Description

2-Cyano-4-Oxo-Cyclopentanecarboxylic Acid Methyl Ester is a versatile and high-value synthetic intermediate characterized by its functionalized cyclopentane core. This compound matters for its critical role in the synthesis of complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing advanced scaffolds.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel active pharmaceutical ingredients (APIs), especially those containing fused ring systems or constrained analogs.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and other performance chemicals requiring specific cyclic structures.
• Academic & Contract Research: Essential reagent in organic chemistry research for methodology development and the exploration of new chemical spaces.
• Material Science: Potential monomer or cross-linking agent in the development of specialized polymers with unique thermal or mechanical properties.

Basic Information

Product Name	2-Cyano-4-Oxo-Cyclopentanecarboxylic Acid Methyl Ester
CAS No.	93929-61-4
Molecular Formula	C8H9NO3
Molecular Weight	167.16 g/mol
Synonyms	Methyl 2-Cyano-4-Oxocyclopentanecarboxylate; 4-Oxo-2-cyanocyclopentanecarboxylic Acid Methyl Ester; 2-Cyano-4-oxocyclopentanecarboxylic acid methyl ester; Methyl 4-oxo-2-cyanocyclopentanecarboxylate; Cyclopentanecarboxylic acid, 2-cyano-4-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Every batch of 2-Cyano-4-Oxo-Cyclopentanecarboxylic Acid Methyl Ester is produced and tested under a strict quality management system. We ensure high purity and batch-to-batch consistency through advanced analytical techniques including HPLC, GC, and NMR. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	< 10 ppm

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