Description

2,2,6,6-Tetramethyl-4-Piperidinecarboxylic Acid Ethyl Ester is a high-purity, sterically hindered amine derivative that serves as a critical synthetic intermediate and building block. Its value lies in its versatile piperidine core, which is essential for constructing complex molecules with specific steric and electronic properties. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing advanced active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of HALS (Hindered Amine Light Stabilizers) and other active pharmaceutical ingredients (APIs) requiring a sterically hindered amine moiety.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators where the tetramethylpiperidine structure imparts stability and bioactivity.
• Polymer Additives: Serves as a precursor for light stabilizers and antioxidants that protect polymers from UV degradation and thermal oxidation.
• Organic Synthesis & Research: A versatile reagent in academic and industrial R&D for constructing complex nitrogen-containing heterocycles and studying reaction mechanisms.
• Ligand & Catalyst Development: Utilized in the preparation of chiral ligands and organocatalysts for asymmetric synthesis.

Basic Information

Product Name	2,2,6,6-Tetramethyl-4-Piperidinecarboxylic Acid Ethyl Ester
CAS No.	61171-34-4
Molecular Formula	C12H23NO2
Molecular Weight	213.32 g/mol
Synonyms	Ethyl 2,2,6,6-Tetramethyl-4-piperidinecarboxylate; 4-Carbethoxy-2,2,6,6-tetramethylpiperidine; 4-(Ethoxycarbonyl)-2,2,6,6-tetramethylpiperidine; Ethyl 4-Piperidinecarboxylate, 2,2,6,6-tetramethyl-; TEMPO ester precursor; Hindered amine ester
EINECS	Contact for details

Quality Control

Our production of 2,2,6,6-Tetramethyl-4-Piperidinecarboxylic Acid Ethyl Ester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatography and spectroscopy, to verify identity and purity against established specifications. Certificates of Analysis (COA) documenting all critical quality attributes are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.