Description

3-Cyclopentene-1-Butanoicacid,4-Ethoxy-2-Oxo-(9Ci) is a specialized organic compound with a unique bicyclic structure, serving as a valuable intermediate in advanced chemical synthesis. Its molecular architecture, featuring both cyclopentene and butanoic acid moieties, makes it a critical building block for constructing complex molecules with specific functional properties. This high-purity intermediate is primarily sought by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and fine chemicals.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the research and development of novel drug candidates and active pharmaceutical ingredients (APIs).
• Organic Synthesis Building Block: Used in complex multi-step organic reactions, including cycloadditions and cross-coupling, to create structurally diverse compounds.
• Agrochemical Research: Employed in the synthesis of experimental herbicides, fungicides, and plant growth regulators due to its reactive functional groups.
• Material Science: Investigated as a monomer or cross-linking agent for developing specialty polymers with tailored thermal or mechanical properties.
• Academic & Industrial R&D: Serves as a standard or starting material in methodological studies and process chemistry optimization within chemistry laboratories.

Basic Information

Product Name	3-Cyclopentene-1-Butanoicacid,4-Ethoxy-2-Oxo-(9Ci)
CAS No.	173413-41-7
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	4-Ethoxy-2-oxo-3-cyclopentene-1-butanoic acid; 3-Cyclopentene-1-butanoic acid, 4-ethoxy-2-oxo-; 4-Ethoxy-2-oxocyclopent-3-ene-1-butanoic acid; 173413-41-7; (9CI) designation intermediate; Cyclopentenyl butanoic acid derivative
EINECS	Contact for details

Quality Control

Our production of 3-Cyclopentene-1-Butanoicacid,4-Ethoxy-2-Oxo-(9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and GC-MS, to verify identity, potency, and impurity profiles. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. 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 place at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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