Thiophanate-methyl is an organic compound with the formula C6H4(NHC(S)NH(CO)OCH3)2.

The compound is a colorless or white solid, although commercial samples are generally tan-colored.

It is a widely used fungicide used on tree, vine, and root crops.

[1] In Europe it is applied to tomato, wine grapes, beans, wheat, and aubergine.

[6] Thiophanate-methyl acts as a fungicide via its primary metabolite carbendazim.