Description

Cyclopentanecarboxylic Acid, 2-Amino-5-(1,1-Dimethylethyl)-, Methyl Ester is a high-purity, synthetically valuable chiral intermediate featuring a sterically hindered cyclopentane ring system. This compound matters for its role as a critical building block in the synthesis of complex, biologically active molecules, offering a unique structural motif for pharmaceutical research and development. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to incorporate advanced, functionalized cyclopentane scaffolds into new active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring complex, three-dimensional molecular architectures.
• Agrochemical Synthesis: Serves as a precursor in the design and production of advanced pesticides and herbicides, where the tert-butyl and amino ester functionalities can impart specific biological activity and stability.
• Ligand and Catalyst Development: Utilized in the preparation of specialized chiral ligands and organocatalysts for asymmetric synthesis, enhancing stereoselectivity in critical bond-forming reactions.
• Fine Chemical Production: Employed in the custom synthesis of high-value specialty chemicals and complex organic molecules for research and industrial applications.
• Material Science Research: Acts as a monomer or functional modifier in the development of novel polymers and advanced materials with tailored properties.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 2-Amino-5-(1,1-Dimethylethyl)-, Methyl Ester
CAS No.	641609-29-2
Molecular Formula	C12H23NO2
Molecular Weight	213.32 g/mol
Synonyms	2-Amino-5-tert-butylcyclopentanecarboxylic acid methyl ester; Methyl 2-amino-5-(tert-butyl)cyclopentanecarboxylate; 5-tert-Butyl-2-aminocyclopentanecarboxylic acid methyl ester; 2-Amino-5-(1,1-dimethylethyl)cyclopentanecarboxylic acid methyl ester; Amino-tert-butyl-cyclopentanecarboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 2-Amino-5-(1,1-Dimethylethyl)-, Methyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) documenting identity, purity, and specific impurities 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 place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 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.