Description

Cyclopentanecarboxylic Acid, 2-Amino-4-Methyl- (9Ci) is a specialized chiral building block featuring a functionalized cyclopentane ring. This compound matters as a key intermediate in the synthesis of complex, high-value molecules, particularly in the pharmaceutical sector where its unique structure enables the creation of novel bioactive compounds. It is primarily needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials industries for constructing active pharmaceutical ingredients (APIs), ligands, and other fine chemicals.

Application

• Pharmaceutical intermediate for the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Chiral building block in asymmetric synthesis for creating stereochemically complex molecules.
• Precursor for the development of specialized ligands and catalysts used in organic transformations.
• Key starting material in agrochemical research for novel pesticide and herbicide development.
• Intermediate in the synthesis of advanced materials and specialty polymers.
• Research and development (R&D) of new chemical entities in academic and industrial laboratories.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 2-Amino-4-Methyl- (9Ci)
CAS No.	740776-33-4
Molecular Formula	C7H13NO2
Molecular Weight	143.18 g/mol
Synonyms	2-Amino-4-methylcyclopentanecarboxylic acid; 4-Methyl-2-aminocyclopentanecarboxylic acid; 2-Amino-4-methyl-1-cyclopentanecarboxylic acid; (1R,2S,4S)-2-Amino-4-methylcyclopentanecarboxylic acid (for specific stereoisomer); 2-Amino-4-methylcyclopentane-1-carboxylic acid; Amino-methylcyclopentanecarboxylic acid; CAS 740776-33-4
EINECS	Contact for details

Quality Control

Our Cyclopentanecarboxylic Acid, 2-Amino-4-Methyl- (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) with detailed specifications from methods including HPLC, NMR, and chiral analysis are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed tightly after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee (or as specified)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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