Description

1-Isocyanato-2-Phenylsulfanyl-Benzene is a specialized aromatic isocyanate compound featuring a phenylsulfanyl (thiophenyl) substituent. This unique bifunctional structure, containing both a highly reactive isocyanate group and a sulfur-based moiety, makes it a valuable building block for synthesizing advanced polymers and fine chemicals. It is primarily sought after by R&D chemists and process engineers in the agrochemical, pharmaceutical, and specialty polymer industries for creating novel materials with tailored properties.

Application

• Agrochemical Intermediates: Serves as a key precursor in the synthesis of novel herbicides, fungicides, and insecticides, where the sulfur moiety can enhance biological activity.
• Pharmaceutical Building Blocks: Used in medicinal chemistry research for constructing pharmacologically active molecules, particularly those targeting specific enzyme pathways.
• Polymer Modification: Acts as a reactive monomer or cross-linking agent for polyurethanes, polyureas, and other polymers to introduce sulfur-containing groups, altering flexibility, adhesion, or chemical resistance.
• Specialty Adhesives and Coatings: Incorporated into high-performance formulations where the chemical structure contributes to improved durability and substrate bonding.
• Chemical Synthesis Reagent: Employed in organic synthesis for the preparation of thioureas, carbamates, and other derivatives via reactions with amines, alcohols, or water.
• Material Science Research: Utilized in developing advanced polymeric materials with specific optical, thermal, or mechanical characteristics for niche industrial applications.

Basic Information

Product Name	1-Isocyanato-2-Phenylsulfanyl-Benzene
CAS No.	13739-55-4
Molecular Formula	C13H9NOS
Molecular Weight	227.28 g/mol
Synonyms	2-Isocyanatophenyl Phenyl Sulfide; 2-Phenylsulfanylphenyl Isocyanate; Phenyl (2-Isocyanatophenyl) Sulfide; 1-Isocyanato-2-(Phenylthio)benzene; 2-(Phenylthio)phenyl Isocyanate; NSC 163490; (2-Isocyanatophenyl)(phenyl)sulfane
EINECS	Contact for details

Quality Control

Our production of 1-Isocyanato-2-Phenylsulfanyl-Benzene adheres to stringent internal quality protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and may react with strong acids and organic solvents; therefore, it must be kept under an inert atmosphere (e.g., nitrogen or argon) and isolated from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (Karl Fischer)	≤ 0.1%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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