Mizoribine

Suppliers

Names

[ Name ]:
Mizoribine

[Synonym ]:
5-Hydroxy-1-(β-D-ribofuranosyl)-1H-imidazole-4-carboxamide
HE-69
Mizoribinum
Bredinin
1H-Imidazole-4-carboxamide, 5-hydroxy-1-β-D-ribofuranosyl-
Mizoribina
Mizoribine
5-Hydroxy-1-b-D-ribofuranosyl-1H-imidazole-4-carboxamide
Bredinine
4-Carbamoyl-1-(β-D-ribofuranosyl)-1H-imidazol-3-ium-5-olate
4-Carbamoyl-1-b-D-ribofuranosylimidazolium-5-olate
Mizoribine [INN:JAN]
MFCD00057221
Mizoribina [INN-Spanish]
Mizoribinum [INN-Latin]
1-(β-D-Ribofuranosyl)-5-hydroxyimidazole-4-carboxamide

Chemical & Physical Properties

[ Density]:
2.1±0.1 g/cm3

[ Boiling Point ]:
755.9±60.0 °C at 760 mmHg

[ Melting Point ]:
>200ºC

[ Molecular Formula ]:
C₉H₁₃N₃O₆

[ Molecular Weight ]:
259.216

[ Flash Point ]:
410.9±32.9 °C

[ Exact Mass ]:
259.080444

[ PSA ]:
151.06000

[ LogP ]:
-0.17

[ Vapour Pressure ]:
0.0±2.7 mmHg at 25°C

[ Index of Refraction ]:
1.795

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NI3980000

CHEMICAL NAME :: 1H-Imidazole-4-carboxamide, 5-hydroxy-1-beta-D-ribofuranosyl-

CAS REGISTRY NUMBER :: 50924-49-7

LAST UPDATED :: 199612

DATA ITEMS CITED :: 34

MOLECULAR FORMULA :: C9-H13-N3-O6

MOLECULAR WEIGHT :: 259.25

WISWESSER LINE NOTATION :: T5OTJ B1Q CQ DQ E- AT5N CNJ DVZ EQ

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 :: 2847 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 3795 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >4883 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >4883 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intramuscular

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 150 mg/kg/30D-C

TOXIC EFFECTS :: Endocrine - changes in spleen weight Blood - normocytic anemia Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2730 mg/kg/52W-C

TOXIC EFFECTS :: Endocrine - other changes Blood - normocytic anemia Related to Chronic Data - changes in uterine weight

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 1800 mg/kg/30D-C

TOXIC EFFECTS :: Behavioral - food intake (animal) Blood - normocytic anemia Nutritional and Gross Metabolic - weight loss or decreased weight gain

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 11 mg/kg

SEX/DURATION :: female 7-17 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - eye/ear Reproductive - Specific Developmental Abnormalities - body wall Reproductive - Specific Developmental Abnormalities - cardiovascular (circulatory) system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 11 mg/kg

SEX/DURATION :: female 7-17 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)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 48 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Newborn - stillbirth Reproductive - Effects on Newborn - live birth index (measured after birth)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 80 mg/kg

SEX/DURATION :: female 17-22 day(s) after conception lactating female 4 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4 per # born alive)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 5 mg/kg

SEX/DURATION :: female 11 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

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 5 mg/kg

SEX/DURATION :: female 11 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - body wall Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - gastrointestinal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 5 mg/kg

SEX/DURATION :: female 11 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - urogenital system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 5 mg/kg

SEX/DURATION :: female 9 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 75 mg/kg

SEX/DURATION :: male 3 day(s) pre-mating

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 52 mg/kg

SEX/DURATION :: female 6-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - musculoskeletal system

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 39 mg/kg

SEX/DURATION :: female 6-18 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 - fetal death

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 11 mg/kg

SEX/DURATION :: female 8-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 44 mg/kg

SEX/DURATION :: female 8-18 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - other developmental abnormalities

TYPE OF TEST :: Micronucleus test

TYPE OF TEST :: Dominant lethal test

MUTATION DATA

TYPE OF TEST :: Cytogenetic analysis

TEST SYSTEM :: Rodent - hamster Fibroblast

DOSE/DURATION :: 100 umol/L

REFERENCE :: CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 35,1643,1975

Safety Information

[ Symbol ]:

GHS07, GHS08

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H315-H319-H335-H360

[ Precautionary Statements ]:
P201-P261-P305 + P351 + P338-P308 + P313

[ Personal Protective Equipment ]:
Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges

[ Hazard Codes ]:
T: Toxic;

[ Risk Phrases ]:
R46

[ Safety Phrases ]:
53-22-26-36/37/39-45

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ RTECS ]:
NI3980000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

bredinin 2',3',5'-tri-O-acetate
((3aR,4R,6R,6aR)-6-(4-carbamoyl-5-hydroxy-1H-imidazol-1-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl acetate
Acadesine (AICAR)
1H-Imidazole-4-carboxamide,5-amino-1-(2,3,5-tri-O-acetyl-b-D-ribofuranosyl)-
Triethyl orthoformate

DownStream

Articles

Successful multitarget therapy using mizoribine and tacrolimus for refractory Takayasu arteritis.

Rheumatology (Oxford.) 53(8) , 1530-2, (2014)

[Treatment of rheumatic diseases: current status and future prospective. Topics: II. Immunosuppressant/antirheumatic drugs; 5. Leflunomide and mizoribine].

Nippon. Naika Gakkai Zasshi. 100(10) , 2929-35, (2011)

Spantide II, a novel tachykinin antagonist having high potency and low histamine-releasing effect.

Clin. Transplant. 10 , 116, (1996)

Two undecapeptide substance P (SP) analogues, Spantide I and Spantide II, were tested for their capacity to block the contractile effect of SP on the guinea pig isolated taenia coli and the contractil...