Description

Cyclopentanebutanoic Acid, Gamma,2,5-Trioxo-, Methyl Ester (9Ci) is a specialized organic compound with a complex cyclic structure, serving as a high-value chemical intermediate. This compound matters for its role in facilitating the synthesis of complex molecules, particularly in advanced pharmaceutical and agrochemical research and development. It is primarily needed by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries seeking to build novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those with complex polycyclic or heterocyclic frameworks.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and fungicides requiring specific stereochemistry and functional groups.
• Fine Chemical Production: Serves as a precursor for the manufacture of specialty chemicals, including dyes, pigments, and performance materials.
• Academic & Industrial Research: A valuable reagent for methodological studies in organic synthesis, including cyclization and esterification reactions.
• Material Science: Potential monomer or cross-linking agent in the development of specialized polymers with unique thermal or mechanical properties.

Basic Information

Product Name	Cyclopentanebutanoic Acid, Gamma,2,5-Trioxo-, Methyl Ester (9Ci)
CAS No.	596111-31-8
Molecular Formula	C10H12O5
Molecular Weight	212.20 g/mol
Synonyms	Methyl 4-(2,5-dioxocyclopentyl)-4-oxobutanoate; 4-(2,5-Dioxocyclopentyl)-4-oxobutanoic acid methyl ester; gamma,2,5-Trioxocyclopentanebutanoic acid methyl ester; Butanoic acid, 4-(2,5-dioxocyclopentyl)-4-oxo-, methyl ester; Cyclopentanebutanoic acid, γ,2,5-trioxo-, methyl ester
EINECS	Contact for details

Quality Control

Our Cyclopentanebutanoic Acid, Gamma,2,5-Trioxo-, Methyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the exacting standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque or amber packaging, or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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