Description

3-Iodopropyltrimethoxysilane is a bifunctional organosilane coupling agent that combines a reactive iodine group with hydrolyzable methoxysilane functionality. This unique structure makes it a critical intermediate for introducing iodine or propylsilane linkages onto surfaces and into polymer matrices, enhancing adhesion, compatibility, and functionality. It is primarily utilized in the development of advanced materials within the electronics, life sciences, and specialty polymer industries.

Application

• Surface Modification Agent: For functionalizing silica, glass, and metal oxide surfaces to introduce iodine atoms or organic layers for further chemical grafting.
• Polymer & Resin Modification: Acts as a crosslinking agent or functional monomer in silicone, epoxy, and other polymer systems to improve thermal and mechanical properties.
• Bioconjugation & Pharmaceutical Intermediates: Serves as a key synthon for attaching biomolecules, drugs, or imaging agents to carriers via the reactive iodine handle.
• Adhesion Promoter: Enhances the bond between organic polymers and inorganic substrates in coatings, sealants, and composite materials.
• Electronics & Semiconductor Manufacturing: Used in the synthesis of precursors for dielectric films, photoresists, and self-assembled monolayers (SAMs).
• Research & Development: A versatile building block in organic synthesis and materials science for creating novel functionalized silanes and hybrid materials.

Basic Information

Product Name	3-Iodopropyltrimethoxysilane
CAS No.	14867-28-8
Molecular Formula	C6H15IO3Si
Molecular Weight	290.18 g/mol
Synonyms	(3-Iodopropyl)trimethoxysilane; Trimethoxy(3-iodopropyl)silane; 3-Iodopropyltrimethoxysilane; Iodopropyltrimethoxysilane; Silane, (3-iodopropyl)trimethoxy-; I-PTMS; IPTMS; γ-Iodopropyltrimethoxysilane
EINECS	Contact for details

Quality Control

Our production of 3-Iodopropyltrimethoxysilane adheres to stringent quality management protocols. Every batch is analyzed using advanced techniques including GC, HPLC, and NMR to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, assay, and impurity profiles is provided with each shipment to support your quality assurance and regulatory needs.

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 acids and incompatible organic solvents. Due to its light-sensitive nature and reactivity, the container should be kept sealed under an inert atmosphere such as nitrogen for long-term storage to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Refractive Index (n20D)	1.450 - 1.455
Density (20°C)	1.50 - 1.55 g/mL

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