≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature,Argon charged Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
It reacts with water.
| Canonical Smiles | CC(=O)O[Si](C)(C)C |
|---|---|
| IUPAC Name | trimethylsilyl acetate |
| InChIKey | QHUNJMXHQHHWQP-UHFFFAOYSA-N |
| INCHI | 1S/C5H12O2Si/c1-5(6)7-8(2,3)4/h1-4H3 |
| Isomeric SMILES | CC(=O)O[Si](C)(C)C |
| WGK Germany | 3 |
| PubChem CID | 75988 |
| UN Number | 3272 |
| Molecular Weight | 132.23 |
| Beilstein | 1744463 |
| Reaxy-Rn | 1744463 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organometallic compounds |
| Class | Organometalloid compounds |
| Subclass | Organosilicon compounds |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Trimethylsilyl esters |
| Alternative Parents | Trialkylheterosilanes Acetate salts Organic metalloid salts Monocarboxylic acids and derivatives Organic oxides Hydrocarbon derivatives Carbonyl compounds |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Trimethylsilyl ester - Trialkylheterosilane - Acetate salt - Carboxylic acid salt - Organoheterosilane - Organic metalloid salt - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic salt - Organooxygen compound - Carbonyl group - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as trimethylsilyl esters. These are organoheterosilanes, bearing a silicon atom that is linked to three methyl groups and is O-esterified. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 E2608658 | Certificate of Analysis | Apr 02, 2026 | T114036 |
| E2608659 | Certificate of Analysis | Apr 02, 2026 | T114036 |
| E2608663 | Certificate of Analysis | Apr 02, 2026 | T114036 |
| E2608664 | Certificate of Analysis | Apr 02, 2026 | T114036 |
| A2630041 | Certificate of Analysis | Feb 05, 2026 | T114036 |
| A2630037 | Certificate of Analysis | Feb 04, 2026 | T114036 |
| C2210160 | Certificate of Analysis | Dec 10, 2025 | T114036 |
| C2210173 | Certificate of Analysis | Dec 10, 2025 | T114036 |
| C2210174 | Certificate of Analysis | Dec 10, 2025 | T114036 |
| D2502407 | Certificate of Analysis | Mar 29, 2024 | T114036 |
| G2522115 | Certificate of Analysis | Mar 29, 2024 | T114036 |
| C1920163 | Certificate of Analysis | Jan 15, 2023 | T114036 |
| C2210155 | Certificate of Analysis | Feb 14, 2022 | T114036 |
| I2402471 | Certificate of Analysis | Feb 14, 2022 | T114036 |
| Sensitivity | Sensitivity to humidity |
|---|---|
| Refractive Index | 1.388 |
| Flash Point(°F) | 66.2 °F |
| Flash Point(°C) | 19 °C |
| Boil Point(°C) | 107.5°C |
| Melt Point(°C) | -32°C |
| Molecular Weight | 132.230 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 132.061 Da |
| Monoisotopic Mass | 132.061 Da |
| Topological Polar Surface Area | 26.300 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 93.100 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
