chlorobenzylidene malononitrile

chlorobenzylidene malononitrile

, o-chlorobenzylidenemalononitrile (klŏ″rō-bĕn-zĭl′ĭ-dēn măl-ō-nī′trīl)
A toxic white powder, C10H5ClN2/, ClC6H4CH=C(CN)2, released as an aerosol or mist in riot control. It irritates the eyes, lungs, nose, and skin, and is a form of tear gas.