2-Bromo-2′,5′-dimethoxyacetophenone - ≥97% , CAS No.1204-21-3

CAS: 1204-21-3 Cat. No.: B166474 Molecular Weight: 259.1 EC Number: 214-873-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-Bromo-1-(2,5-dimethoxyphenyl)ethanone # | CHEBI:77070 | Enoxacinum | 2,5-Dimethoxyphenacyl bromide | EINECS 214-873-2 | J-004334 | .ALPHA.-BROMO-2,5-DIMETHOXYACETOPHENONE | 2-Bromo-1-(2,5-dimethoxyphenyl)ethan-1-one | 4-Ethoxy-2-methyl-5-(4-morpholinyl)
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B166474-1g
1

$9.90

$14.90
Save $5.00 (33.56%)
5g
B166474-5g
5

$10.90

$16.90
Save $6.00 (35.50%)
25g
B166474-25g
3

$34.90

$52.90
Save $18.00 (34.03%)
100g
B166474-100g
1

$107.90

$161.90
Save $54.00 (33.35%)
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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.

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

Specifications

Synonyms
2-Bromo-1-(2, 5-dimethoxyphenyl)ethanone # | CHEBI:77070 | Enoxacinum | 2, 5-Dimethoxyphenacyl bromide | EINECS 214-873-2 | J-004334 | .ALPHA.-BROMO-2, 5-DIMETHOXYACETOPHENONE | 2-Bromo-1-(2, 5-dimethoxyphenyl)ethan-1-one | 4-Ethoxy-2-methyl-5-(4-morpholinyl)
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488184633
Canonical SmilesCOC1=CC(=C(C=C1)OC)C(=O)CBr
IUPAC Name2-bromo-1-(2,5-dimethoxyphenyl)ethanone
InChIKeyRGQNFYVSEWDUEI-UHFFFAOYSA-N
INCHI1S/C10H11BrO3/c1-13-7-3-4-10(14-2)8(5-7)9(12)6-11/h3-5H,6H2,1-2H3
Isomeric SMILES COC1=CC(=C(C=C1)OC)C(=O)CBr
WGK Germany 3
Molecular Weight 259.1
Reaxy-Rn 2094627
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2094627&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.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Ketones - Aryl ketones - Phenylketones
Direct ParentAlkyl-phenylketones
Alternative Parents Dimethoxybenzenes  Phenoxy compounds  Benzoyl derivatives  Aryl alkyl ketones  Anisoles  Alkyl aryl ethers  Alpha-haloketones  Organobromides  Organic oxides  Hydrocarbon derivatives  Alkyl bromides  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkyl-phenylketone - Dimethoxybenzene - P-dimethoxybenzene - Anisole - Benzoyl - Phenol ether - Aryl alkyl ketone - Phenoxy compound - Methoxybenzene - Alkyl aryl ether - Benzenoid - Monocyclic benzene moiety - Alpha-haloketone - Ether - Alkyl halide - Organobromide - Organohalogen compound - Alkyl bromide - Hydrocarbon derivative - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkyl-phenylketones. These are aromatic compounds containing a ketone substituted by one alkyl group, and a phenyl 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.

6 results found

Lot NumberCertificate TypeDateItem
E2331105Certificate of AnalysisMar 16, 2026 B166474
K1904032Certificate of AnalysisJun 16, 2025 B166474
A2213454Certificate of AnalysisOct 23, 2024 B166474
A2213493Certificate of AnalysisOct 23, 2024 B166474
A2213495Certificate of AnalysisOct 23, 2024 B166474
A2214011Certificate of AnalysisOct 23, 2024 B166474
Chemical and Physical Properties
Melt Point(°C)83-85°C
Molecular Weight259.100 g/mol
XLogP32.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass257.989 Da
Monoisotopic Mass257.989 Da
Topological Polar Surface Area35.500 Ų
Heavy Atom Count14
Formal Charge0
Complexity196.000
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
Solution Calculators
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