Ethyl 4-oxo-1-piperidinecarboxylate
Ethyl 4-oxo-1-piperidinecarboxylate (CAS: 29976-53-2), with the molecular formula C8H13NO3 and a molecular weight of 171.19, is a heterocyclic building block. This compound, also known as 1-carbethoxy-4-piperidone, serves as a key intermediate in organic synthesis. It is primarily utilised in the preparation of tertiary alcohols and finds application in chemical synthesis and the development of complex molecular structures. Tech Serve Solutions offers this product with high purity for research and development purposes.
- IUPAC
- 1-Carbethoxy-4-piperidone,1-Ethoxycarbonyl-4-piperidone
- Synonyms
- 1-Carbethoxy-4-piperidone1-Ethoxycarbonyl-4-piperidone

Synthesis of Tertiary Alcohols
Ethyl 4-oxo-1-piperidinecarboxylate is employed as a precursor in the synthesis of tertiary alcohols. Its structure allows for functionalisation, leading to the creation of diverse alcohol derivatives.
Heterocyclic Building Block
As a piperidone derivative, this compound acts as a versatile building block in heterocyclic chemistry. It is valuable for constructing more complex nitrogen-containing ring systems.
Chemical Synthesis Intermediate
This chemical serves as an important intermediate in various organic synthesis pathways. Its reactive carbonyl group and protected nitrogen allow for controlled chemical transformations.
| Molecular weight | 171.19 |
|---|---|
| Empirical formula | C8H13NO3 |
| Assay | 98% |
| Density | 1.135 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.475(lit.) |
| Application | Ethyl 4-oxo-1-piperidinecarboxylate (1-carbethoxy-4-piperidone) was used to prepare tertiary alcohols1. |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 87 °C / 188.6 °F |
| Transport (UN / ADR) | NA 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 Ethyl 4-oxo-1-piperidinecarboxylate used for?
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Ethyl 4-oxo-1-piperidinecarboxylate is used as a building block in chemical synthesis, particularly for preparing tertiary alcohols and other heterocyclic compounds.
What is the CAS number and molecular formula for Ethyl 4-oxo-1-piperidinecarboxylate?
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The CAS number is 29976-53-2 and the molecular formula is C8H13NO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ethyl 4-oxo-1-piperidinecarboxylate with an assay of 98%. This product is intended for laboratory and research use; TSS does not represent it as USP, EP, BP, or other pharmacopoeia grades.
How should Ethyl 4-oxo-1-piperidinecarboxylate be handled safely?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. In areas with potential exposure, a half-mask respirator (EU or US specification) or a multi-purpose combination respirator cartridge (US) is recommended. Avoid contact with eyes and skin.
How is Ethyl 4-oxo-1-piperidinecarboxylate packed and exported?
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Ethyl 4-oxo-1-piperidinecarboxylate is carefully packed to ensure stability during transit and is available for global export. Specific packaging details can be confirmed upon request.
How can I request a sample or quote for Ethyl 4-oxo-1-piperidinecarboxylate?
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To request a sample or a quote, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements and shipping details.
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