4-(4-carboxy-phenyl)-piperazine-1-carboxylic acid tert-butyl ester
4-(4-carboxy-phenyl)-piperazine-1-carboxylic acid tert-butyl ester (CAS: 162046-66-4) is a heterocyclic organic compound with the molecular formula C16H22N2O4 and a molecular weight of 306.36 g/mol. This building block is primarily utilised in chemical synthesis and research laboratories. Its structure incorporates a piperazine ring, a tert-butyl ester, and a para-substituted benzoic acid moiety, making it a versatile intermediate for further chemical modifications and the construction of more complex molecules.

Chemical Synthesis Intermediate
Serves as a key building block in the synthesis of complex organic molecules. Its functional groups allow for diverse chemical transformations and incorporation into larger molecular frameworks.
Pharmaceutical Research
Utilised in medicinal chemistry research for the development of new therapeutic agents. The piperazine core is a common feature in many bioactive compounds.
Heterocyclic Chemistry
Employed in studies focused on heterocyclic compounds, offering a readily functionalised piperazine derivative for various reaction pathways.
| Molecular weight | 306.36 |
|---|---|
| Empirical formula | C16H22N2O4 |
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 4-(4-carboxy-phenyl)-piperazine-1-carboxylic acid tert-butyl ester used for?
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This compound is primarily used as a building block in chemical synthesis and in pharmaceutical research.
What is the CAS number and molecular formula?
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The CAS number is 162046-66-4 and the molecular formula is C16H22N2O4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of >95% (HPLC). We do not represent this product as USP/BP/EP grade.
What are the safety and handling precautions?
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Refer to the Safety Data Sheet (SDS) for detailed hazard information. General precautions include avoiding contact with skin and eyes, and ensuring adequate ventilation.
How is this chemical packed, shipped, and exported?
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Products are carefully packed according to international shipping regulations and are available for global export by Tech Serve Solutions.
How can I request a sample or quote?
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Please contact our sales team via the website or email to request a sample or a quotation for this product.
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