chloroacetophenone

noun

chlo·​ro·​ace·​to·​phe·​none ˌklōr-ō-ˌas-ət-(ˌ)ō-fə-ˈnōn  ˌklȯr- 

-ō-ə-ˌsēt-

variants or chloracetophenone

ˌklōr-ˌas-, ˌklōr-ə-ˌsēt-, ˌklȯr- 

: a chlorine derivative of acetophenone

especially : the alpha derivative C₈H₇ClO used especially in solution as a tear gas

—abbreviation CN