isocyanic acid

iso·​cyanic acid

Definition of isocyanic acid

: cyanic acid regarded as having the formula HNCO and usually prepared (as by the reaction of phosgene with the salt of a primary amine) in the form of esters of which some are used in making polyurethans and other resins, plastics, foams, and adhesives

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History and Etymology for isocyanic acid

International Scientific Vocabulary is- + cyanic acid

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Cite this Entry

“Isocyanic acid.” Dictionary, Merriam-Webster, Accessed 20 Oct. 2020.

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