4-Acetoxy-2,5-dimethyl-3(2H)-furanone - ≥98% , CAS No.4166-20-5

CAS: 4166-20-5 Cat. No.: A102528 Molecular Weight: 170.16 EC Number: 609-950-6
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
3(2H)-Furanone, 4-(acetyloxy)-2,5-dimethyl- | FEMA NO. 3797 | 4-Acetyloxy-2,5-Dimethyl-3(2H)-Furanone | CHEBI:173778 | 2,5-dimethyl-4-oxo-4,5-dihydrofuran-3-yl acetate | SCHEMBL756061 | SB60907 | A825624 | (2,5-dimethyl-4-oxouran-3-yl) acetate | DS-4145 |
Storage
Room temperature,Argon charged
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10g
A102528-10g
7

$9.90

$14.90
Save $5.00 (33.56%)
50g
A102528-50g
4

$37.90

$56.90
Save $19.00 (33.39%)
100g
A102528-100g
4

$66.90

$100.90
Save $34.00 (33.70%)
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Why this grade

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

🌡

Storage & shipping

Room temperature,Argon charged 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.

📚

Literature proof

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

Specifications

Synonyms
3(2H)-Furanone, 4-(acetyloxy)-2, 5-dimethyl- | FEMA NO. 3797 | 4-Acetyloxy-2, 5-Dimethyl-3(2H)-Furanone | CHEBI:173778 | 2, 5-dimethyl-4-oxo-4, 5-dihydrofuran-3-yl acetate | SCHEMBL756061 | SB60907 | A825624 | (2, 5-dimethyl-4-oxouran-3-yl) acetate | DS-4145 |
Specifications & Purity
≥98%
Storage
Room temperature, Argon charged
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488183481
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488183481
Canonical SmilesCC1C(=O)C(=C(O1)C)OC(=O)C
IUPAC Name(2,5-dimethyl-4-oxofuran-3-yl) acetate
InChIKeyVPKIUOQJQJVLRW-UHFFFAOYSA-N
INCHI1S/C8H10O4/c1-4-7(10)8(5(2)11-4)12-6(3)9/h4H,1-3H3
Isomeric SMILES CC1C(=O)C(=C(O1)C)OC(=O)C
WGK Germany 3
Molecular Weight 170.16
Reaxy-Rn 1639018
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1639018&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
ClassDihydrofurans
SubclassFuranones
Intermediate Tree Nodes Not available
Direct ParentFuranones
Alternative Parents Vinylogous esters  Enol esters  Cyclic ketones  Oxacyclic compounds  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents 3-furanone - Vinylogous ester - Enol ester - Cyclic ketone - Ketone - Carboxylic acid ester - Oxacycle - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as furanones. These are compounds containing a furan ring bearing a ketone 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.

7 results found

Lot NumberCertificate TypeDateItem
G2226121Certificate of AnalysisMay 09, 2026 A102528
I1727049Certificate of AnalysisApr 09, 2025 A102528
B2322212Certificate of AnalysisMar 02, 2023 A102528
L2206015Certificate of AnalysisNov 19, 2022 A102528
L2206016Certificate of AnalysisNov 19, 2022 A102528
L2206018Certificate of AnalysisNov 19, 2022 A102528
L2206019Certificate of AnalysisNov 19, 2022 A102528
Chemical and Physical Properties
SensitivityAir Sensitive
Refractive Index1.477
Flash Point(°F)>113 °C
Flash Point(°C)>113°C
Boil Point(°C)243°C
Molecular Weight170.160 g/mol
XLogP30.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass170.058 Da
Monoisotopic Mass170.058 Da
Topological Polar Surface Area52.600 Ų
Heavy Atom Count12
Formal Charge0
Complexity264.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
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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