Description

1,12-Dimercaptododecane is a linear aliphatic dithiol compound characterized by its two terminal thiol (-SH) groups. This structure makes it a valuable bifunctional chain transfer agent and cross-linking modifier in polymer synthesis and material science. It is primarily utilized by R&D chemists and production engineers in the specialty polymer, adhesive, and advanced material manufacturing sectors to tailor material properties such as elasticity, thermal stability, and mechanical strength.

Application

• Polymer Modification: Acts as a chain transfer agent in radical polymerizations to control molecular weight and as a cross-linker in thiol-ene click chemistry for creating polymer networks.
• Material Science: Used in the synthesis of self-assembled monolayers (SAMs) on gold and other metal surfaces for sensor development and surface functionalization.
• Adhesive & Sealant Formulation: Serves as a curing agent and cross-linking component in high-performance polyurethane and polysulfide-based adhesives and sealants.
• Lubricant & Fuel Additive: Functions as an extreme pressure additive and anti-wear agent in synthetic lubricants and as a stabilizer in certain fuel formulations.
• Pharmaceutical Intermediate: Employed as a building block in the synthesis of complex molecules for drug discovery and development.
• Nanoparticle Stabilization: Used as a capping agent to stabilize metal nanoparticles and control their size and dispersion.

Basic Information

Product Name	1,12-Dimercaptododecane
CAS No.	33528-63-1
Molecular Formula	C₁₂H₂₆S₂
Molecular Weight	234.46 g/mol
Synonyms	1,12-Dodecanedithiol; Dodecamethylene dimercaptan; 1,12-Dithiododecane; Dodecane-1,12-dithiol; 1,12-Bis(mercapto)dodecane; 12-Mercapto-1-dodecanethiol; Dithiol C12; Linear C12 dithiol
EINECS	Contact for details

Quality Control

Our 1,12-Dimercaptododecane is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated area. Recommended storage temperature is 2-8°C to minimize oxidation and prolong shelf life. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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