Ethyl N-Boc-4-(4-fluorobenzyl)piperidine-4-carboxylate
Ethyl N-Boc-4-(4-fluorobenzyl)piperidine-4-carboxylate (CAS 917755-77-2), with the molecular formula C20H28FNO4 and a molecular weight of 365.44 g/mol, is a heterocyclic fluorinated building block. It is primarily utilised in chemical synthesis as a versatile intermediate. Its structure, featuring a piperidine ring substituted with a Boc-protected nitrogen and a fluorobenzyl group, makes it valuable for constructing more complex molecules in research and development.
- IUPAC
- 4-[(4-Fluorophenyl)methyl]-1,4-piperidinedicarboxylic acid 1-(1,1-dimethylethyl) 4-ethyl ester

Pharmaceutical Intermediate
This compound serves as a key building block in the synthesis of potential pharmaceutical agents. Its fluorinated piperidine core can be incorporated into drug candidates targeting various therapeutic areas.
Organic Synthesis Reagent
Utilised in organic chemistry laboratories for the construction of novel molecular architectures. The protected functional groups allow for selective transformations in multi-step synthetic routes.
Research and Development
Employed in academic and industrial R&D settings for the exploration of new chemical entities and synthetic methodologies. Its specific structure offers a platform for medicinal chemistry studies.
| Molecular weight | 365.44 |
|---|---|
| Empirical formula | C20H28FNO4 |
| Assay | 97% |
| Melting point | 62-66 °C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 45 |
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 N-Boc-4-(4-fluorobenzyl)piperidine-4-carboxylate used for?
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This compound is used as a building block in organic synthesis, particularly as an intermediate in the development of pharmaceuticals and other complex organic molecules.
What is the CAS number and formula for this compound?
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The CAS number is 917755-77-2 and the empirical formula is C20H28FNO4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical at an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade; it is suitable for research and chemical synthesis purposes.
How should this chemical be handled?
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This compound is classified as toxic if swallowed (H301). Handling requires appropriate personal protective equipment, including eyeshields, faceshields, gloves, and a type P2 respirator. Always consult the Safety Data Sheet (SDS) for detailed handling procedures.
Is this chemical a controlled substance?
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Based on the provided data, there is no indication that this compound is a scheduled or controlled substance.
How is this chemical shipped and exported?
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The product is shipped and exported under UN 2811, Hazard Class 6.1, Packing Group III, indicating it is a toxic solid, organic, n.o.s. International shipping regulations are strictly adhered to.
How can I request a sample or quote?
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Please contact our sales team via the website or directly via email/phone to request a sample or a detailed quotation for Ethyl N-Boc-4-(4-fluorobenzyl)piperidine-4-carboxylate.
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