The molecule is a naphthodithiin that is 5,10-dioxo-5,10-dihydronaphtho[2,3-b][1,4]dithiin which is substituted by nitrile groups at positions 2 and 3. It is a broad spectrum fungicide used to control scab, downy mildew, rust, and leaf spot in the commercial growing of grapes and other fruit, citrus, coffee, and vegetables. It has a role as an antifungal agrochemical. It is a naphthodithiin, a dinitrile and a member of p-quinones.
5,10-dioxobenzo[g][1,4]benzodithiine-2,3-dicarbonitrile