Description

1,11-Undecanedithiol, 99% is a high-purity, linear aliphatic dithiol compound characterized by its terminal thiol (-SH) groups. This bifunctional molecule is a versatile building block in advanced material synthesis, valued for its ability to form stable bonds with metals and other substrates. It is essential for researchers and manufacturers in the fields of polymer chemistry, nanotechnology, and surface science who require precise molecular control and functionalization.

Application

• Polymer & Material Science: Key monomer for synthesizing polythioethers, functional polymers, and self-assembled monolayers (SAMs).
• Nanotechnology: Used as a capping or stabilizing agent for metal nanoparticles (e.g., gold, silver) and quantum dots.
• Surface Modification: Acts as a molecular linker or adhesion promoter for creating functionalized surfaces on metals, glass, and semiconductors.
• Crosslinking Agent: Employed in the production of specialty elastomers, resins, and coatings to enhance mechanical and thermal properties.
• Chemical Synthesis: Serves as a crucial intermediate in organic synthesis for introducing thiol functionality into larger molecular architectures.
• Lubricant & Fuel Additives: Potential precursor for extreme-pressure additives and multifunctional lubricant components.

Basic Information

Product Name	1,11-Undecanedithiol, 99%
CAS No.	63476-06-2
Molecular Formula	C11H24S2
Molecular Weight	220.44 g/mol
Synonyms	Undecane-1,11-dithiol; 1,11-Dimercaptoundecane; 11-Mercapto-1-undecanethiol; Undecanedithiol; α,ω-Undecanedithiol; 1,11-Bis(mercapto)undecane; 11,11'-Thiobis(1-undecanethiol) (related); HS(CH2)11SH
EINECS	Contact for details

Quality Control

Our 1,11-Undecanedithiol, 99% is produced under stringent quality management protocols. Each batch undergoes rigorous analytical testing, including chromatography (GC/HPLC) and spectroscopic methods, to ensure the specified purity and identity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical properties is provided with every shipment to guarantee traceability and compliance with your research and production standards.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. Keep away from strong oxidizing agents, strong acids, and bases. The container should be kept in a cool, dry, and well-ventilated place.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	Contact for details
Density (20°C)	Contact for details

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