2,4-Dinitrophenol can cause reproductive damage. Handle with extreme caution.
Contact can irritate the skin.
Long term exposure may cause dermatitis. Breathing 2,4-Dinitrophenol can irritate the nose and throat. High or repeated exposure can affect the nervous system causing nausea, vomiting, abdominal pain, convulsions and even death. 2,4-Dinitrophenol may damage the liver and kidneys. It is used in dyes, photo developers, explosives, and as a preservative of lumber.