ac·​et·​anis·​i·​dide | \ˌa-sə-tə-ˈni-sə-ˌdīd, -dəd\
plural -s

Definition of acetanisidide 

: any of three isomeric crystalline compounds CH3CONHC6H4OCH3 derived from anisidine and acetic acid

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First Known Use of acetanisidide

1901, in the meaning defined above

History and Etymology for acetanisidide

International Scientific Vocabulary acet- + anisidine + -ide

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The first known use of acetanisidide was in 1901

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