Description

Butanoic Acid, 3-Chloro-3-Methyl-2-Oxo-, Methyl Ester is a specialized organic ester with a chlorinated oxobutanoate structure, serving as a valuable synthetic intermediate. Its core value proposition lies in its unique molecular framework, which is highly useful for constructing more complex molecules in advanced chemical synthesis. This compound is primarily needed by research and development chemists and process engineers in the pharmaceutical and agrochemical industries for applications such as active pharmaceutical ingredient (API) synthesis and the development of novel crop protection agents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and insecticides.
• Chemical Research: Serves as a versatile reagent in organic chemistry laboratories for method development and the study of reaction mechanisms.
• Fine Chemical Production: Employed in the manufacture of complex, high-value specialty chemicals and flavors/fragrances precursors.
• Polymer Chemistry: Can be utilized as a monomer or modifier in the development of specialty polymers with specific functional properties.

Basic Information

Product Name	Butanoic Acid, 3-Chloro-3-Methyl-2-Oxo-, Methyl Ester
CAS No.	190896-16-3
Molecular Formula	C6H9ClO3
Molecular Weight	164.59 g/mol
Synonyms	Methyl 3-chloro-3-methyl-2-oxobutanoate; 3-Chloro-3-methyl-2-oxobutanoic acid methyl ester; 2-Oxobutanoic acid, 3-chloro-3-methyl-, methyl ester; Methyl 3-chloro-3-methyl-2-oxobutyrate; α-Chloro-α-methylacetoacetic acid methyl ester; Acetoacetic acid, 2-chloro-2-methyl-, methyl ester
EINECS	Contact for details

Quality Control

Our Butanoic Acid, 3-Chloro-3-Methyl-2-Oxo-, Methyl Ester is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality systems are designed to support cGMP and ISO standards for customers in regulated industries.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flames. Ensure the container is kept upright to prevent leakage.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Density	~1.2 g/cm³

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