963-  Volume(issue)/page/year: 27,64,1975
 
                            *** END OF RECORD ***