Description

1-Propanethiol, 3,3-(1,1,3,3-Tetramethoxy-1,3-Disiloxanediyl)Bis- is a specialized organosilicon compound featuring a unique disiloxane bridge with terminal thiol and alkoxy functionalities. This dual reactivity makes it a valuable bifunctional building block for synthesizing advanced materials with tailored surface properties and cross-linking capabilities. It is primarily utilized by R&D chemists and process engineers in the silicone polymers, surface modification, and advanced adhesives sectors seeking to incorporate sulfur-based reactivity into siloxane matrices.

Application

• Surface Modification Agent: Used to functionalize inorganic surfaces (e.g., silica, metals) via the siloxane group, introducing thiol groups for subsequent conjugation or adhesion promotion.
• Cross-linking Agent for Silicones: Acts as a co-monomer or cross-linker in silicone polymer synthesis, where the thiol groups can participate in thiol-ene click chemistry or redox curing systems.
• Intermediate for Specialty Chemicals: Serves as a key precursor in the synthesis of more complex organosilicon compounds, dendrimers, or ligands for catalysis.
• Adhesive and Sealant Formulations: Incorporated to enhance the adhesion properties and cure flexibility of high-performance silicone-based adhesives and sealants.
• Polymer Modification: Used to graft siloxane-thiol functionalities onto organic polymer backbones to improve compatibility, reduce friction, or add specific chemical handles.
• Research & Development: A valuable tool in material science R&D for creating novel hybrid organic-inorganic materials with controlled architectures.

Basic Information

Product Name	1-Propanethiol, 3,3-(1,1,3,3-Tetramethoxy-1,3-Disiloxanediyl)Bis-
CAS No.	114637-24-0
Molecular Formula	C10H26O6S2Si2
Molecular Weight	370.61 g/mol
Synonyms	Bis(3-mercaptopropyl)tetramethoxydisiloxane; 3,3'-(Tetramethoxydisiloxane-1,3-diyl)di-1-propanethiol; 1,3-Bis(3-mercaptopropyl)tetramethoxydisiloxane; Tetramethoxybis(3-mercaptopropyl)disiloxane; Disiloxane, 1,3-bis(3-mercaptopropyl)-1,1,3,3-tetramethoxy-; 3-[(3-Mercaptopropoxy)dimethoxysilyl]propyl dimethoxy(3-sulfanylpropyl)silane
EINECS	Contact for details

Quality Control

Our production of 1-Propanethiol, 3,3-(1,1,3,3-Tetramethoxy-1,3-Disiloxanediyl)Bis- adheres to a stringent quality management system. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to verify identity, purity, and consistency. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment to ensure traceability and compliance with your research or production requirements.

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 maximize shelf-life stability. Keep away from strong oxidizing agents and sources of ignition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Thiol Content	Contact for details
Methoxy Content	Contact for details

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