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Ethyl N-Boc-4-methylpiperidine-4-carboxylate

CAS 189442-87-3C14H25NO4Chemical Synthesis

Ethyl N-Boc-4-methylpiperidine-4-carboxylate (CAS: 189442-87-3; Formula: C14H25NO4; MW: 271.35) is a heterocyclic building block utilised in chemical synthesis. This compound, featuring a piperidine core with Boc protection and an ethyl carboxylate group, serves as a crucial intermediate. Its primary application lies in the synthesis of complex organic molecules, particularly in the development of pharmaceutical agents where the piperidine moiety is a common structural motif.

IUPAC
1-tert-Butoxycarbonyl-4-methylpiperidine-4-carboxylic acid ethyl ester,4-Methyl-1,4-piperidinedicarboxylic acid 1-(1,1-dimethylethyl) 4-ethyl ester
Synonyms
1-tert-Butoxycarbonyl-4-methylpiperidine-4-carboxylic acid ethyl ester4-Methyl-1,4-piperidinedicarboxylic acid 1-(1,1-dimethylethyl) 4-ethyl ester
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Ethyl N-Boc-4-methylpiperidine-4-carboxylate (C14H25NO4) — chemical structure, CAS 189442-87-3; Chemistry, fine chemical supplied by Tech Serve Solutions
Building BlocksC14 to C15Chemical SynthesisHeterocyclic Building BlocksPiperidines
01 /Applications

Pharmaceutical Intermediate Synthesis

This compound is employed as a key building block in the synthesis of advanced pharmaceutical intermediates. Its structure is particularly relevant for constructing piperazine-based CCR5 antagonists by enabling the replacement of its ester function with an amino group.

Organic Synthesis Reagent

As a functionalised piperidine derivative, it is a valuable reagent in general organic synthesis. It allows for the introduction of a protected 4-methylpiperidine-4-carboxylate moiety into larger molecular frameworks.

Medicinal Chemistry Research

The compound is utilised in medicinal chemistry research for the exploration of new therapeutic agents. Its specific structure facilitates the development of drug candidates targeting various biological pathways.

02 /Properties
Molecular weight271.35
Empirical formulaC14H25NO4
Assay97%
Density1.0134 g/mL at 25 °C
Refractive indexn20/D 1.4554
ApplicationReplacement of the ester function with an amino group provides a key building block for piperazine-based CCR5 antagonists.2
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Toxic (GHS06)
Toxic
Danger

Hazard statements

  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H318Causes serious eye damage
  • H335May cause respiratory irritation

Precautionary statements

  • P261Avoid breathing dust, fume, gas or vapours
  • P280Wear protective gloves, clothing and eye/face protection
  • P301IF SWALLOWED
  • P305IF IN EYES
Protective equipmentEyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Flash point>110 °C / >230 °F
Transport (UN / ADR)UN 2810 6.1 / PGIII
Water hazard class (WGK, DE)3
Hazard codes (EU)T
Risk statements (R)25-37/38-41
Safety statements (S)26-36/37/39-45

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
189442-87-3
MDL number
MFCD08689955
PubChem substance
24885188
05 /Quality & supply

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.

06 /Frequently asked questions

What is Ethyl N-Boc-4-methylpiperidine-4-carboxylate used for?

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Ethyl N-Boc-4-methylpiperidine-4-carboxylate is primarily used as a building block in chemical synthesis, notably as an intermediate in the preparation of pharmaceutical agents such as piperazine-based CCR5 antagonists.

What are the CAS number and molecular formula?

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The CAS number for Ethyl N-Boc-4-methylpiperidine-4-carboxylate is 189442-87-3, and its molecular formula is C14H25NO4.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies Ethyl N-Boc-4-methylpiperidine-4-carboxylate with a minimum purity of 97%. This product is intended for research and chemical synthesis purposes and is not represented as USP, BP, or EP grade.

How should Ethyl N-Boc-4-methylpiperidine-4-carboxylate be handled safely?

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Handling requires significant caution due to its hazardous properties. It is corrosive and toxic, indicated by GHS05 and GHS06 symbols, with a 'Danger' signal word. Hazards include toxicity if swallowed (H301), skin irritation (H315), serious eye damage (H318), and respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and respiratory protection (e.g., full-face respirator or ABEK filter), is essential. Work should be conducted in a well-ventilated area.

Is this product a controlled substance?

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Based on the provided data, there is no indication that Ethyl N-Boc-4-methylpiperidine-4-carboxylate is a controlled substance.

How is this chemical packed, shipped, and exported?

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This chemical is shipped under UN 2810, hazard class 6.1, packing group III. TSS offers global export services, adhering to all relevant shipping and customs regulations for hazardous materials.

How can I request a sample or quote?

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To request a sample or a quote for Ethyl N-Boc-4-methylpiperidine-4-carboxylate, please contact our sales department via the website or direct email, providing your specific requirements and delivery details.

Need Ethyl N-Boc-4-methylpiperidine-4-carboxylate in a specific grade or volume?