2,2'-Biimidazole - ≥97% , CAS No.492-98-8

CAS: 492-98-8 Cat. No.: B152374 Molecular Weight: 134.14 EC Number: 207-768-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2,2'-Bi-1H-imidazole | 2,2'bi-1H-imidazole | DTXCID403135 | 2,2'-Biimidazole | B2487 | MLS000028516 | DS-4584 | NSC 522950 | 1H,1'H-[2,2']Biimidazolyl | A871823 | STK792841 | 1'H-2,2'-biimidazole | AZUHIVLOSAPWDM-UHFFFAOYSA-N | HYDROXYAMPHETAMINE [VANDF]
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
B152374-250mg
4
$9.90
1g
B152374-1g
4
$13.90
5g
B152374-5g
9
$19.90
25g
B152374-25g
4
$39.90
100g
B152374-100g
1
$129.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2, 2'-Bi-1H-imidazole | 2, 2'bi-1H-imidazole | DTXCID403135 | 2, 2'-Biimidazole | B2487 | MLS000028516 | DS-4584 | NSC 522950 | 1H, 1'H-[2, 2']Biimidazolyl | A871823 | STK792841 | 1'H-2, 2'-biimidazole | AZUHIVLOSAPWDM-UHFFFAOYSA-N | HYDROXYAMPHETAMINE [VANDF]
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488187266
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488187266
Canonical SmilesC1=CN=C(N1)C2=NC=CN2
IUPAC Name2-(1H-imidazol-2-yl)-1H-imidazole
InChIKeyAZUHIVLOSAPWDM-UHFFFAOYSA-N
INCHI1S/C6H6N4/c1-2-8-5(7-1)6-9-3-4-10-6/h1-4H,(H,7,8)(H,9,10)
Isomeric SMILES C1=CN=C(N1)C2=NC=CN2
Molecular Weight 134.14
Reaxy-Rn 125968
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=125968&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.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassImidazoles
Intermediate Tree Nodes Not available
Direct ParentImidazoles
Alternative Parents Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Heteroaromatic compound - Imidazole - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as imidazoles. These are compounds containing an imidazole ring, which is an aromatic five-member ring with two nitrogen atoms at positions 1 and 3, and three carbon atoms.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

26 results found

Lot NumberCertificate TypeDateItem
D2621140Certificate of AnalysisMar 16, 2026 B152374
D2621141Certificate of AnalysisMar 16, 2026 B152374
D2621144Certificate of AnalysisMar 16, 2026 B152374
J2123397Certificate of AnalysisAug 11, 2025 B152374
H2511229Certificate of AnalysisJul 21, 2025 B152374
H2511228Certificate of AnalysisJul 21, 2025 B152374
H2511227Certificate of AnalysisJul 21, 2025 B152374
D2527041Certificate of AnalysisMar 05, 2025 B152374
D2527042Certificate of AnalysisMar 05, 2025 B152374
D2026024Certificate of AnalysisFeb 05, 2024 B152374
G2311552Certificate of AnalysisJun 01, 2023 B152374
G2311563Certificate of AnalysisJun 01, 2023 B152374
G2311559Certificate of AnalysisJun 01, 2023 B152374
G2311557Certificate of AnalysisJun 01, 2023 B152374
G2311548Certificate of AnalysisJun 01, 2023 B152374
G2311541Certificate of AnalysisJun 01, 2023 B152374
D2402065Certificate of AnalysisJun 01, 2023 B152374
C23161249Certificate of AnalysisJul 19, 2022 B152374
E2323025Certificate of AnalysisJul 19, 2022 B152374
E2322588Certificate of AnalysisJul 19, 2022 B152374
J2213220Certificate of AnalysisJul 19, 2022 B152374
J2213226Certificate of AnalysisJul 19, 2022 B152374
J2213299Certificate of AnalysisJul 19, 2022 B152374
J2213346Certificate of AnalysisJul 19, 2022 B152374
J2213397Certificate of AnalysisJul 19, 2022 B152374
E2330045Certificate of AnalysisOct 13, 2021 B152374

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Chemical and Physical Properties
Melt Point(°C)300°C(lit.)
Molecular Weight134.140 g/mol
XLogP3-0.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass134.059 Da
Monoisotopic Mass134.059 Da
Topological Polar Surface Area57.400 Ų
Heavy Atom Count10
Formal Charge0
Complexity102.000
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. Yifei Ma, Lijie Zhang, Hong Yang, Shanshan Zhu, Jinhua Liu.  (2025)  Imidazole-triggered in situ fluorescence reaction system for quantitatively determination of dopamine from multiple sources.  TALANTA,      [PMID:40157196] [10.1016/j.talanta.2025.127975]
Solution Calculators
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