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CAS : 82989-25-1
MSDS  : 
 Acetic acid, oxo((3-(1H-tetrazol-5-yl)phenyl)amino)-,
butyl ester

CAS  
: 
 82989-25-1
SYNONYMS  
: 
 * 5-(3-n-Butyloxalylaminophenyl)tetrazole
* Butyl 3'-(1H-tetrazol-5-yl)oxanilate
* MTB
* Oxo((3-(1H-tetrazol-5-yl)phenyl)amino)acetic acid butyl ester
* Tazanolast
* WP-833
Catalog of Chemical Suppliers, Buyers, Custom Synthesis Companies And Equipment Manufacturers
[ Acetic acid, oxo((3-(1H-tetrazol-5-yl)phenyl)amino)-,butyl ester 82989-25-1 ]
                     *** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : AJ1480000
CHEMICAL NAME           : Acetic acid, oxo((3-(1H-tetrazol-5-yl)phenyl)amino)-,
                          butyl ester
CAS REGISTRY NUMBER     : 82989-25-1
LAST UPDATED            : 199612
DATA ITEMS CITED        : 14
MOLECULAR FORMULA       : C13-H15-N5-O3
MOLECULAR WEIGHT        : 289.33
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * 5-(3-n-Butyloxalylaminophenyl)tetrazole
   * Butyl 3'-(1H-tetrazol-5-yl)oxanilate
   * MTB
   * Oxo((3-(1H-tetrazol-5-yl)phenyl)amino)acetic acid butyl ester
   * Tazanolast
   * WP-833
 
                       *** 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           : >4 gm/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1423 mg/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - effect, not otherwise specified
   Lungs, Thorax, or Respiration - dyspnea
   Gastrointestinal - hypermotility, diarrhea
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1119 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1120 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   USXXAM United States Patent Document.  (U.S. Patent Office, Box 9,
   Washington, DC 20231)  Volume(issue)/page/year: #4778816
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1121 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Lungs, Thorax, or Respiration - cyanosis
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,5,1989
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : >4 gm/kg
TOXIC EFFECTS :
   Gastrointestinal - ulceration or bleeding from stomach
   Gastrointestinal - hypermotility, diarrhea
   Gastrointestinal - nausea or vomiting
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,11,1989
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 57600 mg/kg/13W-I
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
   Blood - changes in bone marrow (not otherwise specified)
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,53,1989
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 14840 mg/kg/53W-I
TOXIC EFFECTS :
   Gastrointestinal - hypermotility, diarrhea
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,177,1989
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 24 gm/kg
SEX/DURATION            : female 13 day(s) pre-mating  - 7 day(s) after
                          conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,255,1989
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 13200 mg/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - behavioral
   Reproductive - Effects on Newborn - delayed effects
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,265,1989
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 30 gm/kg
SEX/DURATION            : female 17-20 day(s) after conception
                          lactating female 22 day(s) post-birth
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight
   gain)
REFERENCE :
   KSRNAM Kiso to Rinsho.  Clinical Report.  (Yubunsha Co., Ltd., 1-5, Kanda
   Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan)  V.1-    1960-
   Volume(issue)/page/year: 23,283,1989
 
                            *** END OF RECORD ***

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