2-Acetyl-3-methylthiophene - ≥97% , CAS No.13679-72-6

CAS: 13679-72-6 Cat. No.: A167103 Molecular Weight: 140.2 EC Number: 237-179-1
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-Hydroxy-3,3,3-trifluoropropanoic acid | 1-(3-Methyl-thiophen-2-yl)-ethanone | 1-(3-methylthiophen-2-yl)ethanone | AS-61576 | 3-methyl-2-acetylthiophene | BIDD:GT0036 | EN300-75824 | Ethanone, 1-(3-methyl-2-thienyl)- | Methyl 3-methyl-2-thienyl ketone, 8
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
A167103-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$20.90

$31.90
Save $11.00 (34.48%)
1g
A167103-1g
8

$54.90

$82.90
Save $28.00 (33.78%)
5g
A167103-5g
3

$205.90

$308.90
Save $103.00 (33.34%)
25g
A167103-25g
3

$769.90

$1,154.90
Save $385.00 (33.34%)
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Why this grade

≥97% 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-Hydroxy-3, 3, 3-trifluoropropanoic acid | 1-(3-Methyl-thiophen-2-yl)-ethanone | 1-(3-methylthiophen-2-yl)ethanone | AS-61576 | 3-methyl-2-acetylthiophene | BIDD:GT0036 | EN300-75824 | Ethanone, 1-(3-methyl-2-thienyl)- | Methyl 3-methyl-2-thienyl ketone, 8
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488186197
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186197
Canonical SmilesCC1=C(SC=C1)C(=O)C
IUPAC Name1-(3-methylthiophen-2-yl)ethanone
InChIKeyYBJDKNXEWQSGEL-UHFFFAOYSA-N
INCHI1S/C7H8OS/c1-5-3-4-9-7(5)6(2)8/h3-4H,1-2H3
Isomeric SMILES CC1=C(SC=C1)C(=O)C
WGK Germany 3
Molecular Weight 140.2
Reaxy-Rn 112023
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=112023&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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Ketones - Aryl ketones
Direct ParentAryl alkyl ketones
Alternative Parents Thiophenes  Heteroaromatic compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aryl alkyl ketone - Heteroaromatic compound - Thiophene - Organoheterocyclic compound - Organic oxide - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as aryl alkyl ketones. These are ketones have the generic structure RC(=O)R', where R = aryl group and R'=alkyl 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.

10 results found

Lot NumberCertificate TypeDateItem
E2323164Certificate of AnalysisMar 11, 2026 A167103
B2603010Certificate of AnalysisFeb 25, 2026 A167103
B2603090Certificate of AnalysisFeb 25, 2026 A167103
B2603011Certificate of AnalysisFeb 25, 2026 A167103
B2603091Certificate of AnalysisFeb 25, 2026 A167103
K2519135Certificate of AnalysisNov 25, 2025 A167103
H2522045Certificate of AnalysisSep 02, 2025 A167103
H2213006Certificate of AnalysisMay 07, 2025 A167103
H2213015Certificate of AnalysisMay 07, 2025 A167103
H2213016Certificate of AnalysisMay 07, 2025 A167103
Chemical and Physical Properties
SensitivityAir sensitive
Refractive Index1.562 (lit.)
Flash Point(°F)199.4 °F
Flash Point(°C)93 °C
Boil Point(°C)98-99 °C/14 mmHg (lit.)
Molecular Weight140.200 g/mol
XLogP32.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass140.03 Da
Monoisotopic Mass140.03 Da
Topological Polar Surface Area45.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity122.000
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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