Propargyl propionate
Propargyl propionate (CAS: 1932-92-9), with the molecular formula C6H8O2 and a molar mass of 112.13 g/mol, is a chemical ester. This compound finds utility as a building block in various chemical synthesis pathways. Its ester functionality and terminal alkyne group offer versatile reactivity for organic transformations, making it a valuable intermediate in research and development settings.

Organic Synthesis Intermediate
Propargyl propionate serves as a versatile intermediate in organic synthesis. Its terminal alkyne can undergo numerous reactions, including click chemistry, cycloadditions, and Sonogashira coupling, facilitating the construction of complex molecular architectures.
Building Block for Specialty Chemicals
The compound's structure, featuring both an ester and an alkyne, makes it suitable for the synthesis of specialised organic compounds. It can be incorporated into larger molecules for applications in materials science or as a precursor for novel chemical entities.
Research and Development
In R&D laboratories, propargyl propionate is employed to explore new synthetic methodologies and create novel compounds. Its well-defined reactivity allows chemists to precisely engineer target molecules.
| Molecular weight | 112.13 |
|---|---|
| Linear formula | CH3CH2CO2CH2C≡CH |
| Assay | 97% |
| Boiling point | 143-144 °C(lit.) |
| Density | 0.973 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.422(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- 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, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 3272 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/37/38 |
| Safety statements (S) | 26-36 |
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 Propargyl propionate used for?
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Propargyl propionate is primarily used as a building block and intermediate in organic synthesis and chemical research and development for creating complex molecular architectures.
What is the CAS number and formula for Propargyl propionate?
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The CAS number for Propargyl propionate is 1932-92-9, and its linear formula is CH3CH2CO2CH2C≡CH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Propargyl propionate with an assay of 97%. TSS does not represent this product as USP, BP, EP, or any pharmacopoeia grade.
How should Propargyl propionate be handled safely?
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Propargyl propionate is a flammable liquid and vapour (H226) and causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment including eyeshields, gloves, and ensure adequate ventilation. Use a suitable respirator filter.
How is Propargyl propionate packed, shipped, and exported?
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Propargyl propionate is classified under UN 3272, Hazard Class 3, Packing Group III. Tech Serve Solutions can arrange for appropriate packing, shipping, and export according to international regulations.
How can I request a sample or quote for Propargyl propionate?
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To request a sample or obtain a quote for Propargyl propionate, please contact the Tech Serve Solutions sales team through our website or by phone.
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