Description

3-Cyclopentene-1-Carboxylicacid,1-Amino-4-Methyl-2-Oxo-,Methylester,(1S)-(9Ci) is a high-purity, chiral organic compound featuring a cyclopentene core with amino, keto, and ester functional groups. This specific stereochemistry and unique molecular architecture make it a valuable and versatile building block for advanced chemical synthesis. It is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs), agrochemicals, and other fine chemicals where precise stereocontrol is critical.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of new therapeutic agents, particularly for constructing complex heterocyclic or constrained ring systems.
• Agrochemical Synthesis: Used in the creation of advanced pesticides and herbicides, where its specific stereochemistry can influence biological activity and environmental selectivity.
• Chemical Research & Development: Acts as a fundamental building block in academic and industrial labs for exploring new synthetic methodologies and creating libraries of novel compounds for screening.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, fragrances, and advanced materials requiring high structural precision.
• Asymmetric Catalysis Ligand Precursor: Its functional groups and chiral center make it a potential precursor for developing novel ligands used in asymmetric synthesis.

Basic Information

Product Name	3-Cyclopentene-1-Carboxylicacid,1-Amino-4-Methyl-2-Oxo-,Methylester,(1S)-(9Ci)
CAS No.	669060-21-3
Molecular Formula	C9H13NO3
Molecular Weight	183.21 g/mol
Synonyms	(1S)-1-Amino-4-methyl-2-oxo-3-cyclopentene-1-carboxylic acid methyl ester; Methyl (1S)-1-amino-4-methyl-2-oxo-3-cyclopentene-1-carboxylate; (1S)-1-Amino-4-methyl-2-oxocyclopent-3-ene-1-carboxylic acid methyl ester; 3-Cyclopentene-1-carboxylic acid, 1-amino-4-methyl-2-oxo-, methyl ester, (1S)-; (S)-Methyl 1-amino-4-methyl-2-oxo-3-cyclopentene-1-carboxylate
EINECS	Contact for details

Quality Control

Our production of 3-Cyclopentene-1-Carboxylicacid,1-Amino-4-Methyl-2-Oxo-,Methylester,(1S)-(9Ci) adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure consistency and meet the exacting standards required for research and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified for long-term storage.

Specification

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