3-Methyl-2-oxazolidinone
3-Methyl-2-oxazolidinone (CAS: 19836-78-3, C4H7NO2) is a versatile heterocyclic compound with a molecular weight of 101.10 g/mol. Its primary application lies in its use as a component in electrolyte formulations for lithium batteries, often mixed with carbonates and lithium salts. This compound is valuable for chemical synthesis and is supplied by TSS with a high purity of 99.5%.
- IUPAC
- 3-Methyl-1,3-oxazolidin-2-one
- Synonyms
- 3-Methyl-1,3-oxazolidin-2-one

Electrolyte Component for Lithium Batteries
3-Methyl-2-oxazolidinone is utilized as a key ingredient in non-aqueous electrolytes for lithium batteries. It is typically formulated with ethylene carbonate or dimethyl carbonate and lithium salts such as lithium tetrafluoroborate or lithium hexafluorophosphate.
Heterocyclic Building Block
As a member of the oxazolidinone family, this compound serves as a valuable building block in organic synthesis. Its structure facilitates the construction of more complex molecules in chemical research and development.
Chemical Synthesis Intermediate
This chemical acts as an intermediate in various synthetic pathways. Its reactivity and structure make it useful for creating novel compounds across different chemical disciplines.
| Molecular weight | 101.10 |
|---|---|
| Empirical formula | C4H7NO2 |
| Assay | 99.5% |
| Boiling point | 87-90 °C/1 mmHg(lit.) |
| Density | 1.17 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.454(lit.) |
| Application | 3-Methyl-2-oxazolidinone mixed with ethylene carbonate or dimethyl carbonate in the presence of lithium tetrafluoroborate or lithium hexafluorophosphate has been used as an electrolyte in lithium batteries1. |
| Melting point | 15 °C(lit.) |
| Flash point | 113 °C / 235.4 °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-Methyl-2-oxazolidinone used for?
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3-Methyl-2-oxazolidinone is primarily used as a component in electrolyte formulations for lithium batteries. It also serves as a valuable heterocyclic building block and intermediate in chemical synthesis.
What are the CAS number and formula for 3-Methyl-2-oxazolidinone?
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The CAS number for 3-Methyl-2-oxazolidinone is 19836-78-3, and its empirical formula is C4H7NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methyl-2-oxazolidinone with an assay of 99.5%. This product is not represented as USP, BP, or EP grade.
What are the safety considerations for handling 3-Methyl-2-oxazolidinone?
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3-Methyl-2-oxazolidinone is classified as hazardous. It is harmful if swallowed, causes skin irritation, and causes serious eye irritation. Appropriate personal protective equipment, including gloves and eye protection, should be worn. Handle in a well-ventilated area and avoid dust formation. Refer to the Safety Data Sheet (SDS) for comprehensive safety information.
Is 3-Methyl-2-oxazolidinone a controlled substance?
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The provided data does not indicate that 3-Methyl-2-oxazolidinone is a controlled substance.
How is 3-Methyl-2-oxazolidinone packed and shipped by TSS?
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Tech Serve Solutions can pack and ship 3-Methyl-2-oxazolidinone internationally, adhering to all relevant regulations for chemical export. Specific packaging details are available upon request.
How can I request a sample or quote for 3-Methyl-2-oxazolidinone?
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To request a sample or a quote for 3-Methyl-2-oxazolidinone, please contact the Tech Serve Solutions sales team through the website or by phone.
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