2-Butyne-1,4-diol diacetate
2-Butyne-1,4-diol diacetate (CAS 1573-17-7) is an organic compound with the linear formula CH3CO2CH2C≡CCH2O2CCH3. Possessing a molecular weight of 170.16 g/mol, this di-ester is a valuable intermediate in organic synthesis. It is frequently employed as a building block for more complex molecules, particularly in the pharmaceutical and chemical industries, owing to the reactivity of its functional groups.
- Synonyms
- CH3CO2CH2C≡CCH2O2CCH3

Organic Synthesis Intermediate
As a difunctional ester with an internal alkyne, 2-Butyne-1,4-diol diacetate serves as a versatile building block in the synthesis of diverse organic molecules. Its structure allows for various chemical transformations, making it useful in creating complex carbon frameworks.
Pharmaceutical Research
This compound can be utilized in the early stages of drug discovery and development. It may be incorporated into synthetic routes for novel pharmaceutical intermediates, contributing to the development of new therapeutic agents.
Specialty Chemicals
2-Butyne-1,4-diol diacetate finds application in the production of specialty chemicals. Its unique structural features can impart specific properties to the final products, which are valuable in niche chemical markets.
| Molecular weight | 170.16 |
|---|---|
| Linear formula | CH3CO2CH2C≡CCH2O2CCH3 |
| Assay | 95% |
| Boiling point | 122-123 °C/10 mmHg(lit.) |
| Density | 1.125 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.454(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| 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 2-Butyne-1,4-diol diacetate used for?
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2-Butyne-1,4-diol diacetate is primarily used as a building block and intermediate in organic synthesis, particularly in the pharmaceutical and specialty chemical sectors for creating more complex molecules.
What are the CAS number and formula for 2-Butyne-1,4-diol diacetate?
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The CAS number for 2-Butyne-1,4-diol diacetate is 1573-17-7, and its linear formula is CH3CO2CH2C≡CCH2O2CCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Butyne-1,4-diol diacetate with an assay of 95%. This is a technical/research grade chemical, and TSS does not represent it as USP/BP/EP or for use in food, drug, or cosmetic applications.
What are the safety and handling precautions for 2-Butyne-1,4-diol diacetate?
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2-Butyne-1,4-diol diacetate has a flash point of 113 °C (235.4 °F) and requires appropriate handling. Users should wear Eyeshields and Gloves, and use a type N95 (US) or type P1 (EN143) respirator filter. Consult the Safety Data Sheet (SDS) for comprehensive information.
How is 2-Butyne-1,4-diol diacetate packed, shipped, and exported?
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2-Butyne-1,4-diol diacetate is carefully packed to maintain its integrity during transit. Tech Serve Solutions exports this chemical globally, adhering to all relevant shipping and customs regulations for hazardous materials.
How can I request a quote or sample of 2-Butyne-1,4-diol diacetate?
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To request a quote or a sample of 2-Butyne-1,4-diol diacetate, please contact our sales team through the website or by phone, providing your details and the quantity required.
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