2,6-Bis(2-benzimidazolyl)pyridine - ≥98% , CAS No.28020-73-7

CAS: 28020-73-7 Cat. No.: B123354 Molecular Weight: 311.34 EC Number: 624-875-9
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
2-(6-(1H-benzo[d]imidazol-2-yl)pyridin-2-yl)-1H-benzo[d]imidazole;2,6-Bis(benzimidazol-2-yl)pyridine | J-016946 | 2-[6-(1H-benzimidazol-2-yl)-2-pyridyl]-1H-benzimidazole | STL296117 | T70711 | 2,6-Bis(1H-benzo[d]imidazol-2-yl)pyridine | B3510 | SR-0100063
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
1g
B123354-1g
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5g
B123354-5g
2

$96.90

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25g
B123354-25g
3

$318.90

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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

2,6-Bis(2-benzimidazolyl)pyridine acts as tridentate nitrogen donor ligand and reacts with UO2Cl2·3THF to form complexes. It is reported as an efficient anion receptor providing chemical shift and optical modification based signals for the detection of acetate ions. 2,6-bis(2-benzimidazolyl)pyridine is a V-shaped ligand and its picrate Mn(II) complex has been prepared.[3] 2,6-Bis(2-benzimidazolyl)pyridine is also reported as an optical sensor useful for the aniline recognition

2,6-Bis(2-benzimidazolyl)pyridine may be employed as a chemosensor for the detection of fluoride ions. It may be used as a sensor for the detection of toxic metabolites of benzene such as phenol, hydroquinone, resorcinol, catechol and p-benzoquinone

Specifications

Synonyms
2-(6-(1H-benzo[d]imidazol-2-yl)pyridin-2-yl)-1H-benzo[d]imidazole;2, 6-Bis(benzimidazol-2-yl)pyridine | J-016946 | 2-[6-(1H-benzimidazol-2-yl)-2-pyridyl]-1H-benzimidazole | STL296117 | T70711 | 2, 6-Bis(1H-benzo[d]imidazol-2-yl)pyridine | B3510 | SR-0100063
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid504760091
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504760091
Canonical SmilesC1=CC=C2C(=C1)NC(=N2)C3=NC(=CC=C3)C4=NC5=CC=CC=C5N4
IUPAC Name2-[6-(1H-benzimidazol-2-yl)pyridin-2-yl]-1H-benzimidazole
InChIKeyJBKICBDXAZNSKA-UHFFFAOYSA-N
INCHI1S/C19H13N5/c1-2-7-13-12(6-1)21-18(22-13)16-10-5-11-17(20-16)19-23-14-8-3-4-9-15(14)24-19/h1-11H,(H,21,22)(H,23,24)
Isomeric SMILES C1=CC=C2C(=C1)NC(=N2)C3=NC(=CC=C3)C4=NC5=CC=CC=C5N4
WGK Germany 3
Molecular Weight 311.34
Reaxy-Rn 1151552
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1151552&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBenzimidazoles
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzimidazoles
Alternative Parents Pyridines and derivatives  Benzenoids  Imidazoles  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzimidazole - Benzenoid - Pyridine - Heteroaromatic compound - Imidazole - Azole - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis 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 Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
Huh-7 (12904 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Plasmodium yoelii (6656 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

7 results found

Lot NumberCertificate TypeDateItem
E2611014Certificate of AnalysisMay 16, 2026 B123354
I1402031Certificate of AnalysisMar 20, 2026 B123354
E2209025Certificate of AnalysisFeb 04, 2026 B123354
E2209027Certificate of AnalysisFeb 04, 2026 B123354
E2209030Certificate of AnalysisFeb 04, 2026 B123354
E1423064Certificate of AnalysisJan 05, 2026 B123354
H2507169Certificate of AnalysisAug 12, 2025 B123354
Chemical and Physical Properties
Melt Point(°C)353°C
Molecular Weight311.300 g/mol
XLogP33.400
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass311.117 Da
Monoisotopic Mass311.117 Da
Topological Polar Surface Area70.300 Ų
Heavy Atom Count24
Formal Charge0
Complexity405.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Li Ping Cao, Yao Wang, Yan Bai, Yong Jian Jiang, Chun Mei Li, Yuan Fang Li, Cheng Zhi Huang, Shu Jun Zhen.  (2022)  Metal–organic gel coupled entropy-driven circuit for fluorescence detection of miR-155.  Journal of Materials Chemistry C,  10  (48): (18258-18263).  [PMID:] [10.1039/D2TC03857A]
2. Zhe Wei Peng, Dan Yuan, Zhong Wei Jiang, Yuan Fang Li.  (2017)  Novel metal-organic gels of bis(benzimidazole)-based ligands with copper(II) for electrochemical selectively sensing of nitrite.  ELECTROCHIMICA ACTA,      [PMID:] [10.1016/j.electacta.2017.03.121]
Solution Calculators
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