Description

Sodium 3-Chlorobut-2-Ene-1-Sulphonate is a versatile organosulfur compound and a key sulfonate intermediate. This chemical is valued for its ability to introduce sulfonate functionality and act as a reactive building block in organic synthesis. It is primarily sought after by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of surfactants, dispersants, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators.
• Surfactant & Dispersant Manufacturing: Serves as a precursor for anionic surfactants and dispersing agents used in detergents and industrial formulations.
• Polymer Modification: Employed to incorporate sulfonate groups into polymers to enhance hydrophilicity, dyeability, or antistatic properties.
• Chemical Research & Development: A valuable reagent for organic synthesis and process development in R&D laboratories.
• Water Treatment Chemicals: Can be used in the synthesis of scale inhibitors and dispersants for industrial water systems.

Basic Information

Product Name	Sodium 3-Chlorobut-2-Ene-1-Sulphonate
CAS No.	22923-72-4
Molecular Formula	C4H6ClNaO3S
Molecular Weight	192.59 g/mol
Synonyms	3-Chloro-2-buten-1-sulfonic Acid Sodium Salt; Sodium 3-Chloro-2-butenesulfonate; 1-Butenesulfonic Acid, 3-Chloro-, Sodium Salt; 3-Chloro-2-butenesulfonic Acid Sodium Salt; 3-Chloro-2-buten-1-sulfonate Sodium Salt; Sodium 1-Chloro-2-methyl-2-propenesulfonate; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Sodium 3-Chlorobut-2-Ene-1-Sulphonate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, consistent composition, and reliable performance. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided with every 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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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