Formanilide is the organic compound with the formula C<sub>6</sub>H<sub>5</sub>N(H)CHO. It is the formamide of aniline. It is a colorless solid. The compound is an additive in rubber products as well as a common synthetic intermediate. For example, it is a precursor to the fungicide mepanipyrim. Dehydration of formanilide gives phenylisocyanide.