Methyl 2-hexynoate
Methyl 2-hexynoate (CAS: 18937-79-6) is an organic compound with the formula CH3CH2CH2C≡CCO2CH3. As a C6 to C7 ester and carbonyl compound, it serves as a valuable building block in chemical synthesis. Its acetylenic ester functionality allows for diverse chemical transformations, making it a key intermediate for researchers and chemists in developing novel materials and complex molecules. Tech Serve Solutions offers this compound for laboratory and industrial research applications.

Organic Synthesis Intermediate
Methyl 2-hexynoate is utilized as a versatile intermediate in organic synthesis, enabling the construction of more complex molecular architectures. Its alkyne and ester groups provide reactive sites for various chemical transformations.
Research and Development
This compound is employed in academic and industrial research laboratories for exploring new synthetic pathways and developing novel compounds. It is particularly useful in areas requiring functionalized C7 building blocks.
Specialty Chemical Production
It can serve as a precursor in the synthesis of specialty chemicals and advanced materials where its specific structural features are required.
| Molecular weight | 126.15 |
|---|---|
| Linear formula | CH3CH2CH2C≡CCO2CH3 |
| Assay | 98% |
| Boiling point | 64-66 °C/10 mmHg(lit.) |
| Density | 0.943 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.441(lit.) |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 65 - 65 °C / 149 - 149 °F |
| Transport (UN / ADR) | UN 1993 / PGIII |
| 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 Methyl 2-hexynoate used for?
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Methyl 2-hexynoate is primarily used as a versatile building block and intermediate in organic synthesis and chemical research and development for constructing complex molecules.
What is the CAS number and chemical formula for Methyl 2-hexynoate?
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The CAS number for Methyl 2-hexynoate is 18937-79-6, and its chemical formula is CH3CH2CH2C≡CCO2CH3.
What grade and purity does Tech Serve Solutions supply for Methyl 2-hexynoate?
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Tech Serve Solutions supplies Methyl 2-hexynoate with a purity of at least 98%. This is suitable for general research and chemical synthesis applications. TSS does not represent this product as USP, BP, or EP grade.
How should Methyl 2-hexynoate be handled and stored?
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Methyl 2-hexynoate is a combustible liquid with a flash point of 65°C (149°F). It should be handled with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator. Store in a cool, well-ventilated area, ideally at 2-8°C, away from ignition sources.
Is Methyl 2-hexynoate shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and can export Methyl 2-hexynoate worldwide, adhering to all relevant shipping regulations.
How can I request a quote or sample for Methyl 2-hexynoate?
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To request a quote or a sample of Methyl 2-hexynoate, please visit the Tech Serve Solutions website or contact our sales team directly with your inquiry.
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