Description

Propenyl Isocyanate is a reactive organic compound belonging to the isocyanate family, characterized by its unsaturated propenyl group. This structure makes it a versatile building block for synthesizing specialized polymers, agrochemicals, and pharmaceutical intermediates where tailored properties are required. It is primarily utilized by research and development chemists, process engineers, and manufacturers in the fine chemical, crop protection, and advanced material sectors seeking to introduce specific functional groups into their molecular architectures.

Application

• Agrochemical Intermediate: A key precursor in the synthesis of novel herbicides, fungicides, and insecticides, where the isocyanate group enables the formation of urea or carbamate linkages.
• Pharmaceutical Synthesis: Employed in the research and development of active pharmaceutical ingredients (APIs), particularly for constructing molecules with urethane or urea functionalities.
• Polymer Modification: Used to introduce cross-linking sites or reactive handles into polymer backbones, enhancing properties like adhesion, durability, or biocompatibility in specialty coatings and resins.
• Chemical Research Reagent: Serves as a valuable reagent in organic synthesis laboratories for the preparation of heterocycles, amides, and other nitrogen-containing compounds.
• Surface Treatment Agent: Can be applied in the surface functionalization of materials to improve bonding with adhesives or coatings.

Basic Information

Product Name	Propenyl Isocyanate
CAS No.	4737-18-2
Molecular Formula	C4H5NO
Molecular Weight	83.09 g/mol
Synonyms	1-Isocyanatoprop-1-ene; 1-Propenyl isocyanate; Isocyanic acid 1-propenyl ester; 1-Propene, 1-isocyanato-; Vinylmethyl isocyanate; 2-Propenyl isocyanate (less common); Allyl isocyanate isomer
EINECS	225-232-8

Quality Control

Our Propenyl Isocyanate is produced and handled under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay by GC or HPLC, identity confirmation (IR), and impurity profiling, to ensure it meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its moisture-sensitive (hygroscopic) nature, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen) after opening to prevent degradation. Keep away from heat, sparks, open flames, and incompatible materials such as water, alcohols, amines, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	~0.95 g/mL

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