Ethyl trimethylacetate - ≥99% , CAS No.3938-95-2

CAS: 3938-95-2 Cat. No.: E137587 Molecular Weight: 130.18 Beilstein Registry Number: 1747617 EC Number: 223-520-1
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
FT-0635067 | 2,2-Dimethylpropanoic acid ethyl ester | 2,2-DIMETHYL-PROPANOIC ACID ETHYL ESTER (PIVALIC ACID ETHYL ESTER) | Ethyl pivalate | 2,2-Dimethylpropionic acid, ethyl ester | PIVALIC ACID ETHYL ESTER [MI] | Ethyl trimethylacetate | Ethyl 2,2-dime
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
E137587-25g
7
$15.90
100g
E137587-100g
8
$45.90
500g
E137587-500g
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$143.90

$149.90
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Why this grade

≥99% 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
FT-0635067 | 2, 2-Dimethylpropanoic acid ethyl ester | 2, 2-DIMETHYL-PROPANOIC ACID ETHYL ESTER (PIVALIC ACID ETHYL ESTER) | Ethyl pivalate | 2, 2-Dimethylpropionic acid, ethyl ester | PIVALIC ACID ETHYL ESTER [MI] | Ethyl trimethylacetate | Ethyl 2, 2-dime
Specifications & Purity
≥99%
Storage
Room temperature
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Pubchem Sid488182565
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488182565
Canonical SmilesCCOC(=O)C(C)(C)C
IUPAC Nameethyl 2,2-dimethylpropanoate
InChIKeyHHEIMYAXCOIQCJ-UHFFFAOYSA-N
INCHI1S/C7H14O2/c1-5-9-6(8)7(2,3)4/h5H2,1-4H3
Isomeric SMILES CCOC(=O)C(C)(C)C
WGK Germany 3
UN Number 3272
Packing Group II
Molecular Weight 130.18
Beilstein 1747617
Reaxy-Rn 1747617
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1747617&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 acids and derivatives
ClassCarboxylic acids and derivatives
SubclassCarboxylic acid derivatives
Intermediate Tree Nodes Not available
Direct ParentCarboxylic acid esters
Alternative Parents Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic acyclic compounds
Substituents Carboxylic acid ester - Monocarboxylic acid or derivatives - 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 carboxylic acid esters. These are carboxylic acid derivatives in which the carbon atom from the carbonyl group is attached to an alkyl or an aryl moiety through an oxygen atom (forming an ester group).
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

9 results found

Lot NumberCertificate TypeDateItem
A2607285Certificate of AnalysisDec 29, 2025 E137587
A2607286Certificate of AnalysisDec 29, 2025 E137587
A2607345Certificate of AnalysisDec 29, 2025 E137587
C2214165Certificate of AnalysisSep 19, 2025 E137587
C2214167Certificate of AnalysisSep 19, 2025 E137587
C2214168Certificate of AnalysisSep 19, 2025 E137587
D2311018Certificate of AnalysisJan 07, 2025 E137587
D2311011Certificate of AnalysisJan 07, 2025 E137587
G1515093Certificate of AnalysisJan 10, 2023 E137587
Chemical and Physical Properties
Refractive Index1.391
Flash Point(°F)59 °F
Flash Point(°C)15 °C
Boil Point(°C)118 °C
Molecular Weight130.180 g/mol
XLogP31.900
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count3
Exact Mass130.099 Da
Monoisotopic Mass130.099 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count9
Formal Charge0
Complexity100.000
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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