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allophanate

noun
al·​loph·​a·​nate | \əˈläfəˌnāt\
plural -s

Definition of allophanate 

: a salt or ester of allophanic acid

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First Known Use of allophanate

1847, in the meaning defined above

History and Etymology for allophanate

allophanic + -ate

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The first known use of allophanate was in 1847

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