1-Acetoxy-4-diethylamino-2-butyne
1-Acetoxy-4-diethylamino-2-butyne (CAS: 22396-77-6), with the molecular formula C10H17NO2 and a molecular weight of 183.25 g/mol, is a versatile organic building block. This ester and carbonyl compound is primarily utilised in chemical synthesis. Its chemical structure, featuring both an alkyne and a tertiary amine, makes it a valuable intermediate for creating more complex molecules in research and development settings.

Organic Synthesis Intermediate
As a functionalised alkyne, 1-Acetoxy-4-diethylamino-2-butyne serves as a key intermediate in the construction of diverse organic molecules. Its unique structure allows for various addition and coupling reactions, facilitating the synthesis of novel compounds for research purposes.
Research and Development
This compound is employed in R&D laboratories for exploring new synthetic pathways and developing novel chemical entities. Its reactivity profile makes it suitable for investigating advanced organic chemistry transformations.
Building Block for Complex Structures
The presence of both an ester and a diethylamino group along with the alkyne functionality makes it a useful building block for assembling more intricate molecular architectures. It can be incorporated into larger molecules through various chemical transformations.
| Molecular weight | 183.25 |
|---|---|
| Linear formula | H3CCO2CH2C≡CCH2N(C2H5)2 |
| Assay | 97% |
| Boiling point | 217-218 °C(lit.) |
| Density | 0.961 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4560(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 103 °C / 217.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37 |
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 1-Acetoxy-4-diethylamino-2-butyne used for?
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1-Acetoxy-4-diethylamino-2-butyne is used as a versatile organic building block and intermediate in chemical synthesis, particularly in research and development for constructing complex organic molecules.
What are the CAS number and molecular formula for 1-Acetoxy-4-diethylamino-2-butyne?
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The CAS number is 22396-77-6, and the molecular formula is H3CCO2CH2C≡CCH2N(C2H5)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Acetoxy-4-diethylamino-2-butyne with an assay of 97%. This product is supplied for research and laboratory use and is not represented as USP, BP, EP, or other pharmacopoeial grades.
How should 1-Acetoxy-4-diethylamino-2-butyne be handled safely?
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1-Acetoxy-4-diethylamino-2-butyne is classified with Warning signal word and carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, should be used. Handle in a well-ventilated area and avoid breathing vapours.
How is 1-Acetoxy-4-diethylamino-2-butyne packed and shipped?
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1-Acetoxy-4-diethylamino-2-butyne is carefully packed to ensure safe transit and is exported globally by Tech Serve Solutions in compliance with relevant shipping regulations.
How can I request a sample or quote for 1-Acetoxy-4-diethylamino-2-butyne?
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To request a sample or obtain a quote for 1-Acetoxy-4-diethylamino-2-butyne, please use the contact form on our website or call our sales department.
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