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methidathion

Identification (Source:EPA,EU)

ID	1539
Name	methidathion
CAS	950-37-8
IUPAC
Inchi	InChI=1S/C6H11N2O4PS3/c1-10-5-7-8(6(9)16-5)4-15-13(14,11-2)12-3/h4H2,1-3H3
CIPAC	193
EPA Code	100301
Formula	C6H11N2O4PS3
SMILES	O=C1SC(=N/N1CSP(=S)(OC)OC)\OC
Status	Not Approved

Classification

Mode of Action	Non-systemic with contact and stomach action. Acetylcholinesterase (AChE) inhibitor.
Pesticide Type	Insecticide, Acaricide
Chemical Group	Organophosphate
Classification	heterocyclic organothiophosphate insecticides thiadiazole organothiophosphate insecticides organothiophosphate insecticides

Properties (Source:PubChem)

Molecular Weight	302.3
Physical State	Colourless crystals
AlogP	2.357
H-Bond Donor	0
H-Bond Acceptor	8
Surface Area	275.46
Polar Surface Area	152.86

Structure

Ecotoxicology (Source:PPDB,IPM)

Species	Method	Study Time	Dose Type	Value
Algae	Acute	72 hour	EC50, growth	22 mg l-1
Aquatic invertebrates	Acute	48 hour	EC50	0.0064 mg l-1
Birds	Acute		LD50	23.6 mg kg-1
Earthworms	Acute	14 day	LD50	5.6 mg kg-1
Fish	Acute	96 hour	LC50	0.01 mg l-1
Honeybees	Acute	48 hour	LD50	0.13 μg bee-1
Mammals	Acute oral		LD50	25 mg kg-1
Mammals	Short term dietary		NOEL	0.2 mg kg-1
Mammals	Short term dietary		NOEL	4 ppm diet
	Bio-concentration factor		CT50	Not available days
	Bio-concentration factor		BCF	75

Related targets

Target Name	RScore (About this table)
cholinesterase	97(0,2,4,27)	Details
Acetylcholinesterase	57(0,1,2,22)	Details
lactate dehydrogenase (protein family or complex)	17(0,0,2,7)	Details
hemoglobin (protein family or complex)	6(0,0,1,1)	Details
C18	6(0,0,0,6)	Details
cytochrome P450 (protein family or complex)	6(0,0,1,1)	Details

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