*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : UQ6360000
CHEMICAL NAME : 1H-Pyrazole-5-carboxamide,
4-hydroxy-3-beta-D-ribofuranosyl-
CAS REGISTRY NUMBER : 30868-30-5
LAST UPDATED : 199112
DATA ITEMS CITED : 11
MOLECULAR FORMULA : C9-H13-N3-O6
MOLECULAR WEIGHT : 259.25
WISWESSER LINE NOTATION : T5OTJ B1Q CQ DQ E- CT5MNJ DQ EVZ
COMPOUND DESCRIPTOR : Drug
Mutagen
Human
SYNONYMS/TRADE NAMES :
* Antibiotic A 23813
* Compound 47599
* 4-Hydroxy-3-beta-D-ribofuranosyl-1H-pyrazole-5-carboxamide
* NSC 143095
* Pirazofurin
* Pyrazofurin
* Pyrazomycin
* beta-Pyrazomycin
* 3-beta-D-Ribofuranosyl-4-hydroxypyrazole-5-carboxamide
*** HEALTH HAZARD DATA ***
** ACUTE TOXICITY DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 108 mg/kg/5D
TOXIC EFFECTS :
Gastrointestinal - hypermotility, diarrhea
Gastrointestinal - nausea or vomiting
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
CTRRDO Cancer Treatment Reports. (Washington, DC) V.60-71, 1976-87. For
publisher information, see JNCIEQ. Volume(issue)/page/year: 62,1569,1978
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 48 mg/kg/5D
TOXIC EFFECTS :
Gastrointestinal - other changes
Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 84 mg/kg/5D
TOXIC EFFECTS :
Blood - changes in bone marrow (not otherwise specified)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 108 mg/kg/5D
TOXIC EFFECTS :
Gastrointestinal - other changes
Blood - changes in bone marrow (not otherwise specified)
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Human
DOSE/DURATION : 144 mg/kg/5D
TOXIC EFFECTS :
Gastrointestinal - other changes
Blood - changes in bone marrow (not otherwise specified)
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 70 mg/kg
TOXIC EFFECTS :
Behavioral - food intake (animal)
Gastrointestinal - hypermotility, diarrhea
Nutritional and Gross Metabolic - dehydration
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Unreported
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 10 mg/kg
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis
Lungs, Thorax, or Respiration - dyspnea
Nutritional and Gross Metabolic - body temperature decrease
REFERENCE :
CANCAR Cancer (Philadelphia). (Lippincott/Harper, Journal Fulfillment
Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1948-
Volume(issue)/page/year: 40,2806,1977
** MUTATION DATA **
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - rat Cells - not otherwise specified
DOSE/DURATION : 10 umol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
36,3807,1976
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 200 nmol/L
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year:
31,1109,1982
TYPE OF TEST : Mutation test systems - not otherwise specified
TEST SYSTEM : Rodent - hamster Ovary
DOSE/DURATION : 200 nmol/L
REFERENCE :
BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House,
Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year:
31,1109,1982
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Rodent - guinea pig Lymphocyte
DOSE/DURATION : 10 umol/L
REFERENCE :
JBTOEB Journal of Biochemical Toxicology. (VCH Publishers, Inc., 220 E. 23rd
St., Suite 909, New York, NY USA 10010) V.1- 1986-
Volume(issue)/page/year: 6,19,1991
*** END OF RECORD ***