Description

4-Chloro-2-Cyano-3-Oxobutanoic Acid Ethyl Ester is a versatile and high-purity organic building block, essential for advanced chemical synthesis. Its value lies in its unique bifunctional structure, which serves as a key precursor for constructing complex heterocyclic compounds and active pharmaceutical ingredients (APIs). This compound is critically needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing new molecules and proprietary processes.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of various heterocyclic compounds, including pyridines, pyrimidines, and fused ring systems with potential biological activity.
• Agrochemical Synthesis: Used as a key precursor for developing novel herbicides, fungicides, and insecticides, leveraging its reactive chloro and cyano groups.
• Fine Chemical Production: Serves as a versatile synthon in custom synthesis and contract manufacturing for specialty chemicals, dyes, and functional materials.
• Research & Development: Employed in academic and industrial R&D labs for exploring new reaction pathways and creating libraries of novel chemical entities for screening.
• API Manufacturing: Integral in multi-step synthetic routes for the production of complex Active Pharmaceutical Ingredients (APIs), where high purity is paramount.

Basic Information

Item	Detail
Product Name	4-Chloro-2-Cyano-3-Oxobutanoic Acid Ethyl Ester
CAS No.	26390-99-8
Molecular Formula	C7H8ClNO3
Molecular Weight	189.60 g/mol
Synonyms	Ethyl 4-Chloro-2-cyano-3-oxobutanoate; Ethyl 4-Chloro-2-cyanoacetoacetate; 4-Chloro-2-cyanoacetoacetic Acid Ethyl Ester; 2-Cyano-4-chloro-3-oxobutanoic Acid Ethyl Ester; 4-Chloro-2-cyano-3-oxobutyric Acid Ethyl Ester; Ethyl (4-chloro-2-cyano-3-oxobutanoate); Ethyl 4-chloro-2-cyano-3-oxobutyrate
EINECS	Contact for details

Quality Control

Our 4-Chloro-2-Cyano-3-Oxobutanoic Acid Ethyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specifications and test results. Our quality commitment supports applications requiring GMP-grade intermediates and reliable supply chain integrity.

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). The compound may be moisture-sensitive; keep the container tightly sealed when not in use. Keep away from strong bases, strong oxidizing agents, and sources of ignition.

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 (as Pb)	≤ 20 ppm

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