5-Methoxy-3-methyl-5-oxopentanoic acid - ≥95% , CAS No.27151-65-1

CAS: 27151-65-1 Cat. No.: M303296 Molecular Weight: 160.17 EC Number: 672-323-0
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
J-522707 | AC-6489 | AMY3921 | SY106632 | 3-METHYLPENTANEDIOIC ACID, MONOMETHYL ESTER | monomethyl-beta-methylglutarate | 3-Methyl-pentanedioic acidmonomethyl ester | 5-Methoxy-3-methyl-5-oxopentanoicacid | DTXSID30312108 | MFCD01631203 | Monomethyl | 5-
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M303296-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$9.90
5g
M303296-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$24.90
25g
M303296-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$115.90
100g
M303296-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$439.90
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice 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
J-522707 | AC-6489 | AMY3921 | SY106632 | 3-METHYLPENTANEDIOIC ACID, MONOMETHYL ESTER | monomethyl-beta-methylglutarate | 3-Methyl-pentanedioic acidmonomethyl ester | 5-Methoxy-3-methyl-5-oxopentanoicacid | DTXSID30312108 | MFCD01631203 | Monomethyl | 5-
Specifications & Purity
≥95%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Canonical SmilesCC(CC(=O)O)CC(=O)OC
IUPAC Name5-methoxy-3-methyl-5-oxopentanoic acid
InChIKeyBYBMHSADRRMVHY-UHFFFAOYSA-N
INCHI1S/C7H12O4/c1-5(3-6(8)9)4-7(10)11-2/h5H,3-4H2,1-2H3,(H,8,9)
Isomeric SMILES CC(CC(=O)O)CC(=O)OC
Molecular Weight 160.17
Reaxy-Rn 1723143
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1723143&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
SuperclassLipids and lipid-like molecules
ClassFatty Acyls
SubclassFatty acids and conjugates
Intermediate Tree Nodes Branched fatty acids
Direct ParentMethyl-branched fatty acids
Alternative Parents Fatty acid methyl esters  Dicarboxylic acids and derivatives  Methyl esters  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Methyl-branched fatty acid - Fatty acid methyl ester - Fatty acid ester - Dicarboxylic acid or derivatives - Methyl ester - Carboxylic acid ester - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as methyl-branched fatty acids. These are fatty acids with an acyl chain that has a methyl branch. Usually, they are saturated and contain only one or more methyl group. However, branches other than methyl may be present.
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.

4 results found

Lot NumberCertificate TypeDateItem
A2609555Certificate of AnalysisNov 25, 2025 M303296
A2609557Certificate of AnalysisNov 25, 2025 M303296
A2609558Certificate of AnalysisNov 25, 2025 M303296
A2609560Certificate of AnalysisNov 25, 2025 M303296
Chemical and Physical Properties
Boil Point(°C)291.6°C
Molecular Weight160.170 g/mol
XLogP30.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass160.074 Da
Monoisotopic Mass160.074 Da
Topological Polar Surface Area63.600 Ų
Heavy Atom Count11
Formal Charge0
Complexity153.000
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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