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Mesotrione
Chemical compound used as an herbicide / From Wikipedia, the free encyclopedia
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Mesotrione is a selective herbicide used mainly in maize crops.[1] It is a synthetic compound inspired by the natural substance leptospermone found in the bottlebrush tree Callistemon citrinus. It inhibits the enzyme 4-hydroxyphenylpyruvate dioxygenase (HPPD)[3] and is sold under brand names including Callisto and Tenacity. It was first marketed by Syngenta in 2001.[4]
Quick Facts Names, Identifiers ...
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Names | |
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IUPAC name
2-(4-mesyl-2-nitrobenzoyl)cyclohexane-1,3-dione | |
Preferred IUPAC name
2-[4-(Methylsulfonyl)-2-nitrobenzoyl]cyclohexane-1,3-dione | |
Other names
ZA1296 | |
Identifiers | |
3D model (JSmol) |
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ChEBI | |
ChemSpider |
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ECHA InfoCard | 100.111.661 ![]() |
PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties[1] | |
C14H13NO7S | |
Molar mass | 339.32 g·mol−1 |
Appearance | Yellow to tan coloured solid |
Density | 1.49 g/cm3 |
Melting point | 165.3 °C (329.5 °F; 438.4 K) |
1500 mg/L (20 °C) | |
log P | 0.11 |
Acidity (pKa) | 3.12 |
Hazards[2] | |
GHS labelling: | |
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Warning | |
H410 | |
P273, P391, P501 | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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