*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : DA9625000
CHEMICAL NAME           : Benzenesulfonamide, 4-amino-N-(2-pyridinyl)-
CAS REGISTRY NUMBER     : 144-83-2
LAST UPDATED            : 199701
DATA ITEMS CITED        : 19
MOLECULAR FORMULA       : C11-H11-N3-O2-S
MOLECULAR WEIGHT        : 249.31
WISWESSER LINE NOTATION : T6NJ BMSWR DZ
COMPOUND DESCRIPTOR     : Tumorigen
                          Drug
                          Mutagen
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Adiplon
   * 2-(p-Aminobenzenesulphonamido)pyridine
   * Coccoclase
   * Dagenan
   * Eubasin
   * Eubasinum
   * Haptocil
   * M+B 693
   * Piridazol
   * Plurazol
   * N-2-Pyridylsulfanilamide
   * N(sup 1)-2-Pyridylsulfanilamide
   * Relbapiridina
   * Ronin
   * Septipulmon
   * Streptosilpyridine
   * Sulfanilamide, N(sup 1)-2-pyridyl-
   * 2-Sulfanilamidopyridin
   * 2-Sulfanilyl aminopyridine
   * Sulfapyridine
   * 2-Sulfapyridine
   * Sulfidine
   * Sulphapyridine
   * Thioseptal
   * Trianon
 
                       *** 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           : 15800 mg/kg
TOXIC EFFECTS :
   Peripheral Nerve and Sensation - spastic paralysis with or without sensory
   change
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   QJPPAL Quarterly Journal of Pharmacy & Pharmacology.  (London, UK)  V.2-21,
   1929-48.  For publisher information, see JPPMAB.  Volume(issue)/page/year:
   11,217,1938
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 800 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und
   Pharmakologie.  (Berlin, Ger.) V.110-253, 1925-66.  For publisher
   information, see NSAPCC.  Volume(issue)/page/year: 211,367,1950
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 16600 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Lungs, Thorax, or Respiration - dyspnea
   Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
   QJPPAL Quarterly Journal of Pharmacy & Pharmacology.  (London, UK)  V.2-21,
   1929-48.  For publisher information, see JPPMAB.  Volume(issue)/page/year:
   11,217,1938
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1150 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   AITEAT Archivum Immunologiae et Therapiae Experimentalis. (Ars Polona, POB
   1001, 00-068 Warsaw 1, Poland)  V.10-    1962-  Volume(issue)/page/year:
   16,804,1968
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 500 mg/kg
TOXIC EFFECTS :
   Behavioral - tremor
   Behavioral - convulsions or effect on seizure threshold
   Gastrointestinal - nausea or vomiting
REFERENCE :
   JPETAB Journal of Pharmacology and Experimental Therapeutics.  (Williams &
   Wilkins Co., 428 E. Preston St., Baltimore, MD 21202)  V.1-    1909/10-
   Volume(issue)/page/year: 67,454,1939
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 20 gm/kg
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - other changes
REFERENCE :
   AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans
   Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium)  V.4-   
   1898-  Volume(issue)/page/year: 62,281,1939
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Primate - monkey
DOSE/DURATION           : 8400 mg/kg/21D-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - hematuria
   Kidney, Ureter, Bladder - structural or functional changes in ureter
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
   (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)  V.1-    1903/04-
   Volume(issue)/page/year: 42,410,1939
 
                          ** TUMORIGENIC DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 135 mg/kg/9W-I
TOXIC EFFECTS :
   Tumorigenic - equivocal tumorigenic agent by RTECS criteria
   Lungs, Thorax, or Respiration - tumors
   Tumorigenic - tumors at site of application
REFERENCE :
   PSEBAA Proceedings of the Society for Experimental Biology and Medicine.
   (Academic Press, Inc., 1 E. First St., Duluth, MN 55802)  V.1-    1903/04-
   Volume(issue)/page/year: 68,330,1948
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 13482 mg/kg
SEX/DURATION            : male 6 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
   Reproductive - Fertility - male fertility index (e.g. # males impregnating
   females per # males exposed to fertile nonpregnant females)
REFERENCE :
   JRPFA4 Journal of Reproduction and Fertility.  (Biochemical Soc. Book Depot,
   POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK)  V.1-    1960-
   Volume(issue)/page/year: 81,259,1987
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 10080 mg/kg
SEX/DURATION            : male 28 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 37,539,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 12600 mg/kg
SEX/DURATION            : male 35 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 37,539,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 4200 mg/kg
SEX/DURATION            : male 35 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
REFERENCE :
   CCPTAY Contraception.  (Geron-X, Inc., POB 1108, Los Altos, CA 94022)  V.1-
   1970-  Volume(issue)/page/year: 37,539,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - hamster
DOSE                    : 46200 mg/kg
SEX/DURATION            : male 60 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Fertility - litter size (e.g. # fetuses per litter; measured
   before birth)
REFERENCE :
   ANDRDQ Andrologia.  (Grosse Verlag GmbH, Kurfuerstenstr. 112-113, D-1000
   Berlin 30, Fed. Rep. Ger.) V.6-    1974-  Volume(issue)/page/year:
   23,269,1991
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 200 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 222,27,1989
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 714 mg/kg
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 283,53,1992
 
TYPE OF TEST            : Micronucleus test
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 3 gm/kg/48H (Intermittent)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 283,59,1992
 
TYPE OF TEST            : Sister chromatid exchange
TEST SYSTEM             : Rodent - hamster Ovary
DOSE/DURATION           : 1667 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 283,59,1992

                              *** REVIEWS ***
 
   TOXICOLOGY REVIEW
   JMSHAO Journal of the Mount Sinai Hospital (New York).  (New York, NY)
   V.1-36, 1934-69.  For publisher information, see MSJMAZ.
   Volume(issue)/page/year: 10,343,1943

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***