Propargyl 1H-imidazole-1-carboxylate
Propargyl 1H-imidazole-1-carboxylate (CAS 83395-38-4), with the molecular formula C7H6N2O2 and a molecular weight of 150.13 g/mol, is a valuable heterocyclic building block. It functions as a protecting and derivatizing reagent in chemical synthesis. This compound is supplied by Tech Serve Solutions with an assay of 95%.
- IUPAC
- 1H-Imidazole-1-carboxylic acid, 2-propyn-1-yl ester,Heller-Sarpong Reagent,PImC,Propargyl imidazolecarbamate,Sarpong reagent

Protecting Group Chemistry
Propargyl 1H-imidazole-1-carboxylate serves as a propargylating agent. It can be used to introduce a propargyl protecting group onto various functional groups, aiding in multi-step organic syntheses where selective protection and deprotection are required.
Heller-Sarpong Reagents
As a member of the Heller-Sarpong Reagent class, this compound is employed in specific synthetic strategies. These reagents are known for their utility in forming carbamate linkages, offering a controlled method for derivatisation.
Heterocyclic Synthesis
This imidazole derivative is a useful building block in the synthesis of more complex heterocyclic compounds. Its structure allows for further functionalisation, contributing to the development of novel chemical entities.
| Molecular weight | 150.13 |
|---|---|
| Empirical formula | C7H6N2O2 |
| Assay | 95% |
| Storage temperature | 2-8°C |
| Melting point | 45-50 °C |

Hazard statements
- H302Harmful if swallowed
| Flash point | >110 °C / >230 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shipped In | wet ice |
|---|
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 1H-imidazole-1-carboxylate used for?
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Propargyl 1H-imidazole-1-carboxylate is primarily used as a building block in chemical synthesis, functioning as a protecting and derivatizing reagent, and is notably recognised as a Heller-Sarpong Reagent.
What is the CAS number and molecular formula?
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The CAS number for Propargyl 1H-imidazole-1-carboxylate is 83395-38-4, and its molecular formula is C7H6N2O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Propargyl 1H-imidazole-1-carboxylate with an assay of 95%. TSS does not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations?
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This compound is classified with GHS07 and a Warning signal word. It carries the hazard statement H302 (Harmful if swallowed). Handle with appropriate personal protective equipment and in a well-ventilated area. Avoid ingestion.
How is this chemical shipped and exported?
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Propargyl 1H-imidazole-1-carboxylate is shipped in wet ice and exported globally by Tech Serve Solutions.
How can I request a quote or sample?
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To request a quote or a sample of Propargyl 1H-imidazole-1-carboxylate, please contact Tech Serve Solutions directly through our website or by phone.
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