Description

Propanoic Acid, 3-[[(2E)-2-Ethylidenecyclopentyl]Amino]-3-Oxo-, Methyl Ester (9Ci) is a specialized organic compound featuring a cyclopentylidene moiety linked to a propanoic acid methyl ester via an amide bond. This unique molecular architecture makes it a valuable intermediate for advanced organic synthesis, particularly in the development of complex molecules with specific stereochemistry. It is primarily sought by pharmaceutical research and fine chemical manufacturers for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting neurological or metabolic pathways.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its complex cyclic structure.
• Fine Chemical Synthesis: Serves as a versatile chiral synthon for creating complex natural product analogs and specialty chemicals.
• Material Science Research: Potential precursor for advanced polymers or liquid crystals due to its rigid, functionalized core.
• Academic & R&D Laboratories: Employed in methodological studies and the exploration of new chemical reactions and catalytic processes.

Basic Information

Product Name	Propanoic Acid, 3-[[(2E)-2-Ethylidenecyclopentyl]Amino]-3-Oxo-, Methyl Ester (9Ci)
CAS No.	662157-70-2
Molecular Formula	C12H19NO3
Molecular Weight	225.29 g/mol
Synonyms	Methyl 3-[[(2E)-2-ethylidenecyclopentyl]amino]-3-oxopropanoate; 3-[[(2E)-2-Ethylidene-1-cyclopentyl]amino]-3-oxopropanoic Acid Methyl Ester; (2E)-2-Ethylidenecyclopentyl 3-Methoxy-3-oxopropanamide; Methyl 3-(((2E)-2-ethylidenecyclopentyl)amino)-3-oxopropanoate; Propanoic acid, 3-[[(2E)-2-ethylidenecyclopentyl]amino]-3-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to strict quality management systems. Every batch undergoes comprehensive analytical characterization, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment. We support cGMP-compliant manufacturing for pharmaceutical applications upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents and bases. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.