*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : AU6125000
CHEMICAL NAME           : Adenine
CAS REGISTRY NUMBER     : 73-24-5
LAST UPDATED            : 199701
DATA ITEMS CITED        : 26
MOLECULAR FORMULA       : C5-H5-N5
MOLECULAR WEIGHT        : 135.15
WISWESSER LINE NOTATION : T56 BM DN FN HNJ IZ
COMPOUND DESCRIPTOR     : Agricultural Chemical
                          Mutagen
                          Reproductive Effector
                          Natural Product
SYNONYMS/TRADE NAMES :
   * ADE
   * Adeninimine
   * 6-Aminopurine
   * 6-Amino-1H-purine
   * 6-Amino-3H-purine
   * 6-Amino-9H-purine
   * 1,6-Dihydro-6-iminopurine
   * 3,6-Dihydro-6-iminopurine
   * Leuco-4
   * 1H-Purin-6-amine
   * Purine, 6-amino-
   * 1H-Purine, 6-amino
   * 9H-Purine, 1,6-dihydro-6-imino-
   * USAF CB-18
   * Vitamin B4
 
                       *** 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           : 227 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   47,229,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 198 mg/kg
TOXIC EFFECTS :
   Behavioral - altered sleep time (including change in righting reflex)
   Behavioral - muscle weakness
   Lungs, Thorax, or Respiration - cyanosis
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: 104,20,1952
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 783 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NIIRDN Drugs in Japan (Ethical Drugs).  (Yakugyo Jiho Co., Ltd., Tokyo,
   Japan)  Volume(issue)/page/year: 6,19,1982
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 100 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NTIS** National Technical Information Service.  (Springfield, VA 22161)
   Formerly U.S. Clearinghouse for Scientific & Technical Information.
   Volume(issue)/page/year: AD277-689
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   ANYAA9 Annals of the New York Academy of Sciences.  (New York Academy of
   Sciences, 2 E. 63rd St., New York, NY 10021)  V.1-    1877-
   Volume(issue)/page/year: 60,251,1954
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >30 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NIIRDN Drugs in Japan (Ethical Drugs).  (Yakugyo Jiho Co., Ltd., Tokyo,
   Japan)  Volume(issue)/page/year: 6,20,1982
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 70 mg/kg/36D-C
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - changes in bladder weight
   Blood - changes in leukocyte (WBC) count
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   47,229,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 9450 mg/kg/6W-C
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - other changes
   Blood - changes in bone marrow (not otherwise specified)
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
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: 104,20,1952
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 400 mg/kg/4D-I
TOXIC EFFECTS :
   Gastrointestinal - peritonitis
   Kidney, Ureter, Bladder - other changes
   Blood - other changes
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: 104,20,1952
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 525 mg/kg/3W-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
   acute tubular necrosis)
   Related to Chronic Data - death
REFERENCE :
   APTOA6 Acta Pharmacologica et Toxicologica.  (Copenhagen, Denmark)  V.1-59,
   1945-86.  For publisher information, see PHTOEH  Volume(issue)/page/year:
   32,246,1973
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 5040 mg/kg
SEX/DURATION            : male 4 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - testes, epididymis, sperm duct
REFERENCE :
   TOIZAG Toho Igakkai Zasshi.  Journal of Medical Society of Toho University.
   (Toho Daigaku Igakkai, 21-16, Omori-nishi, 5-chome, Ota-ku, Tokyo 143,
   Japan)  V.1-    1954-  Volume(issue)/page/year: 32,36,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 300 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - eye/ear
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 49,47,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 300 mg/kg
SEX/DURATION            : female 12 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - urogenital system
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 49,47,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 200 mg/kg
SEX/DURATION            : female 10 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 - Effects on Embryo or Fetus - fetal death
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 49,75,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 200 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - Central Nervous System
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
   OFAJAE Okajimas Folia Anatomica Japonica.  (Keio Univ., School of Medicine,
   Dept. of Anatomy, 35 Shinano-machi, Shinjuku-ku, Tokyo 160, Japan)  V.14-
   1936-  Volume(issue)/page/year: 49,75,1972
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 200 mg/kg
SEX/DURATION            : female 9 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - gastrointestinal
   system
REFERENCE :
   SEIJBO Senten Ijo.  Congenital Anomalies.  (Nippon Senten Ijo Gakkai, c/o
   Kinki Daigaku Igakubu Kaibagaku Kyoshitsu, 380 Nishiyama, Sayama-cho,
   Mirami-Kawachi-gun, Osaka-fu, Japan) V.1-26, 1960-86. For publisher
   information, see CGANE7.  Volume(issue)/page/year: 11,120,1971
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE                    : 500 mg/kg
SEX/DURATION            : male 5 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Paternal Effects - spermatogenesis (incl. genetic material,
   sperm morphology, motility, and count)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 200,249,1988
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Phage inhibition capacity
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 1 gm/L
REFERENCE :
   ZAPOAK Zeitschrift fuer Allgemeine Mikrobiologie.  (Akademie-Verlag GmbH,
   Postfach 1233, Berlin DDR-1086 Ger. Dem. Rep.)  V.1-    1960-
   Volume(issue)/page/year: 12,583,1972
 
TYPE OF TEST            : Gene conversion and mitotic recombination
TEST SYSTEM             : Protozoa - Chlamydomonas reinhardi
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: 4,147,1967
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 2500 umol/L
REFERENCE :
   EMMUEG Environmental and Molecular Mutagenesis.  (Alan R. Liss, Inc., 41 E.
   11th St., New York, NY 10003)  V.10-    1987-  Volume(issue)/page/year:
   25,197,1995
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Oral
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 250 mg/kg
REFERENCE :
   NULSAK Nucleus (Calcutta).  (Dr. A.K. Sharma, Centre of Advanced Studies in
   Cell and Chromosome Research, Calcutta, 35 Baliygunge Circular Rd., Calcutta
   700 019, India)  V.1-    1958-  Volume(issue)/page/year: 17,199,1974
 
TYPE OF TEST            : Cytogenetic analysis
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 451 mg/kg
REFERENCE :
   NULSAK Nucleus (Calcutta).  (Dr. A.K. Sharma, Centre of Advanced Studies in
   Cell and Chromosome Research, Calcutta, 35 Baliygunge Circular Rd., Calcutta
   700 019, India)  V.1-    1958-  Volume(issue)/page/year: 17,199,1974
 
TYPE OF TEST            : Sperm Morphology
ROUTE OF EXPOSURE       : Intraperitoneal
TEST SYSTEM             : Rodent - mouse
DOSE/DURATION           : 500 mg/kg/5D (Continuous)
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 200,249,1988

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X3548
       No. of Facilities: 269 (estimated)
       No. of Industries: 3
       No. of Occupations: 6
       No. of Employees: 1284 (estimated)
       No. of Female Employees: 932 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Inconclusive: D melanogaster Sex-linked lethal
   
   EPA TSCA Section 8(b) CHEMICAL INVENTORY

 
                            *** END OF RECORD ***