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2,4-DB

Identification (Source:EPA,EU)

ID	1016
Name	2,4-DB
CAS	94-82-6
IUPAC	4-(2,4-dichlorophenoxy)butyric acid
Inchi	InChI=1S/C10H10Cl2O3/c11-7-3-4-9(8(12)6-7)15-5-1-2-10(13)14/h3-4,6H,1-2,5H2,(H,13,14)
CIPAC	83
EPA Code	030801
Formula	C10H10Cl2O3
SMILES	Clc1cc(Cl)ccc1OCCCC(=O)O
Status	Approved

Classification

Mode of Action	Selective, systemic. Synthetic auxin causing stem and leaf malformations leading to death.
Pesticide Type	Herbicide
Chemical Group	Aryloxyalkanoic acid
Classification	phenoxybutyric herbicides auxins

Properties (Source:PubChem)

Molecular Weight	249.09
Physical State	White crystals
AlogP	3.193
H-Bond Donor	1
H-Bond Acceptor	3
Surface Area	229.26
Polar Surface Area	46.53

Structure

Ecotoxicology (Source:PPDB,IPM)

Species	Method	Study Time	Dose Type	Value
Algae	Acute	72 hour	EC50, growth	> 1.1 mg l-1
Algae	Chronic	96 hour	NOEC, growth	67.9 mg l-1
Aquatic invertebrates	Acute	48 hour	EC50	25 mg l-1
Aquatic invertebrates	Chronic	21 day	NOEC	3 mg l-1
Aquatic plants	Acute	7 day	EC50, biomass	68.8 mg l-1
Birds	Acute		LD50	1545 mg kg-1
Birds	Short term dietary		LC50/LD50	> 5000 mg/kg
Earthworms	Acute	14 day	LD50	> 1000 mg kg-1
Fish	Acute	96 hour	LC50	3.5 mg l-1
Fish	Chronic	21 day	NOEC	63.4 mg l-1
Honeybees	Acute	48 hour	LD50	> 100 μg bee-1
Mammals	Acute oral		LD50	877 mg kg-1
Mammals	Short term dietary		NOEL	300 ppm diet
Mammals	Short term dietary		NOEL	43 mg kg-1
	Bio-concentration factor		CT50	Not available days
	Bio-concentration factor		BCF	175

Related targets

Target Name	RScore (About this table)
NADP oxidoreductase	81(1,1,1,1)	Details
HGPRT	6(0,0,1,1)	Details

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