Description

Propanoic Acid, 3-Chloro-2-Oxo-3-Thioxo-, Methyl Ester is a specialized organic ester with a unique chlorinated and thioxo-functionalized structure. This compound serves as a versatile and high-value chemical intermediate for synthesizing complex molecules in advanced research and manufacturing. It is primarily required by pharmaceutical, agrochemical, and fine chemical industries for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those requiring chlorinated heterocyclic scaffolds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and fungicides due to its reactive chlorothioxo moiety.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and other performance chemicals where specific sulfur and chlorine functionalities are needed.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D labs for constructing complex molecular architectures and exploring new chemical reactions.
• Material Science: Potential use as a monomer or additive in the development of specialized polymers with unique properties.

Basic Information

Item	Details
Product Name	Propanoic Acid, 3-Chloro-2-Oxo-3-Thioxo-, Methyl Ester
CAS No.	58861-59-9
Molecular Formula	C4H3ClO2S
Molecular Weight	150.58 g/mol
Synonyms	Methyl 3-chloro-2-oxo-3-thioxopropanoate; Methyl 3-chloro-2-oxo-3-thioxopropionate; 3-Chloro-2-oxo-3-thioxopropionic acid methyl ester; Methyl chlorothioxoacetate; Chlorothioxoacetic acid methyl ester; 3-Chloro-3-thioxo-2-oxopropyl methyl ester; Methyl 3-chloro-3-thioxopyruvate; (Chloro)(thioxo)acetic acid methyl ester
EINECS	Contact for details

Quality Control

Our Propanoic Acid, 3-Chloro-2-Oxo-3-Thioxo-, Methyl Ester is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of our global B2B clients. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 flames. This material is light-sensitive; prolonged exposure to light should be avoided to maintain stability.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 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.