Description

1,2-Propanedithiol is a versatile organic sulfur compound, primarily valued for its role as a powerful reducing agent and a crucial building block in organic synthesis. Its bifunctional thiol structure makes it an essential intermediate for creating complex molecules in pharmaceuticals and advanced materials. This product is particularly critical for researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries who require precise control over disulfide bond formation and thiol-ene click chemistry.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing disulfide or thioether linkages.
• Polymer Modification: Used as a cross-linking agent, chain transfer agent, or modifier in the production of specialty polymers, rubbers, and resins to enhance properties.
• Chemical Synthesis Reagent: Acts as a potent reducing agent for disulfides and as a nucleophile in various organic transformations, including Michael additions and thioacetal formations.
• Agrochemical Synthesis: Intermediate in the manufacture of certain pesticides, herbicides, and fungicides that incorporate sulfur-based functional groups.
• Ligand Precursor: Used in coordination chemistry to synthesize dithiol ligands for metal complexes in catalysis and material science.
• Odorant and Flavor Precursor: Serves as a starting material for synthesizing certain sulfur-containing compounds used in flavor and fragrance applications.

Basic Information

Product Name	1,2-Propanedithiol
CAS No.	814-67-5
Molecular Formula	C3H8S2
Molecular Weight	108.22 g/mol
Synonyms	1,2-Dimercaptopropane; Propylene dimercaptan; 1,2-Propylene dithiol; 2-Hydroxy-1,3-propanedithiol (tautomer); 1,2-Propanedithiol; 1,2-Dithioglycerol; NSC 8415
EINECS	212-398-8

Quality Control

Our 1,2-Propanedithiol is produced under stringent quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and titration methods, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to guarantee it meets your specific research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place away from heat, sparks, and open flame. Due to its properties of being easily oxidized (store under inert atmosphere) and highly volatile, it is recommended to store under an inert atmosphere such as nitrogen and keep the container tightly sealed when not in use. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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