Description

o-[(6-Isocyanatohexyl)Thio]Phenyl Isocyanate is a specialized bifunctional isocyanate monomer featuring both an aromatic and an aliphatic isocyanate group linked by a thioether bridge. This unique structure matters for its ability to impart specific properties like flexibility, adhesion, and chemical resistance into advanced polymer systems. It is primarily needed by formulators and researchers in the polyurethane, coatings, adhesives, and specialty elastomer industries seeking to develop high-performance materials.

Application

• Polyurethane Elastomers: As a chain extender or crosslinker to enhance mechanical properties, hydrolytic stability, and low-temperature flexibility.
• High-Performance Coatings: Used in formulations for industrial, automotive, and marine coatings requiring excellent chemical resistance, adhesion, and durability.
• Specialty Adhesives & Sealants: A key component in adhesives for demanding applications where resistance to fuels, oils, and solvents is critical.
• Polymer Modification: To introduce sulfur-containing linkages into polymer backbones, potentially improving compatibility with certain substrates and materials.
• Research & Development: Serves as a valuable building block for synthesizing novel polymers, dendrimers, and other advanced materials in R&D laboratories.

Basic Information

Item	Detail
Product Name	o-[(6-Isocyanatohexyl)Thio]Phenyl Isocyanate
CAS No.	76806-14-9
Molecular Formula	C14H16N2O2S
Molecular Weight	276.35 g/mol
Synonyms	2-[(6-Isocyanatohexyl)thio]phenyl isocyanate; 1-Isocyanato-2-[(6-isocyanatohexyl)sulfanyl]benzene; o-(6-Isocyanatohexylthio)phenyl isocyanate; Bifunctional isocyanate with thioether linkage; Aromatic-aliphatic diisocyanate monomer
EINECS	Contact for details

Quality Control

Our production of o-[(6-Isocyanatohexyl)Thio]Phenyl Isocyanate adheres to stringent quality protocols to ensure batch-to-batch consistency and reliability. The product undergoes rigorous analytical testing, including assay by titration and impurity profiling, to meet exacting customer specifications. Certificates of Analysis (COA) documenting purity, isocyanate content, and other critical parameters are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under a dry, inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize degradation and polymerization. Due to its highly volatile and easily oxidized nature, the container must be kept tightly sealed in a cool, well-ventilated area away from heat, moisture, and incompatible materials such as alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (NCO Content)	≥ 98.0%
Purity (HPLC)	≥ 97.0%
Hydrolyzable Chloride	≤ 0.1%
Specific Gravity (20°C)	1.15 - 1.20

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