Diethyl 2-Ethyl-2-methylmalonate - ≥97%(GC) , CAS No.2049-70-9

CAS: 2049-70-9 Cat. No.: D154222 Formula: C10H18O4 Molecular Weight: 202.25 Beilstein Registry Number: 2(3)1735
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(GC)
Synonyms
2-Ethyl-2-methylmalonic acid diethylester | DTXSID50174462 | Propanedioic acid, ethylmethyl-, diethyl ester | UNII-R6V9A28YP8 | D3630 | Propanedioic acid, 2-ethyl-2-methyl-, 1,3-diethyl ester | Diethyl 2-ethyl-2-methylmalonate | DIETHYL ETHYLMETHYLMALONAT
Storage
Room temperature
Shipped In
Normal
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Size
Germany (EU)
USA*
Price
Qty
1g
D154222-1g
Made to order · 8–12 wks
€37.23
5g
D154222-5g
Made to order · 8–12 wks
€125.74
25g
D154222-25g
Made to order · 8–12 wks
€426.84
Enter a quantity for the sizes you want to add.
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Why this grade

≥97%(GC) 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
2-Ethyl-2-methylmalonic acid diethylester | DTXSID50174462 | Propanedioic acid, ethylmethyl-, diethyl ester | UNII-R6V9A28YP8 | D3630 | Propanedioic acid, 2-ethyl-2-methyl-, 1,3-diethyl ester | Diethyl 2-ethyl-2-methylmalonate | DIETHYL ETHYLMETHYLMALONAT
Specifications & Purity
≥97%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥97%(GC)
Names and Identifiers
Canonical Smiles
CCC(C)(C(=O)OCC)C(=O)OCC
IUPAC Name
diethyl 2-ethyl-2-methylpropanedioate
InChIKey
ODRGILDUWDVBJX-UHFFFAOYSA-N
INCHI
1S/C10H18O4/c1-5-10(4,8(11)13-6-2)9(12)14-7-3/h5-7H2,1-4H3
Isomeric SMILES
CCC(C)(C(=O)OCC)C(=O)OCC
Molecular Weight
202.25
Beilstein
2(3)1735
Reaxy-Rn
1777684
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1777684&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 acid esters
Intermediate Tree Nodes Not available
Direct ParentFatty acid esters
Alternative Parents Dicarboxylic acids and derivatives  Carboxylic acid esters  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Fatty acid ester - Dicarboxylic acid or derivatives - Carboxylic acid ester - 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 fatty acid esters. These are carboxylic ester derivatives of a fatty acid.
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:
Chemical and Physical Properties
Refractive Index1.42
Boil Point(°C)79°C/5mmHg(lit.)
Molecular Weight202.250 g/mol
XLogP32.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count7
Exact Mass202.121 Da
Monoisotopic Mass202.121 Da
Topological Polar Surface Area52.600 Ų
Heavy Atom Count14
Formal Charge0
Complexity192.000
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
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product, and how is it determined?
This product is supplied at ≥97% purity, determined by gas chromatography (GC). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at room temperature.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 2049-70-9, the molecular formula is C10H18O4, and the molecular weight is 202.25 g/mol. InChIKey ODRGILDUWDVBJX-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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