Parbendazole
Names
[ CAS No. ]:
14255-87-9
[ Name ]:
Parbendazole
[Synonym ]:
methyl5-butyl-2-benzimidazolecarbamate
SKandF 29044
TCMDC-131798
Methyl (5-butyl-1H-benzimidazol-2-yl)carbamate
Carbamic acid, N-(5-butyl-1H-benzimidazol-2-yl)-, methyl ester
EINECS 238-133-3
SK&F 29044
5-butyl-2-benzimidazolecarbamicacimethylester
Methyl (5-butyl-1H-benzoimidazol-2-yl)carbamate
helmatac
pbdz
Methyl (5-butyl-1H-benzo[d]imidazol-2-yl)carbamate
Parbendazole
verminum
Biological Activity
[Description]:
[Related Catalog]:
[Target]
EC50: 8.79 nM (tubulin)[1]
[In Vitro]
[Kinase Assay]
[Cell Assay]
[References]
[Related Small Molecules]
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Melting Point ]:
255-257°C
[ Molecular Formula ]:
C13H17N3O2
[ Molecular Weight ]:
247.293
[ Exact Mass ]:
247.132080
[ PSA ]:
67.01000
[ LogP ]:
3.57
[ Index of Refraction ]:
1.632
[ Stability ]:
Stable. Incompatible with strong oxidizing agents.
[ Water Solubility ]:
<0.1 g/100 mL at 18 ºC
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- DD6495000
- CHEMICAL NAME :
- 2-Benzimidazolecarbamic acid, 5-butyl-, methyl ester
- CAS REGISTRY NUMBER :
- 14255-87-9
- LAST UPDATED :
- 199306
- DATA ITEMS CITED :
- 23
- MOLECULAR FORMULA :
- C13-H17-N3-O2
- MOLECULAR WEIGHT :
- 247.33
- WISWESSER LINE NOTATION :
- T56 BM DNJ CMVO1 G4
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 :
- >40 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 :
- 1700 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 :
- Bird - chicken
- DOSE/DURATION :
- >40 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - domestic
- DOSE/DURATION :
- 660 mg/kg
- TOXIC EFFECTS :
- Gastrointestinal - ulceration or bleeding from stomach
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Mammal - cattle
- DOSE/DURATION :
- >1200 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 :
- Unreported
- SPECIES OBSERVED :
- Mammal - cattle
- DOSE/DURATION :
- 450 mg/kg/6D-I
- TOXIC EFFECTS :
- Gastrointestinal - other changes
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 1200 mg/kg
- SEX/DURATION :
- female 7-18 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - gastrointestinal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 80 mg/kg
- SEX/DURATION :
- female 8-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetal death 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 :
- 80 mg/kg
- SEX/DURATION :
- female 8-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 150 mg/kg
- SEX/DURATION :
- female 8-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 80 mg/kg
- SEX/DURATION :
- female 8-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 4 gm/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - respiratory system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 90 mg/kg
- SEX/DURATION :
- female 13 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 400 mg/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - other developmental abnormalities
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 10 gm/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - Central Nervous System Reproductive - Specific Developmental Abnormalities - musculoskeletal system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 16 gm/kg
- SEX/DURATION :
- female 6-15 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - urogenital system
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 130 mg/kg
- SEX/DURATION :
- female 6-18 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - abortion 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 :
- 780 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 - Fertility - litter size (e.g. # fetuses per litter; measured before birth)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 60 mg/kg
- SEX/DURATION :
- female 21 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - physical
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 30 mg/kg
- SEX/DURATION :
- female 12 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - other measures of fertility
MUTATION DATA
- TYPE OF TEST :
- Mutation test systems - not otherwise specified
- TEST SYSTEM :
- Mammal - domestic Leukocyte
- DOSE/DURATION :
- 1 mg/L
- REFERENCE :
- THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 31,505,1976
Safety Information
[ Symbol ]:
GHS07, GHS08
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302-H361
[ Precautionary Statements ]:
P280-P301 + P312 + P330
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin .
[ Safety Phrases ]:
S26-S36/37/39
[ RIDADR ]:
2811
[ RTECS ]:
DD6495000
[ HS Code ]:
2933990090
Customs
[ HS Code ]: 2933990090
[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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