pyrocoll

noun

py·​ro·​coll

ˈpīrōˌkäl

plural -s

: 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

Word History

Etymology

International Scientific Vocabulary pyr- + -coll

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