*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : DD9487500
CHEMICAL NAME : 1H-Benzimidazole,
2-(((3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)m
ethyl)sulfinyl)-
CAS REGISTRY NUMBER : 103577-45-3
BEILSTEIN REFERENCE NO. : 4333393
LAST UPDATED : 199703
DATA ITEMS CITED : 11
MOLECULAR FORMULA : C16-H14-F3-N3-O2-S
MOLECULAR WEIGHT : 369.39
COMPOUND DESCRIPTOR : Drug
Reproductive Effector
SYNONYMS/TRADE NAMES :
* A 65006
* AG 1749
* Lansoprazole
* 2-(((3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl)methyl)sulfinyl)-1H-
benzimidazole
*** 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 : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 5 gm/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - muscle weakness
Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 58 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity)
Behavioral - ataxia
Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 24,905,1996
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Behavioral - changes in motor activity (specific assay)
Behavioral - muscle weakness
Kidney, Ureter, Bladder - other changes
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2657,199
TYPE OF TEST : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 75 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis
Behavioral - somnolence (general depressed activity)
Lungs, Thorax, or Respiration - respiratory depression
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 24,905,1996
** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 5460 mg/kg/13W-I
TOXIC EFFECTS :
Endocrine - changes in thymus weight
Nutritional and Gross Metabolic - weight loss or decreased weight gain
Related to Chronic Data - death
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 24,913,1996
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 3600 mg/kg
SEX/DURATION : female 6-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2773,199
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rabbit
DOSE : 390 mg/kg
SEX/DURATION : female 6-18 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetal death
REFERENCE :
YACHDS Yakuri to Chiryo. Pharmacology and Therapeutics. (Raifu Saiensu
Shuppan K.K., 2-5-13, Yaesu, Chuo-ku, Tokyo 104, Japan) V.1- 1972-
Volume(issue)/page/year: 18(Suppl 10),S2773,199
*** END OF RECORD ***