Description

4-(2-Chloro-Phenyl)-3-Oxo-Butyric Acid Methyl Ester is a versatile and high-purity organic intermediate, specifically a β-keto ester derivative. Its molecular structure makes it a valuable building block for synthesizing more complex molecules in advanced chemical manufacturing. This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those with chlorinated aromatic systems.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and other crop protection agents.
• Organic Synthesis Building Block: Employed in Claisen condensation and other reactions to construct complex molecular frameworks in fine chemical production.
• Research & Development: Serves as a standard or starting material in academic and industrial R&D labs for method development and novel compound discovery.
• Dye and Pigment Intermediate: Can be utilized in the synthesis of specialized dyes and organic pigments.

Basic Information

Product Name	4-(2-Chloro-Phenyl)-3-Oxo-Butyric Acid Methyl Ester
CAS No.	116921-39-2
Molecular Formula	C11H11ClO3
Molecular Weight	226.66 g/mol
Synonyms	Methyl 4-(2-chlorophenyl)-3-oxobutanoate; 3-Oxobutanoic acid, 4-(2-chlorophenyl)-, methyl ester; Methyl 3-oxo-4-(2-chlorophenyl)butyrate; 2-Chlorophenylacetone methyl ester (derivative); β-Keto ester, 2-chloro derivative; Butyric acid, 4-(2-chlorophenyl)-3-oxo-, methyl ester
EINECS	Contact for details

Quality Control

Our production of 4-(2-Chloro-Phenyl)-3-Oxo-Butyric Acid Methyl Ester adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency meet exacting standards. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee full traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Purity (GC)	≥ 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.