Description

3,3'-Thiodipropionitrile is a sulfur-containing organic compound with the CAS number 111-97-7, serving as a versatile intermediate and specialty chemical. Its value lies in its unique molecular structure, which features a central thioether linkage connecting two nitrile-functionalized propyl groups, making it a valuable precursor for synthesizing more complex molecules. This chemical is primarily needed by the pharmaceutical, agrochemical, and polymer industries for applications ranging from drug synthesis to the production of specialty resins and additives.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a thioether or nitrile functional group for further transformation.
• Agrochemical Synthesis: Acts as a key building block in the production of certain herbicides, fungicides, and plant growth regulators.
• Polymer & Resin Modifier: Employed as a cross-linking agent or monomer in the manufacture of specialty polymers, adhesives, and coatings to enhance properties like thermal stability or chemical resistance.
• Chemical Intermediate: Serves as a precursor for the production of other sulfur-containing compounds, such as thioesters and sulfones, used in various organic syntheses.
• Ligand & Chelating Agent Precursor: Utilized in the development of ligands for metal catalysis and chelating agents in analytical or separation chemistry.
• Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and material science applications.

Basic Information

Product Name	3,3'-Thiodipropionitrile
CAS No.	111-97-7
Molecular Formula	C6H8N2S
Molecular Weight	140.21 g/mol
Synonyms	Bis(2-cyanoethyl) sulfide; 3,3'-Thiobis(propionitrile); Thiodipropionitrile; Dicyanoethyl sulfide; NSC 7560; 1,1'-[Thiobis(2,1-ethanediyl)]dicyanide; β,β'-Thiodipropionitrile; Bis(β-cyanoethyl) sulfide
EINECS	203-925-7

Quality Control

Our 3,3'-Thiodipropionitrile is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets the high standards required for industrial and research applications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.500 - 1.510
Density (20°C)	1.10 - 1.15 g/mL

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