*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : UP0791400
CHEMICAL NAME           : 6H-Purin-6-one,
                          1,9-dihydro-2-amino-9-((2-hydroxyethoxy)methyl)-
CAS REGISTRY NUMBER     : 59277-89-3
LAST UPDATED            : 199712
DATA ITEMS CITED        : 30
MOLECULAR FORMULA       : C8-H11-N5-O3
MOLECULAR WEIGHT        : 225.24
WISWESSER LINE NOTATION : T56 BN DN FN HNJ D1O2Q GZ IQ &T56 BN DN FVM INJ B1O2Q
                          HZ
COMPOUND DESCRIPTOR     : Drug
                          Mutagen
                          Reproductive Effector
                          Human
SYNONYMS/TRADE NAMES :
   * Aciclovir
   * Acycloguanosine
   * Acyclovir
   * 2-Amino-1,9-dihydro-9-((2-hydroxyethoxy)methyl)-6H-purin-6-one
   * BW 248U
   * 9-(2-Hydroxyethoxymethyl)guanine
   * 6H-Purin-6-one, 2-amino-1,9-dihydro-9-((2-hydroxyethoxy)-methyl)-
   * Wellcome-248U
   * W-248-U
   * Zovirax
 
                       *** HEALTH HAZARD DATA ***
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 28 mg/kg/2D-I
TOXIC EFFECTS :
   Brain and Coverings - changes in surface EEG
   Behavioral - hallucinations, distorted perceptions
   Lungs, Thorax, or Respiration - sputum
REFERENCE :
   SMJOAV Southern Medical Journal.  (Southern Medical Assoc., POB 2446,
   Birmingham, AL 35205) V.1-    1908-  Volume(issue)/page/year: 87,1227,1994
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 12 mg/kg/1D-I
TOXIC EFFECTS :
   Brain and Coverings - meningeal changes
   Behavioral - somnolence (general depressed activity)
   Behavioral - antipsychotic
REFERENCE :
   SMJOAV Southern Medical Journal.  (Southern Medical Assoc., POB 2446,
   Birmingham, AL 35205) V.1-    1908-  Volume(issue)/page/year: 87,1227,1994
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 100 mg/kg/5D-I
TOXIC EFFECTS :
   Skin and Appendages - dermatitis, allergic (after systemic exposure)
REFERENCE :
   BMJOAE British Medical Journal.  (British Medical Assoc., BMA House,
   Tavistock Sq., London WC1H 9JR, UK)  V.1-    1857- Volume(issue)/page/year:
   289,1424,1984
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 80 mg/kg/4D-I
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
   Behavioral - hallucinations, distorted perceptions
   Behavioral - convulsions or effect on seizure threshold
REFERENCE :
   AIMEAS Annals of Internal Medicine.  (American College of Physicians, 4200
   Pine St., Philadelphia, PA 19104)  V.1-    1927-  Volume(issue)/page/year:
   111,187,1989
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 486 mg/kg/17D-I
TOXIC EFFECTS :
   Gastrointestinal - decreased motility or constipation
   Gastrointestinal - other changes
REFERENCE :
   AJGAAR American Journal of Gastroenterology.  (American College of
   Gastroenterology, Inc., 428 E. Preston St., Baltimore, MD 21202)  V.21-
   1954-  Volume(issue)/page/year: 88,2110,1993
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 134 ug/kg/1D-I
TOXIC EFFECTS :
   Behavioral - hallucinations, distorted perceptions
REFERENCE :
   LANCAO Lancet.  (7 Adam St., London WC2N 6AD, UK)  V.1-    1823-
   Volume(issue)/page/year: 2,385,1985
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 101 mg/kg/2D-I
TOXIC EFFECTS :
   Behavioral - hallucinations, distorted perceptions
   Behavioral - muscle contraction or spasticity
REFERENCE :
   AJMEAZ American Journal of Medicine.  (Technical Pub., 875 Third Ave., New
   York, NY 10022) V.1-    1946-  Volume(issue)/page/year: 94,212,1993
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 107 mg/kg/4D-I
TOXIC EFFECTS :
   Behavioral - hallucinations, distorted perceptions
   Kidney, Ureter, Bladder - changes in tubules (including acute renal failure,
   acute tubular necrosis)
REFERENCE :
   AJKDDP American Journal of Kidney Diseases.  (Grune & Stratton, Inc.,
   Journal Subscription Dept., POB 6280, Duluth, MN 55806)  V.1-    1981-
   Volume(issue)/page/year: 22,611,1993
 
TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Multiple routes
SPECIES OBSERVED        : Human - woman
DOSE/DURATION           : 36 mg/kg/2D-I
TOXIC EFFECTS :
   Brain and Coverings - other degenerative changes
   Behavioral - coma
   Lungs, Thorax, or Respiration - other changes
REFERENCE :
   AJKDDP American Journal of Kidney Diseases.  (Grune & Stratton, Inc.,
   Journal Subscription Dept., POB 6280, Duluth, MN 55806)  V.1-    1981-
   Volume(issue)/page/year: 20,647,1992
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : >20 gm/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: -,7,1990
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 860 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 16,866,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 620 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 16,866,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 750 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 25,815,1994
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : >10 gm/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   NATUAS Nature.  (Nature Subscription Dept., POB 1018, Manasguan, NJ 08736)
   V.1-    1869-  Volume(issue)/page/year: 272,583,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 724 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 25,815,1994
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1118 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 16,866,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 1118 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   IYKEDH Iyakuhin Kenkyu.  Study of Medical Supplies.  (Nippon Koteisho
   Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan)  V.1- 1970- 
   Volume(issue)/page/year: 16,866,1985
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - species unspecified
DOSE/DURATION           : 400 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PHINDQ Pharmacy International.  (Elsevier Science Pub. Co., Inc., 52
   Vanderbilt Ave., New York, NY 10017)  V.1-    1980- Volume(issue)/page/year:
   5,191,1984
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 250 mg/kg/5D-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - changes primarily in glomeruli
   Kidney, Ureter, Bladder - urine volume increased
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
   JASNEU Journal of the American Society of Nephrology.  (Williams & Wilkins,
   428 E. Preston St., Baltimore, MD  21202)  V.1-    1990-
   Volume(issue)/page/year: 8,361,1997
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Human - woman
DOSE                    : 60 mg/kg
SEX/DURATION            : female 5-6 week(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - Central Nervous System
REFERENCE :
   REPTED Reproductive Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1987-  Volume(issue)/page/year:
   5,517,1991
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 100 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
   Reproductive - Effects on Newborn - weaning or lactation index (e.g., #
   alive at weaning per # alive at day 4)
REFERENCE :
   TJADAB Teratology, The International Journal of Abnormal Development. (Alan
   R. Liss, Inc., 41 E. 11th St., New York, NY 10003)  V.1-    1968-
   Volume(issue)/page/year: 36,31A,1987
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 200 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - craniofacial
   (including nose and tongue)
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   61,468,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 400 mg/kg
SEX/DURATION            : female 9-11 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   ARTODN Archives of Toxicology.  (Springer-Verlag, Heidelberger Pl. 3, D-1000
   Berlin 33, Fed. Rep. Ger.)  V.32-    1974-  Volume(issue)/page/year:
   61,468,1988
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1200 mg/kg
SEX/DURATION            : female 1-20 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - other 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 :
   GEPHDP General Pharmacology.  (Pergamon Press Inc., Maxwell House, Fairview
   Park, Elmsford, NY 10523) V.6-    1975-  Volume(issue)/page/year:
   26,523,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Unreported
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 300 mg/kg
SEX/DURATION            : female 10 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   BJMRDK Brazilian Journal of Medical and Biological Research.  (Associacao
   Brasileira de Divulgacao Cientifica, Faculdade de Medicina de Ribeirao
   Preto, USP, 141000 Ribeirao Preto, SP, Brazil) V.14-    1981-
   Volume(issue)/page/year: 22,1457,1989
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : Cytogenetic analysis
TEST SYSTEM             : Human Lymphocyte
DOSE/DURATION           : 250 mg/L/48H
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   3,587,1983
 
TYPE OF TEST            : Morphological transformation
TEST SYSTEM             : Rodent - mouse Fibroblast
DOSE/DURATION           : 50 mg/L/72H
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   3,587,1983
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - mouse Leukocyte
DOSE/DURATION           : 810 mg/L
REFERENCE :
   BCPCA6 Biochemical Pharmacology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1958-  Volume(issue)/page/year:
   38,1771,1989
 
TYPE OF TEST            : Mutation in mammalian somatic cells
TEST SYSTEM             : Rodent - mouse Lymphocyte
DOSE/DURATION           : 400 mg/L/4H
REFERENCE :
   FAATDF Fundamental and Applied Toxicology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1981-  Volume(issue)/page/year:
   3,587,1983
 
TYPE OF TEST            : DNA inhibition
TEST SYSTEM             : Rodent - rabbit Kidney
DOSE/DURATION           : 6800 ug/L
REFERENCE :
   BCPCA6 Biochemical Pharmacology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.1-    1958-  Volume(issue)/page/year:
   38,1771,1989
 
                            *** END OF RECORD ***