Bromoxynil octanoate is a

herbicide Herbicides (, ), also commonly known as weed killers, are substances used to control undesired plants, also known as weeds.EPA. February 201Pesticides Industry. Sales and Usage 2006 and 2007: Market Estimates. Summary in press releasMain page f ...

active ingredient, closely related to

bromoxynil Bromoxynil is an organic compound with the formula HOBr2C6H2CN. It is classified as a nitrile herbicide, and as such sold under many trade names. It is a white solid. It works by inhibiting photosynthesis. It is moderately toxic to mammals. It ...

ioxynil Ioxynil is a Postemergence, post-emergent selective nitrile herbicide. It is used in Australia, New Zealand and Japan to control broadleaf weeds via the inhibition of photosynthesis. It is used notably on onion crops, among others, normally at 300� ...

, and ioxynil octanoate. Bromoxynil controls broad leafed

weed A weed is a plant considered undesirable in a particular situation, growing where it conflicts with human preferences, needs, or goals.Harlan, J. R., & deWet, J. M. (1965). Some thoughts about weeds. ''Economic botany'', ''19''(1), 16-24. Pla ...

s in many crops, and is used in the USA, Europe and Australia, on crops, roadsides and

turf Sod is the upper layer of turf that is harvested for transplanting. Turf consists of a variable thickness of a soil medium that supports a community of turfgrasses. In British and Australian English, sod is more commonly known as ''turf'', ...

. Bromoxynil octanoate in the environment has a

half-life Half-life is a mathematical and scientific description of exponential or gradual decay. Half-life, half life or halflife may also refer to: Film * Half-Life (film), ''Half-Life'' (film), a 2008 independent film by Jennifer Phang * ''Half Life: ...

of about 10 days, and breaks down into harmless compounds. It breaks down much quicker than bromoxynil, ioxynil or chloroxynil, which all last about a month in aerobic soil. Bromoxynil octanoate acts by inhibiting

photosynthesis Photosynthesis ( ) is a system of biological processes by which photosynthetic organisms, such as most plants, algae, and cyanobacteria, convert light energy, typically from sunlight, into the chemical energy necessary to fuel their metabo ...

photosystem II Photosystem II (or water-plastoquinone oxidoreductase) is the first protein complex in the light-dependent reactions of oxygenic photosynthesis. It is located in the thylakoid membrane of plants, algae, and cyanobacteria. Within the photosystem ...

, destroying cells, making it a

Group C Group C was a category of sports car racing introduced by the FIA in 1982 and continuing until 1993, with ''Group A'' for Touring car racing, touring cars and ''Group B'' for Grand tourer, GTs. It was designed to replace both Group 5 (motorspor ...

, (Aus), Group C3, (Global), or

Group 6 Group 6 may refer to: * Group 6 element, chemical element classification * Group 6 (motorsport), FIA classification for sports car racing * Group 6 Rugby League, rugby league competition in New South Wales, Australia {{disambig ...

(numeric) under the HRAC system. Weeds show symptoms after four to seven days of

chlorotic In botany, chlorosis is a condition in which leaves produce insufficient chlorophyll. As chlorophyll is responsible for the green color of leaves, chlorotic leaves are pale, yellow, or yellow-white. The affected plant has little or no ability to ...

leaves and

desiccation Desiccation is the state of extreme dryness, or the process of extreme drying. A desiccant is a hygroscopic (attracts and holds water) substance that induces or sustains such a state in its local vicinity in a moderately sealed container. The ...

. It has been sold under the trademarks Bromoxynil, Broclean, Bromox, Brominex, Bromolex, Bromolex and Bromoxymobeed.

References

Links

* Herbicides Bromobenzene derivatives Nitriles Phenol esters Octanoate esters Group 6 herbicides {{Short description , Herbicide, active ingredient