Description

Cyclopentanecarboxylic Acid, 2-Amino-4-Methylene-, Methyl Ester, trans- (9Ci) is a specialized chiral building block featuring a functionalized cyclopentane core. This compound matters for its role as a key intermediate in the synthesis of complex, biologically active molecules, offering a unique stereochemical and structural framework. It is primarily needed by research and development chemists in the pharmaceutical and agrochemical industries for constructing novel active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in antiviral, anticancer, and neurological drug discovery programs.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, where its unique structure can contribute to new modes of action.
• Chemical Research & Development: Serves as a versatile scaffold in medicinal chemistry for structure-activity relationship (SAR) studies and lead optimization.
• Asymmetric Synthesis: Employed as a starting material or intermediate in catalytic asymmetric reactions to introduce stereogenic centers into target molecules.
• Fine Chemical Production: Utilized in the multi-step synthesis of complex fine chemicals and specialty materials requiring high purity and specific stereochemistry.

Basic Information

Product Name	Cyclopentanecarboxylic Acid, 2-Amino-4-Methylene-, Methyl Ester, trans- (9Ci)
CAS No.	773822-43-8
Molecular Formula	C9H15NO2
Molecular Weight	169.22 g/mol
Synonyms	trans-2-Amino-4-methylenepentanoic acid methyl ester; Methyl trans-2-amino-4-methylenepentanoate; (1R,2S)-2-Amino-4-methylidenecyclopentane-1-carboxylic acid methyl ester; (1S,2R)-2-Amino-4-methylidenecyclopentane-1-carboxylic acid methyl ester; 2-Amino-4-methylidenecyclopentanecarboxylic acid methyl ester; Cyclopentanecarboxylic acid, 2-amino-4-methylene-, methyl ester, trans-; trans-Methyl 2-amino-4-methylenepentanoate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing purity, identity, and impurity profiles. We adhere to strict quality management protocols to ensure batch-to-batch consistency and reliability for your critical synthesis workflows.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
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.