pyrocoll

noun
py·​ro·​coll | \ˈpīrōˌkäl\
plural -s

Definition of pyrocoll 

: a crystalline tricyclic inner amide C10H6N2O2 obtained by the distillation of gelatin, glue, or leather scrap or by the dehydration of pyrrole-carboxylic acid with acetic anhydride

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History and Etymology for pyrocoll

International Scientific Vocabulary pyr- + -coll

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