P-tert-octylphenol, also known as p-tert-octylphenol or 4-tert-octylphenol, is a white, flaky crystal at room temperature. It is insoluble in water but soluble in most organic solvents. It is flammable when exposed to open flame or high temperatures. It is a toxic chemical that is irritating and corrosive to the eyes, skin, and mucous membranes, potentially causing congestion and pain. Its main uses are as a raw material in fine chemicals, widely used in the manufacture of oil-soluble phenolic resins, surfactants, adhesives, pharmaceuticals, pesticides, additives, and ink fixing agents.
