*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UV8225000
CHEMICAL NAME           : Pyrimidine, 2,4-diamino-5-(3,4,5-trimethoxybenzyl)-
CAS REGISTRY NUMBER     : 738-70-5
BEILSTEIN REFERENCE NO. : 0625127
REFERENCE               : 5-25-13-00429 (Beilstein Handbook Reference)
LAST UPDATED            : 199703
DATA ITEMS CITED        : 24
MOLECULAR FORMULA       : C14-H18-N4-O3
MOLECULAR WEIGHT        : 290.36
WISWESSER LINE NOTATION : T6N CNJ BZ DZ E1R CO1 DO1 EO1
COMPOUND DESCRIPTOR     : Drug
                          Mutagen
                          Reproductive Effector
                          Human
SYNONYMS/TRADE NAMES :
   * BW 56-72
   * 2,4-Diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine
   * Monoprim
   * NIH 204
   * NSC-106568
   * Proloprim
   * 2,4-Pyrimidinediamine, 5-((3,4,5-trimethoxyphenyl)-methyl)-
   * Syraprim
   * Tiempe
   * Trimanyl
   * Trimethoprim
   * Trimetoprim
   * 5-(3,4,5-Trimethoxybenzyl)-2,4-diaminopyrimidine
   * Trimopan
   * Trimpex
   * Wellcoprim
   * WR 5949
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 56 mg/kg/7D-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - hematuria
   Blood - other changes
   Musculoskeletal - joints
REFERENCE :
   PGMJAO Postgraduate Medical Journal.  (Blackwell Scientific Pub. Ltd., POB
   88, Oxford, UK) V.1-    1925-  Volume(issue)/page/year: 68,391,1992
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 60 mg/kg/10D-I
TOXIC EFFECTS :
   Blood - thrombocytopenia
REFERENCE :
   NZMJAX New Zealand Medical Journal.  (New Zealand Medical Assoc., P.O. Box
   156, Wellington, New Zealand)  V.1-    1900-  Volume(issue)/page/year:
   106,251,1993
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   14XBAV "International Congress of Chemotherapy, Proceedings of the 3rd
   Congress, 1963," Kuemmerle, H.P., and Prezios, P., Stuttgart, Fed. Rep.
   Ger., Georg Thieme Verlag, 1964  Volume(issue)/page/year: -,367,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 1460 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   21,175,1973
 
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 :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   21,175,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2764 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: #4180578
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1870 mg/kg
TOXIC EFFECTS :
   Behavioral - convulsions or effect on seizure threshold
   Lungs, Thorax, or Respiration - acute pulmonary edema
   Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   21,175,1973
 
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 :
   NKRZAZ Chemotherapy (Tokyo).  (Nippon Kagaku Ryoho Gakkai, 2-20-8 Kamiosaki,
   Shinagawa-Ku, Tokyo 141, Japan)  V.1-    1953- Volume(issue)/page/year:
   21,175,1973
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 132 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JCHEEU Journal of Chemotherapy.  (Edizioni Riviste Scientifiche, via R.
   Giuliani, 419, 50141 Florence, Italy)  V.1-    1989-
   Volume(issue)/page/year: 5,400,1993
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 90 mg/kg
TOXIC EFFECTS :
   Vascular - BP lowering not characterized in autonomic section
REFERENCE :
   CHTHBK Chemotherapy (Basel).  (S. Karger Pub., Inc., 79 Fifth Ave., New
   York, NY 10003) V.13-    1968-  Volume(issue)/page/year: 14,37,1969
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 31800 mg/kg/30D-I
TOXIC EFFECTS :
   Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
   BCTKAG Bromatologia i Chemia Toksykologiczna.  (Ars Polona, POB 1001, 00-068
   Warsaw 1, Poland) V.4-    1971-  Volume(issue)/page/year: 10,267,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Primate - monkey
DOSE/DURATION           : 27300 mg/kg/13W-I
TOXIC EFFECTS :
   Brain and Coverings - recordings from specific areas of CNS
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
   Related to Chronic Data - death
REFERENCE :
   JCHEEU Journal of Chemotherapy.  (Edizioni Riviste Scientifiche, via R.
   Giuliani, 419, 50141 Florence, Italy)  V.1-    1989-
   Volume(issue)/page/year: 5,400,1993
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 31800 mg/kg/30D-I
TOXIC EFFECTS :
   Blood - changes in bone marrow (not otherwise specified)
   Related to Chronic Data - death
REFERENCE :
   BCTKAG Bromatologia i Chemia Toksykologiczna.  (Ars Polona, POB 1001, 00-068
   Warsaw 1, Poland) V.4-    1971-  Volume(issue)/page/year: 10,267,1977
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 2250 mg/kg
SEX/DURATION            : female 11-13 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)
REFERENCE :
   ANANAU Anatomischer Anzeiger.  (VEB Gustav Fischer Verlag, Postfach 176,
   Jena DDR-6900, Ger. Dem. Rep.)  V.1-    1886-  Volume(issue)/page/year:
   149,151,1981
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Bacteria - Salmonella typhimurium
DOSE/DURATION           : 15 ug/plate
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 188,197,1987
 
TYPE OF TEST            : Phage inhibition capacity
TEST SYSTEM             : Bacteria - Escherichia coli
DOSE/DURATION           : 10 ug/plate
REFERENCE :
   CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
   Sts., Philadelphia, PA 19106)  V.1-    1941-  Volume(issue)/page/year:
   43,2819,1983
 
TYPE OF TEST            : Mutation in microorganisms
TEST SYSTEM             : Microorganism - not otherwise specified
DOSE/DURATION           : 50 ug/plate
REFERENCE :
   AMACCQ Antimicrobial Agents and Chemotherapy.  (American Soc. for
   Microbiology, 1913 I St., NW, Washington, DC 20006)  V.1-    1972-
   Volume(issue)/page/year: 12,84,1977
 
TYPE OF TEST            : Sex chromosome loss and nondisjunction
TEST SYSTEM             : Mold - Neurospora crassa
DOSE/DURATION           : 62 mg/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 167,35,1986
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 10 umol/L
REFERENCE :
   BCPCA6 Biochemical Pharmacology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1958-  Volume(issue)/page/year:
   26,1593,1977
 
TYPE OF TEST            : Mutation test systems - not otherwise specified
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 50 umol/L
REFERENCE :
   BCPCA6 Biochemical Pharmacology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1958-  Volume(issue)/page/year:
   26,1593,1977
 
TYPE OF TEST            : Sperm Morphology
ROUTE OF EXPOSURE       : Unreported
TEST SYSTEM             : Rodent - rat
DOSE/DURATION           : 800 mg/kg/8D
REFERENCE :
   JOURAA Journal of Urology.  (Williams & Wilkins Co., 428 E. Preston St.,
   Baltimore, MD  21202) V.1-    1917-  Volume(issue)/page/year: 112,348,1974

                              *** REVIEWS ***
 
   TOXICOLOGY REVIEW
   HFHBAG Hartford Hospital Bulletin.  (Hartford Hospital, 80 Seymour St.,
   Hartford, CT 06115) V.1-    1938/39-  Volume(issue)/page/year: 29,364,1974

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

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - X4630
       No. of Facilities: 918 (estimated)
       No. of Industries: 4
       No. of Occupations: 9
       No. of Employees: 21309 (estimated)
       No. of Female Employees: 16105 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA GENETOX PROGRAM 1988, Positive: N crassa-aneuploidy

 
                            *** END OF RECORD ***