Group 24 herbicides

Dinoseb is a common industry name for 6-sec-butyl-2,4-dinitrophenol, a herbicide in the dinitrophenol family. It is a crystalline orange solid which does not readily dissolve in water. Dinoseb is banned as an herbicide in the European Union (EU) and the United States because of its toxicity.

Dinoterb is a chemical compound previously used as a contact herbicide. It is an uncoupler, affecting respiration in mitochondria and photosynthesis in chloroplasts. It is banned for use in the European Union and use was suspended in the United States in 1986.

Chlorflurazole is an herbicide. It is classified as an extremely hazardous substance in the United States as defined in Section 302 of the U.S. Emergency Planning and Community Right-to-Know Act (42 U.S.C. 11002), and is subject to strict reporting requirements by facilities which produce, store, or use it in significant quantities.