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Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Clemizole is a H1 histamine receptor antagonist.Recently, researchers have identified that clemizole hydrochloride can inhibit NS4B's RNA binding and hepatitis C virus (HCV) replication.
Description:
IC50 Value: 8mM (NS4B) [1]
Clemizole is an H1 histamine receptor antagonist. Recently, researchers have identified that clemizole hydrochloride can inhibit NS4B's RNA binding and hepatitis C virus (HCV) replicat
| Canonical Smiles | C1CCN(C1)CC2=NC3=CC=CC=C3N2CC4=CC=C(C=C4)Cl |
|---|---|
| IUPAC Name | 1-[(4-chlorophenyl)methyl]-2-(pyrrolidin-1-ylmethyl)benzimidazole |
| InChIKey | CJXAEXPPLWQRFR-UHFFFAOYSA-N |
| INCHI | 1S/C19H20ClN3/c20-16-9-7-15(8-10-16)13-23-18-6-2-1-5-17(18)21-19(23)14-22-11-3-4-12-22/h1-2,5-10H,3-4,11-14H2 |
| Isomeric SMILES | C1CCN(C1)CC2=NC3=CC=CC=C3N2CC4=CC=C(C=C4)Cl |
| Alternate CAS | 442-52-4 |
| NSC Number | 46261 |
| MeSH Entry Terms | clemizole |
| Molecular Weight | 325.84 |
| Reaxy-Rn | 323050 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=323050&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Benzimidazoles |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Benzimidazoles |
| Alternative Parents | Chlorobenzenes Aralkylamines N-substituted imidazoles N-alkylpyrrolidines Aryl chlorides Heteroaromatic compounds Trialkylamines Azacyclic compounds Organopnictogen compounds Organochlorides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Benzimidazole - Chlorobenzene - Halobenzene - Aralkylamine - Aryl chloride - Aryl halide - Monocyclic benzene moiety - N-substituted imidazole - N-alkylpyrrolidine - Benzenoid - Pyrrolidine - Imidazole - Azole - Heteroaromatic compound - Tertiary amine - Tertiary aliphatic amine - Azacycle - Organonitrogen compound - Organochloride - Organohalogen compound - Hydrocarbon derivative - Organopnictogen compound - Organic nitrogen compound - Amine - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as benzimidazoles. These are organic compounds containing a benzene ring fused to an imidazole ring (five member ring containing a nitrogen atom, 4 carbon atoms, and two double bonds). |
| External Descriptors | pyrrolidines - monochlorobenzenes - benzimidazoles |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
| Certificate of Analysis | Jun 09, 2026 | C125175 | |
| Certificate of Analysis | Oct 14, 2025 | C125175 | |
| Certificate of Analysis | Aug 11, 2025 | C125175 | |
| Certificate of Analysis | Jan 07, 2023 | C125175 |
| Solubility | 25°C: DMSO |
|---|---|
| Molecular Weight | 325.800 g/mol |
| XLogP3 | 4.000 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 4 |
| Exact Mass | 325.135 Da |
| Monoisotopic Mass | 325.135 Da |
| Topological Polar Surface Area | 21.100 Ų |
| Heavy Atom Count | 23 |
| Formal Charge | 0 |
| Complexity | 377.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
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