Description

Cyclopentanecarboxylic Acid, 2-Amino-3-Methylene-, Methyl Ester, trans- (9Ci) is a specialized chiral building block featuring a functionalized cyclopentane core with amino and methylene ester groups. This compound is valued for its structural complexity and stereochemical purity, making it a critical intermediate in advanced synthetic pathways. It is primarily sought by research and development teams in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new drug candidates, particularly in areas requiring complex, constrained ring systems.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides where specific stereochemistry is crucial for biological activity.
• Asymmetric Catalysis Research: Serves as a substrate or ligand precursor in the development of new catalytic systems for stereoselective transformations.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring high-purity intermediates.
• Academic & Industrial R&D: Utilized in chemical research for methodological studies and the exploration of new organic reactions.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 2-Amino-3-Methylene-, Methyl Ester, trans- (9Ci)
CAS No.	774511-88-5
Molecular Formula	C9H15NO2
Molecular Weight	169.22 g/mol
Synonyms	trans-2-Amino-3-methylenepentane-1,5-dioic acid 1-methyl ester; Methyl (1R,2S)-2-amino-3-methylidenecyclopentane-1-carboxylate; (1R,2S)-2-Amino-3-methylidenecyclopentanecarboxylic acid methyl ester; trans-Methyl 2-amino-3-methylidenecyclopentanecarboxylate; 2-Amino-3-methylidenecyclopentanecarboxylic acid methyl ester, trans-; (1R,2S)-rel-2-Amino-3-methylidenecyclopentanecarboxylic acid methyl ester
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 2-Amino-3-Methylene-, Methyl Ester, trans- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for advanced synthetic applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and chiral excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed under an inert atmosphere after each use to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% de
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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