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CAS 210631-68-8

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Topramezone

Description:
Topramezone is a selective herbicide primarily used in agricultural settings for the control of certain broadleaf and grassy weeds. It belongs to the class of chemicals known as isoxazoles and functions by inhibiting the enzyme 4-hydroxyphenylpyruvate dioxygenase (HPPD), which is crucial for the biosynthesis of carotenoids in plants. This inhibition leads to the disruption of photosynthesis and ultimately results in plant death. Topramezone is characterized by its systemic action, allowing it to be absorbed by both the foliage and roots of plants. It is typically applied post-emergence and is effective in various crops, including corn and soybeans. The compound is known for its low toxicity to mammals and birds, making it a relatively safe option for integrated pest management. Additionally, it has a favorable environmental profile, with low persistence in soil and water, reducing the risk of contamination. As with all herbicides, proper application and adherence to safety guidelines are essential to minimize potential impacts on non-target species and ecosystems.
Formula:C16H17N3O5S
InChI:InChI=1S/C16H17N3O5S/c1-9-10(15(20)11-8-17-19(2)16(11)21)4-5-13(25(3,22)23)14(9)12-6-7-24-18-12/h4-5,8,21H,6-7H2,1-3H3
InChI key:InChIKey=IYMLUHWAJFXAQP-UHFFFAOYSA-N
SMILES:S(C)(=O)(=O)C1=C(C(C)=C(C(=O)C2=C(O)N(C)N=C2)C=C1)C=3CCON3
Synonyms:
  • 210631-68-8
  • Arietta
  • Bas 670H
  • Benzuocaotong
  • Impact
  • Impact (herbicide)
  • Methanone, [3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl](5-hydroxy-1-methyl-1H-pyrazol-4-yl)-
  • Pylex
  • T5No Eutj Er B1 Fsw1 Cv- Dtnnj A1 Eq
  • Topramezone
  • See more synonyms
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