*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : AI8977250
CHEMICAL NAME           : Acetic acid, methyl-,
                          2-(2-((3-(1H-benzimidazol-2-yl)propyl)methylamino)eth
                          yl)-6-fluoro-
                          1,2,3,4-tetrahydro-1-(1-methylethyl)-2-naphthalenyl
                          ester, dihydrochloride, (1S-cis)-
CAS REGISTRY NUMBER     : 116666-63-8
LAST UPDATED            : 199712
DATA ITEMS CITED        : 5
MOLECULAR FORMULA       : C29-H38-F-N3-O3.2Cl-H
MOLECULAR WEIGHT        : 568.62
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Mibefradil dihydrochloride
   * Ro 40-5967
   * RO 40-5967/001
 
                       *** 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           : >800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CDREEA Cardiovascular Drug Reviews.  (Raven Press, 1185 Avenue of the
   Americas, New York, NY  10036) V.6-    1988-  Volume(issue)/page/year:
   9,4,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 23 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CDREEA Cardiovascular Drug Reviews.  (Raven Press, 1185 Avenue of the
   Americas, New York, NY  10036) V.6-    1988-  Volume(issue)/page/year:
   9,4,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CDREEA Cardiovascular Drug Reviews.  (Raven Press, 1185 Avenue of the
   Americas, New York, NY  10036) V.6-    1988-  Volume(issue)/page/year:
   9,4,1991
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 35 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   CDREEA Cardiovascular Drug Reviews.  (Raven Press, 1185 Avenue of the
   Americas, New York, NY  10036) V.6-    1988-  Volume(issue)/page/year:
   9,4,1991
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 270 mg/kg
SEX/DURATION            : female 10-12 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
   Reproductive - Specific Developmental Abnormalities - cardiovascular
   (circulatory) system
REFERENCE :
   REPTED Reproductive Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1987-  Volume(issue)/page/year:
   11,207,1997
 
                            *** END OF RECORD ***