It is a commonly used fluorine-containing heterocyclic fine chemical intermediate with the molecular formula C₅H₄FN and a molecular weight of 97.09, widely applied in pharmaceuticals, pesticides and organic synthesis.

It is used to make Tuxelic acid, J acid, 2.3- acid, and used to make antioxidant DNP and itsantioxidant, organic pigment and fungicide.

Antioxidant DTPD(3100), which belongs to the p-phenylenediamine antioxidant family, exhibits excellent antiozonant performance for chloroprene rubber. It is an effective antioxidant widely used in the tire industry and various rubber products.