Description

3,3'-Disulfanediyldipropanoyl Chloride is a versatile and reactive organosulfur compound featuring a disulfide bridge. This chemical serves as a critical building block and coupling agent in advanced organic synthesis, enabling the formation of stable thioester linkages. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty polymer sectors for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key reagent in the synthesis of prodrugs and active pharmaceutical ingredients (APIs) that utilize disulfide bonds for targeted drug delivery or stability.
• Peptide & Protein Modification: Used as a cross-linking or conjugating agent to introduce thioester groups into biomolecules for biochemical research and bioconjugation.
• Polymer Chemistry: Acts as a monomer or chain extender in the production of specialty polymers with disulfide linkages, which can impart redox-responsive or self-healing properties.
• Agrochemical Synthesis: Intermediate in the manufacture of certain herbicides, fungicides, and plant growth regulators that contain sulfur-based functional groups.
• Material Science: Used in surface functionalization and the creation of advanced materials like functionalized nanoparticles and sensors.
• Chemical Research: Valuable tool in organic synthesis for constructing complex molecular architectures, particularly in sulfur chemistry.

Basic Information

Product Name	3,3'-Disulfanediyldipropanoyl Chloride
CAS No.	1002-18-2
Molecular Formula	C6H8Cl2O2S2
Molecular Weight	247.16 g/mol
Synonyms	3,3'-Dithiodipropionyl Chloride; Bis(3-chloro-3-oxopropyl) Disulfide; 3-Chlorocarbonylpropyl Disulfide; Dithiodipropionyl Chloride; Propanoic acid, 3,3'-dithiobis-, dichloride; 3,3'-Dithiobis(propionyl chloride); β,β'-Dithiodipropionyl Chloride
EINECS	213-690-6

Quality Control

Our 3,3'-Disulfanediyldipropanoyl Chloride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We adhere to relevant industry standards, and each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. Certificates are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and reacts with strong acids/organic solvents; ensure the container is kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) for long-term storage to prevent degradation. Keep away from heat, open flames, and incompatible materials.

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.