acetothienone

noun
ace·​to·​thi·​enone | \¦a-sə-(ˌ)tō-ˈthī-ə-ˌnōn, ə-ˌsē-tō-\
plural -s

Definition of acetothienone 

: an oily liquid ketone CH3COC4H3S formed by the acetylation of thiophene; methyl 2-thienyl ketone

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First Known Use of acetothienone

1886, in the meaning defined above

History and Etymology for acetothienone

International Scientific Vocabulary acet- + thienone

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The first known use of acetothienone was in 1886

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