4-Bromo-2-methylimidazole - ≥98% , CAS No.16265-11-5

CAS: 16265-11-5 Cat. No.: B181890 Molecular Weight: 161 EC Number: 690-846-2
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
4-Bromo-2-methyl-1H-imidazole | W-205908 | APLZLUYWLINBOZ-UHFFFAOYSA-N | bromo-methyl imidazole | 2-methyl-4-bromo imidazole | 1H-Imidazole, 5-bromo-2-methyl- | SCHEMBL889081 | AB14336 | 4-Bromo-2-methylimidazole | 4-bromo-2-methyl-imidazole | A3618 | PS-
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
B181890-25g
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$215.90

$323.90
Save $108.00 (33.34%)
5g
B181890-5g
5

$61.90

$92.90
Save $31.00 (33.37%)
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Why this grade

≥98% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-Bromo-2-methyl-1H-imidazole | W-205908 | APLZLUYWLINBOZ-UHFFFAOYSA-N | bromo-methyl imidazole | 2-methyl-4-bromo imidazole | 1H-Imidazole, 5-bromo-2-methyl- | SCHEMBL889081 | AB14336 | 4-Bromo-2-methylimidazole | 4-bromo-2-methyl-imidazole | A3618 | PS-
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488193452
Canonical SmilesCC1=NC=C(N1)Br
IUPAC Name5-bromo-2-methyl-1H-imidazole
InChIKeyAPLZLUYWLINBOZ-UHFFFAOYSA-N
INCHI1S/C4H5BrN2/c1-3-6-2-4(5)7-3/h2H,1H3,(H,6,7)
Isomeric SMILES CC1=NC=C(N1)Br
Molecular Weight 161
Reaxy-Rn 2178
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2178&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganohalogen compounds
ClassAryl halides
SubclassAryl bromides
Intermediate Tree Nodes Not available
Direct ParentAryl bromides
Alternative Parents Imidazoles  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organobromides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aryl bromide - Heteroaromatic compound - Imidazole - Azole - Azacycle - Organoheterocyclic compound - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Organobromide - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aryl bromides. These are organic compounds containing the acyl bromide functional group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

5 results found

Lot NumberCertificate TypeDateItem
F2225011Certificate of AnalysisJan 19, 2026 B181890
A2210077Certificate of AnalysisJul 10, 2025 B181890
F2328132Certificate of AnalysisApr 08, 2025 B181890
C2317508Certificate of AnalysisApr 04, 2023 B181890
F2225010Certificate of AnalysisMay 30, 2022 B181890
Chemical and Physical Properties
Molecular Weight161.000 g/mol
XLogP31.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass159.964 Da
Monoisotopic Mass159.964 Da
Topological Polar Surface Area28.700 Ų
Heavy Atom Count7
Formal Charge0
Complexity66.700
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
Solution Calculators
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