3-(Trimethylsilyl)-2-oxazolidinone
3-(Trimethylsilyl)-2-oxazolidinone (CAS 43112-38-5, C6H13NO2Si) is a heterocyclic compound with a molecular weight of 159.26 g/mol. This organosilicon derivative serves as a valuable building block in chemical synthesis, particularly within the realm of organic chemistry and the preparation of complex molecules. Its unique structure makes it useful for introducing specific functionalities and moieties in synthetic routes.
- IUPAC
- 2-Oxo-3-(trimethylsilyl)-1,3-oxazolidine,TMSO
- Synonyms
- 2-Oxo-3-(trimethylsilyl)-1,3-oxazolidine, TMSO

Organic Synthesis Intermediate
Utilised as a versatile building block in complex organic synthesis, enabling the construction of intricate molecular architectures. It facilitates the introduction of the oxazolidinone moiety with a readily removable silyl protecting group.
Pharmaceutical Research
Serves as a key intermediate in the development of novel pharmaceutical compounds. Its structure is amenable to modifications for the synthesis of potential drug candidates.
Material Science
Explored for its potential in the synthesis of novel materials. The presence of silicon and the oxazolidinone ring can impart unique properties to polymers and other advanced materials.
| Molecular weight | 159.26 |
|---|---|
| Empirical formula | C6H13NO2Si |
| Assay | ≥97.0% |
| Boiling point | 87-89 °C/0.8 mmHg |
| Density | 1.046 g/mL at 20 °C(lit.) |
| Refractive index | n20/D 1.455 |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 80 °C / 176 °F |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-(Trimethylsilyl)-2-oxazolidinone used for?
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3-(Trimethylsilyl)-2-oxazolidinone is primarily used as a building block in organic synthesis, including pharmaceutical research and potentially in material science due to its heterocyclic and organosilicon nature.
What are the CAS number and molecular formula for 3-(Trimethylsilyl)-2-oxazolidinone?
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The CAS number is 43112-38-5 and the molecular formula is C6H13NO2Si.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-(Trimethylsilyl)-2-oxazolidinone with an assay of ≥97.0%. We do not represent this product as USP, EP, BP or any other pharmacopoeia grade.
How should 3-(Trimethylsilyl)-2-oxazolidinone be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and use a suitable respirator, such as a multi-purpose combination cartridge respirator or an ABEK filter, as indicated by safety data sheets. It has a flash point of 80 °C (176 °F).
Is 3-(Trimethylsilyl)-2-oxazolidinone a controlled substance?
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Based on the provided data, there is no indication that 3-(Trimethylsilyl)-2-oxazolidinone is a controlled substance.
How is 3-(Trimethylsilyl)-2-oxazolidinone packed and shipped?
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Tech Serve Solutions exports fine chemicals globally. Specific packaging details are available upon request, adhering to international shipping regulations for chemical compounds.
How can I request a sample or quote for 3-(Trimethylsilyl)-2-oxazolidinone?
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Please contact our sales team directly through our website or by phone to request a quotation or sample of 3-(Trimethylsilyl)-2-oxazolidinone.
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