meso-2,3-Butanediol
meso-2,3-Butanediol (CAS 5341-95-7) is a chiral diol with the molecular formula C4H10O2 and a molecular weight of 90.12 g/mol. This compound is a useful organic building block in chemical synthesis. Its properties make it a versatile intermediate for creating more complex molecules, particularly in the field of organic chemistry. It is a key component in various synthetic pathways.
- Synonyms
- CH3CH(OH)CH(OH)CH3

Organic Synthesis Intermediate
meso-2,3-Butanediol serves as a valuable intermediate in organic synthesis. Its diol functionality allows for diverse chemical modifications, making it suitable for the preparation of various organic compounds.
Chiral Building Block
As a chiral molecule, meso-2,3-Butanediol can be employed in stereoselective synthesis. It is useful for constructing complex chiral structures in pharmaceuticals and fine chemicals.
Polyol Derivative Production
This compound belongs to the class of polyols and can be used in the synthesis of polymers and resins. Its structure can be incorporated into polymer backbones or used as a crosslinking agent.
| Molecular weight | 90.12 |
|---|---|
| Linear formula | CH3CH(OH)CH(OH)CH3 |
| Assay | ≥99.0% (GC) |
| Boiling point | 183-184 °C(lit.) |
| Storage temperature | 2-8°C |
| Melting point | 32-34 °C(lit.)32-36 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 85 °C / 185 °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 meso-2,3-Butanediol used for?
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meso-2,3-Butanediol is primarily used as an intermediate in organic synthesis and as a chiral building block for constructing complex organic molecules, including in the development of polymers and resins.
What is the CAS number and formula for meso-2,3-Butanediol?
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The CAS number for meso-2,3-Butanediol is 5341-95-7, and its linear formula is CH3CH(OH)CH(OH)CH3.
What grade and purity does Tech Serve Solutions supply for meso-2,3-Butanediol?
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Tech Serve Solutions supplies meso-2,3-Butanediol with an assay of ≥99.0% determined by GC. TSS does not represent this product as USP, EP, BP, or any other pharmacopoeia grade.
How should meso-2,3-Butanediol be handled and stored safely?
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Handle meso-2,3-Butanediol with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter may be necessary. Store at 2-8°C. It has a flash point of 85°C (185°F).
Is meso-2,3-Butanediol a controlled substance?
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The provided data does not indicate that meso-2,3-Butanediol (CAS 5341-95-7) is a controlled substance.
How is meso-2,3-Butanediol packed, shipped, and exported?
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meso-2,3-Butanediol is carefully packed by Tech Serve Solutions for safe transit and is available for export globally to meet your chemical supply needs.
How can I request a quote or sample of meso-2,3-Butanediol?
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To request a quote or sample of meso-2,3-Butanediol, please contact our sales team through the TSS website or via direct inquiry.
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