Ethyl trimethylsilylacetate - ≥97% , CAS No.4071-88-9

CAS: 4071-88-9 Cat. No.: E110223 Molecular Weight: 160.29 Beilstein Registry Number: 1755902 EC Number: 223-783-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
ACETIC ACID, 2-(TRIMETHYLSILYL)-, ETHYL ESTER | Ethyl (2-trimethylsilyl)acetate | Ethyl (2-trimethylsilyl)-acetate | JJ5WZD3DYT | 2-(TRIMETHYLSILYL)ACETIC ACID ETHYL ESTER | Ethyl2-(trimethylsilyl)acetate | 2,2'-Methylenebis(6-chlorothymole) | trimethylsi
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5ml
E110223-5ml
3
$27.90
10ml
E110223-10ml
5
$42.90
25ml
E110223-25ml
3
$79.90
100ml
E110223-100ml
2
$146.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,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
ACETIC ACID, 2-(TRIMETHYLSILYL)-, ETHYL ESTER | Ethyl (2-trimethylsilyl)acetate | Ethyl (2-trimethylsilyl)-acetate | JJ5WZD3DYT | 2-(TRIMETHYLSILYL)ACETIC ACID ETHYL ESTER | Ethyl2-(trimethylsilyl)acetate | 2, 2'-Methylenebis(6-chlorothymole) | trimethylsi
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488185447
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185447
Canonical SmilesCCOC(=O)C[Si](C)(C)C
IUPAC Nameethyl 2-trimethylsilylacetate
InChIKeyQQFBQBDINHJDMN-UHFFFAOYSA-N
INCHI1S/C7H16O2Si/c1-5-9-7(8)6-10(2,3)4/h5-6H2,1-4H3
Isomeric SMILES CCOC(=O)C[Si](C)(C)C
WGK Germany 3
UN Number 3272
Molecular Weight 160.29
Beilstein 1755902
Reaxy-Rn 1755902
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1755902&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
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassCarboxylic acid derivatives
Intermediate Tree Nodes Not available
Direct ParentCarboxylic acid esters
Alternative Parents Organic metalloid salts  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  Alkylsilanes  
Molecular FrameworkAliphatic acyclic compounds
Substituents Carboxylic acid ester - Organic metalloid salt - Monocarboxylic acid or derivatives - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organosilicon compound - Alkylsilane - 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





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.

22 results found

Lot NumberCertificate TypeDateItem
I2413386Certificate of AnalysisJun 08, 2026 E110223
E2326449Certificate of AnalysisMar 03, 2025 E110223
E2326451Certificate of AnalysisMar 03, 2025 E110223
E2326452Certificate of AnalysisMar 03, 2025 E110223
E2326455Certificate of AnalysisMar 03, 2025 E110223
E2326456Certificate of AnalysisMar 03, 2025 E110223
E2326461Certificate of AnalysisMar 03, 2025 E110223
I2413387Certificate of AnalysisSep 20, 2024 E110223
H2408539Certificate of AnalysisAug 22, 2024 E110223
H2408540Certificate of AnalysisAug 22, 2024 E110223
J2425626Certificate of AnalysisJun 24, 2024 E110223
G2522027Certificate of AnalysisJun 24, 2024 E110223
G2522028Certificate of AnalysisJun 24, 2024 E110223
J2425624Certificate of AnalysisJun 24, 2024 E110223
J2425623Certificate of AnalysisJun 24, 2024 E110223
E2326448Certificate of AnalysisApr 24, 2023 E110223
E2326446Certificate of AnalysisApr 24, 2023 E110223
K1821252Certificate of AnalysisJul 15, 2022 E110223
K1821253Certificate of AnalysisJul 15, 2022 E110223
I2206664Certificate of AnalysisJun 24, 2022 E110223
I2206662Certificate of AnalysisJun 24, 2022 E110223
I2206630Certificate of AnalysisJun 24, 2022 E110223

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Chemical and Physical Properties
SensitivityMoisture Sensitive
Refractive Index1.415
Flash Point(°F)118.4 °F
Flash Point(°C)48 °C
Boil Point(°C)156-159°C
Molecular Weight160.290 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count4
Exact Mass160.092 Da
Monoisotopic Mass160.092 Da
Topological Polar Surface Area26.300 Ų
Heavy Atom Count10
Formal Charge0
Complexity115.000
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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