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mesotrione

Identification (Source:EPA,EU)

ID	870
Name	mesotrione
CAS	104206-82-8
IUPAC	2-(4-mesyl-2-nitrobenzoyl)cyclohexane-1,3-dione
Inchi	InChI=1S/C14H13NO7S/c1-23(21,22)8-5-6-9(10(7-8)15(19)20)14(18)13-11(16)3-2-4-12(13)17/h5-7,13H,2-4H2,1H3
CIPAC	625
EPA Code	122990
Formula	C14H13NO7S
SMILES	O=C(c1ccc(cc1[N+]([O-])=O)S(=O)(=O)C)C2C(=O)CCCC2=
Status	Approved

Classification

Mode of Action	Selective, absorbed by roots and translocated. Bleaching: inhibition of carotenoid biosynthesis.
Pesticide Type	Herbicide
Chemical Group	Triketone
Classification	benzoylcyclohexanedione herbicides

Properties (Source:PubChem)

Molecular Weight	339.32
Physical State	Tan coloured liquid
AlogP	1.113
H-Bond Donor	0
H-Bond Acceptor	7
Surface Area	307.48
Polar Surface Area	139.54

Structure

Ecotoxicology (Source:PPDB,IPM)

Species	Method	Study Time	Dose Type	Value
Algae	Acute	72 hour	EC50, growth	3.5 mg l-1
Aquatic invertebrates	Acute	48 hour	EC50	> 622 mg l-1
Aquatic invertebrates	Chronic	21 day	NOEC	180 mg l-1
Aquatic plants	Acute	7 day	EC50, biomass	0.0077 mg l-1
Birds	Acute		LD50	> 2000 mg kg-1
Birds	Short term dietary		LC50/LD50	> 5200 mg/kg feed
Earthworms	Acute	14 day	LD50	> 437.7 mg kg-1
Fish	Acute	96 hour	LC50	> 120 mg l-1
Fish	Chronic	21 day	NOEC	12.5 mg l-1
Honeybees	Acute	48 hour	LD50	> 11 μg bee-1
Mammals	Acute oral		LD50	> 5000 mg kg-1
Mammals	Short term dietary		NOEL	0.24 mg kg-1
Sediment dwelling organisms	Chronic	28 day	NOEC, sediment	180 mg kg-1
	Bio-concentration factor		CT50	Not available days

Related targets

Target Name	RScore (About this table)
ha 1	87(1,1,2,2)	Details
protoporphyrinogen oxidase	81(1,1,1,1)	Details

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