≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature 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.
general description：
4-(Trimethylsilyl)-3-butyn-2-one is a ketone. Its asymmetric bioreduction to enantiopure {(S)-TMSBOL in various hydrophilic ionic liquid (ILs) solvent systems has been reported.
application：
4-(Trimethylsilyl)-3-butyn-2-one (TMSB) has been used to investigate its asymmetric bioreduction to (S)-4-(trimethylsilyl)-3-butyn-2-ol {(S)-TMSBOL} by employing biocompatible water-immiscible ionic liquids (ILs). TMSB may be used for the synthesis of entecavir (BMS-200475).
| Pubchem Sid | 488192641 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488192641 |
| Sonrisas canónicas | CC(=O)C#C[Si](C)(C)C |
| IUPAC Name | 4-trimethylsilylbut-3-yn-2-one |
| InChIKey | NQEZDDPEJMKMOS-UHFFFAOYSA-N |
| INCHI | 1S/C7H12OSi/c1-7(8)5-6-9(2,3)4/h1-4H3 |
| Isómeros SMILES | CC(=O)C#C[Si](C)(C)C |
| WGK Alemania | 3 |
| PubChem CID | 2734664 |
| Número ONU | 1224 |
| Peso molecular | 140.26 |
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 | Organic oxygen compounds |
| Clase | Organooxygen compounds |
| Subclass | Carbonyl compounds |
| Intermediate Tree Nodes | Alpha,beta-unsaturated carbonyl compounds |
| Direct Parent | Alpha,beta-unsaturated ketones |
| Alternative Parents | Trialkylsilanes Ketones Organic metalloid salts Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Alpha,beta-unsaturated ketone - Trialkylsilane - Ketone - Organic metalloid salt - Organic oxide - Hydrocarbon derivative - Organic salt - Organosilicon compound - Alkylsilane - Aliphatic acyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as alpha,beta-unsaturated ketones. These are ketones with the general structure R#CC(=O)R' or R=CC(=O)R', where R=organyl and R'= organyl group. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
 G2229230 | Certificate of Analysis | Feb 04, 2026 | T115787 |
| G2229231 | Certificate of Analysis | Feb 04, 2026 | T115787 |
| G2229232 | Certificate of Analysis | Feb 04, 2026 | T115787 |
| G2229233 | Certificate of Analysis | Feb 04, 2026 | T115787 |
| B2210089 | Certificate of Analysis | Aug 20, 2025 | T115787 |
| E2305799 | Certificate of Analysis | Feb 11, 2025 | T115787 |
| E2305762 | Certificate of Analysis | Feb 06, 2025 | T115787 |
| K1724161 | Certificate of Analysis | May 09, 2023 | T115787 |
| K1724162 | Certificate of Analysis | May 08, 2023 | T115787 |
| Índice de refracción | 1.442 |
|---|---|
| Punto de inflamación (°F) | 82.4 °F |
| Punto de inflamación (°C) | 28 °C |
| Punto de ebullición (°C) | 156°C |
| Peso molecular | 140.250 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 140.066 Da |
| Monoisotopic Mass | 140.066 Da |
| Topological Polar Surface Area | 17.100 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 174.000 |
| 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 |
