CH2CHCH2NCO

CH2CHCH2NCO is the chemical formula for allyl isocyanate. It is an organic compound that belongs to the class of isocyanates, characterized by the functional group -N=C=O. Allyl isocyanate is a colorless liquid with a pungent odor. Its structure features an allyl group (CH2=CHCH2-) attached to the isocyanate group.

This compound is primarily used as a chemical intermediate in the synthesis of various organic compounds. It can undergo addition reactions with nucleophiles, such as alcohols and amines, to form carbamates and ureas, respectively. These reactions are fundamental in the production of polymers, pharmaceuticals, and agricultural chemicals. For example, it can be used in the synthesis of certain pesticides and herbicides.

Allyl isocyanate is a reactive compound and requires careful handling due to its potential toxicity and irritating properties. Exposure can cause respiratory irritation and skin sensitization. It is important to store and handle allyl isocyanate in well-ventilated areas, away from moisture and incompatible materials. Its reactivity also means it can polymerize under certain conditions, especially in the presence of catalysts or heat.