Sethoxydim
{{Chembox
| ImageFile = Sethoxydim.svg
| IUPACName = 2-[(E)-N-Ethoxy-C-propylcarbonimidoyl]-5-(2-ethylsulfanylpropyl)-3-hydroxycyclohex-2-en-1-one
|Section1={{Chembox Identifiers
| CASNo = 74051-80-2
| ChEBI = 81815
| ChemSpiderID = 16736024
| EINECS = 277-682-3
| KEGG = C18539
| PubChem = 135491830
| UNII = 1189NNQ8F6
| StdInChI=1S/C17H29NO3S/c1-5-8-14(18-21-6-2)17-15(19)10-13(11-16(17)20)9-12(4)22-7-3/h12-13,19H,5-11H2,1-4H3/b18-14+
| StdInChIKey = CSPPKDPQLUUTND-NBVRZTHBSA-N
| SMILES = CCC/C(=N\OCC)/C1=C(CC(CC1=O)CC(C)SCC)O
}}
|Section2={{Chembox Properties
| C=17|H=29|N=1|O=3|S=1
}}
|Section8={{Chembox Related
}}
}}
Sethoxydim is a postemergent herbicide for control of grass weeds in a wide variety of horticultural crops.{{cite web | url=http://extension.tennessee.edu/publications/documents/w245.pdf | archive-url=https://web.archive.org/web/20190901131550/http://extension.tennessee.edu/publications/documents/w245.pdf | archive-date=2019-09-01 | title=Common Herbicides for Fruit and Vegetable Weed Control | website=University of Tennessee Extension | pages=1–8}} p. 5.{{cite web | title=Segment (sethoxydim) | website=North Carolina Extension | date=2016-05-09 | url=http://content.ces.ncsu.edu/segment-sethoxydim | access-date=2021-06-01}}{{cite web | url=http://triangleturf.net/labels/mischerb/Sethoxydim%20E-Pro%20Label.pdf | title=Nufarm Sethoxydim SPC Herbicide | archive-url=https://web.archive.org/web/20180920200948/http://triangleturf.net/labels/mischerb/Sethoxydim%20E-Pro%20Label.pdf | archive-date=2018-09-20}}
Sethoxydim is sold under brand names including {{Vanchor|Poast}}, Torpedo, Ultima, Vantage, Conclude, and Rezult. It is manufactured by BASF, TopPro, and Monterey Lawn and Garden.{{cite web | archive-url=https://web.archive.org/web/20170116061305/http://www.invasive.org/gist/products/handbook/19.Sethoxydim.pdf | url=http://www.invasive.org/gist/products/handbook/19.Sethoxydim.pdf | title=Sethoxydim | website=Bugwood | archive-date=2017-01-16}}
Mode of Action
Sethoxydim is a substituted 1,3-cyclohexanedione{{cite journal | last=Kleczkowski | first=L A | title=Inhibitors of Photosynthetic Enzymes/Carriers and Metabolism | journal=Annual Review of Plant Physiology and Plant Molecular Biology | publisher=Annual Reviews | volume=45 | issue=1 | year=1994 | issn=1040-2519 | doi=10.1146/annurev.pp.45.060194.002011 | pages=339–367}} DIM herbicide, a type of Acetyl-CoA carboxylase inhibitor (ACCase herbicide), WSSA/HRAC Group 1 (formerly in HRAC A).{{cite web | title=HRAC MOA 2020 Revision Description and Master Herbicide List | website=Herbicide Resistance Action Committee | date=2020-09-14 | url=http://hracglobal.com/tools/hrac-moa-2020-revision-description-and-master-herbicide-list | access-date=2021-04-01}}
Resistance
Resistant crops
Maize (corn) resistant to ACCase inhibitors has been produced by selection under sethoxydim application.