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clopyralid

Identification (Source:EPA,EU)

ID	856
Name	clopyralid
CAS	1702-17-6
IUPAC
Inchi	InChI=1S/C6H3Cl2NO2/c7-3-1-2-4(8)9-5(3)6(10)11/h1-2H,(H,10,11)
CIPAC	455
EPA Code	117401
Formula	C6H3Cl2NO2
SMILES	Clc1c(nc(Cl)cc1)C(=O)O
Status	Approved

Classification

Mode of Action	Selective, systemic, absorbed through leaves and roots. Synthetic auxin.
Pesticide Type	Herbicide
Chemical Group	Pyridine compound
Classification	picolinic acid herbicides pyridine herbicides

Properties (Source:PubChem)

Molecular Weight	192.0
Physical State	Colourless crystals
AlogP	2.275
H-Bond Donor	1
H-Bond Acceptor	3
Surface Area	169.33
Polar Surface Area	50.19

Structure

Ecotoxicology (Source:PPDB,IPM)

Species	Method	Study Time	Dose Type	Value
Algae	Acute	72 hour	EC50, growth	30.5 mg l-1
Algae	Chronic	96 hour	NOEC, growth	17 mg l-1
Aquatic invertebrates	Chronic	21 day	NOEC	17 mg l-1
Aquatic invertebrates	Acute	48 hour	EC50	> 99 mg l-1
Aquatic plants	Acute	7 day	EC50, biomass	89 mg l-1
Birds	Short term dietary		LC50/LD50	> 1033 mg/kg bw/day
Birds	Acute		LD50	1465 mg kg-1
Earthworms	Chronic	14 day	NOEC, reproduction	2.0 mg kg-1
Earthworms	Acute	14 day	LD50	> 1000 mg kg-1
Fish	Chronic	21 day	NOEC	10.8 mg l-1
Fish	Acute	96 hour	LC50	> 99.9 mg l-1
Honeybees	Acute	48 hour	LD50	> 98.1 μg bee-1
Mammals	Acute oral		LD50	> 2675 mg kg-1
Mammals	Short term dietary		NOEL	> 15 mg kg-1
Mammals	Short term dietary		NOEL	> 150 ppm diet
Sediment dwelling organisms	Chronic	28 day	NOEC, sediment	50.0 mg kg-1
	Bio-concentration factor		BCF	1
	Bio-concentration factor		CT50	Negligible days

Related targets

Target Name	RScore (About this table)
P25	32(0,1,1,2)	Details
CLC1	6(0,0,1,1)	Details

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