5-methylbenzimidazole

Modify Date: 2026-07-04 11:00:49

5-methylbenzimidazole Structure
5-methylbenzimidazole structure
Common Name 5-methylbenzimidazole
CAS Number 614-97-1 Molecular Weight 132.163
Density 1.2±0.1 g/cm3 Boiling Point 386.6±0.0 °C at 760 mmHg
Molecular Formula C8H8N2 Melting Point 114-117 °C(lit.)
MSDS N/A Flash Point 204.0±5.7 °C

 Names

Name 5-methyl-1H-benzimidazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 386.6±0.0 °C at 760 mmHg
Melting Point 114-117 °C(lit.)
Molecular Formula C8H8N2
Molecular Weight 132.163
Flash Point 204.0±5.7 °C
Exact Mass 132.068741
PSA 28.68000
LogP 1.85
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.667
InChIKey RWXZXCZBMQPOBF-UHFFFAOYSA-N
SMILES Cc1ccc2nc[nH]c2c1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DD9275000
CHEMICAL NAME :
Benzimidazole, 5-methyl-
CAS REGISTRY NUMBER :
614-97-1
LAST UPDATED :
199709
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C8-H8-N2
MOLECULAR WEIGHT :
132.18
WISWESSER LINE NOTATION :
T56 BM DNJ G1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,22,1953

 Safety Information

Hazard Codes Xn:Harmful;
Risk Phrases R22
Safety Phrases S22-S24/25-S36
WGK Germany 3
RTECS DD9275000
HS Code 2933990090

 Synthetic Route

 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%

 5-methylbenzimidazoleBioassay

View more

Name: Antiproliferative activity against human CCRF-CEM cells at 10'5 M
Source: ChEMBL
Target: CCRF-CEM
External Id: CHEMBL3773827
Name: Antiproliferative activity against human HCT116 cells at 10'5 M
Source: ChEMBL
Target: NON-PROTEIN TARGET
External Id: CHEMBL3773987
Name: Antiproliferative activity against human MCF7 cells at 10'5 M
Source: ChEMBL
Target: MCF7
External Id: CHEMBL3773986
Name: Inhibition of human xanthine oxidase
Source: ChEMBL
Target: Xanthine dehydrogenase/oxidase
External Id: CHEMBL905368
Name: Inhibition of recombinant human IDO1 expressed in Escherichia coli EC538 using L-tryp...
Source: ChEMBL
Target: Indoleamine 2,3-dioxygenase 1
External Id: CHEMBL3097527
Name: Antiproliferative activity against human SR cells at 10'5 M
Source: ChEMBL
Target: SR
External Id: CHEMBL3773829
Name: Antiproliferative activity against human RPMI8226 cells at 10'5 M
Source: ChEMBL
Target: NON-PROTEIN TARGET
External Id: CHEMBL3773828
Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
Name: Inhibitory potency to aminopyrine N-demethylase activity (P450) in hepatic microsomes...
Source: ChEMBL
Target: Cytochrome P450 2B1
External Id: CHEMBL644757
Total 11, Current Page 1 of 2
1
2

 Synonyms

EINECS 210-401-4
5-Methyl-1H-benzimidazole
6-methyl-1H-benzimidazole
5-methylbenzimidazole
MFCD00010740
The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.