2,3,5,6-TETRAFLUOROBENZOYLCHLORIDE, also known as 2,3,5,6-tetrafluorobenzoyl chloride, is a chemical compound with the molecular formula C7HF4ClO. It is a colorless to pale yellow liquid that is primarily used as an intermediate in the production of pharmaceuticals, agrochemicals, and dyes. This compound is a key building block for various organic synthesis processes due to its reactivity and specific chemical properties.