Description

3-Chlorosulfonyl-Propionic Acid Methyl Ester is a versatile and reactive sulfonyl chloride derivative used as a key building block in organic synthesis. Its bifunctional nature, containing both a reactive sulfonyl chloride group and an ester moiety, makes it a valuable intermediate for constructing complex molecules. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of sulfonamide-based drug candidates, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators requiring specific sulfonyl functional groups.
• Polymer Modification: Acts as a reactive monomer or cross-linking agent to introduce sulfonyl chloride functionality into polymer chains for specialty materials.
• Dye and Pigment Manufacturing: Serves as an intermediate in the synthesis of sulfonated dyes and high-performance pigments.
• Chemical Research (R&D): Employed in academic and industrial laboratories for developing new synthetic methodologies and novel chemical entities.
• Ligand and Catalyst Development: Used to create specialized ligands for metal complexes and catalysts in asymmetric synthesis.

Basic Information

Product Name	3-Chlorosulfonyl-Propionic Acid Methyl Ester
CAS No.	15441-07-3
Molecular Formula	C4H7ClO4S
Molecular Weight	186.61 g/mol
Synonyms	Methyl 3-(Chlorosulfonyl)propanoate; Methyl 3-Chlorosulfonylpropionate; 3-(Chlorosulfonyl)propionic Acid Methyl Ester; β-(Chlorosulfonyl)propionic Acid Methyl Ester; NSC 163063; Propanoic acid, 3-(chlorosulfonyl)-, methyl ester
EINECS	Contact for details

Quality Control

Our 3-Chlorosulfonyl-Propionic Acid Methyl Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and industrial use. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality management system is designed to meet the stringent requirements of our global B2B partners in advanced chemical synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature and strong acid/organic solvent properties, the container must be kept tightly sealed to exclude moisture and stored separately from bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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