Description

Isocyanobenzene is a versatile and highly reactive aromatic isocyanate intermediate essential for introducing the phenyl isocyanate functional group into target molecules. Its reactivity makes it a critical building block for synthesizing a wide range of specialized chemicals, including pharmaceuticals, agrochemicals, and advanced materials. This compound is particularly valuable for research and development laboratories and industrial-scale manufacturers requiring precise chemical modifications.

Application

• Pharmaceutical Intermediates: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing urea or carbamate linkages.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and pesticides, where it acts as a core building block.
• Polymer & Resin Chemistry: Serves as a cross-linking agent or monomer in the production of specialized polyurethanes, polyureas, and other high-performance polymers.
• Chemical Research & Development: Fundamental reagent in organic synthesis for creating novel compounds, including dyes, pigments, and liquid crystals.
• Peptide & Protein Modification: Employed in biochemistry for labeling and modifying biomolecules via reaction with amino groups.
• Specialty Chemical Manufacturing: Intermediate for producing other fine chemicals, such as carbamates and amides, used across various industrial sectors.

Basic Information

Product Name	Isocyanobenzene
CAS No.	931-54-4
Molecular Formula	C7H5NO
Molecular Weight	119.12 g/mol
Synonyms	Phenyl isocyanate; Isocyanatobenzene; Carbanil; Phenylcarbimide; Benzene, isocyano-; Phenyl isocyanide; Phenyl isocyanate monomer; Phenyl mustard oil
EINECS	213-232-3

Quality Control

Our Isocyanobenzene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, impurity profiling, and identity confirmation. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting compliance with agreed specifications. We support our global B2B clients with full traceability and regulatory documentation as required.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic and highly volatile nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) after opening to prevent moisture absorption and degradation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.09 g/cm³
Boiling Point	~165-166 °C

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