pentachloronitrobenzene

pentachloronitrobenzene

[¦pen·tə¦klȯr·ō‚nī·trə′ben‚zēn] (organic chemistry) C6Cl5NO2 crystals or cream color with a melting point of 142-145°C; slightly soluble in alcohols; used as a fungicide and herbicide. Abbreviated PCNB. Also known as quintozene; terrachlor.