What are the physical and chemical properties of 2,3,5,6-Tetrafluoro-4-sulfanylbenzoic acid (CAS: 5211-44-9)?

2,3,5,6-Tetrafluoro-4-sulfanylbenzoic acid (CAS: 5211-44-9) is a crystalline solid with a molecular weight of approximately 262.04 g/mol. It has limited solubility in water but is more soluble in organic solvents like ethanol and acetone. Chemically, it is relatively stable but can undergo substitution reactions under certain conditions. It is an acid, and therefore, reacts with bases to form salts.