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GET ADDITIONAL DATA HERE!

etofenprox (Ref: MTI 500)
** ethofenprox ** OMS 3002 ** Translations

Environmental Fate - Ecotoxicology - Human Health - A to Z Index - Home

GENERAL INFORMATION Click here for an explantaion of the general chemical status information
for etofenprox

Description: An insecticide used to control a range of pests including aphids on fruit, vegetables and in paddy fields.

Example pests controlled: Aphids, Moths, Leaf miners

Example applications: Fruit; Vegetables; Paddy fields

Efficacy & activity: -

Availability status: Current

Introduction & key dates: 1987, introduced Japan

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur Slovakia/Italy
Date inclusion expires 31/12/2021
EU Candidate for substitution (CfS) Yes - two 'Persistent-Bioaccumulative-Toxic' criteria
Listed in EU database Yes

Approved for use () or known to be used () in the following European countries: Click to access a note on the approvals information on this site

AT

BE

BG

CY

CZ

DE

DK

EE

EL

ES

FI

FR

HR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

Also used in: USA, Japan

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism -
Chemical formula C25H28O3
Canonical SMILES CCOC1=CC=C(C=C1)C(C)(C)COCC2=CC(=CC=C2)OC3=CC=CC=C3
Isomeric SMILES No data
International Chemical Identifier key (InChIKey) YREQHYQNNWYQCJ-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C25H28O3/c1-4-27-22-15-13-21(14-16-22)25(2,3)19-26-18-20-9-8-12-24(17-20)28-23-10-6-5-7-11-23/h5-17H,4,18-19H2,1-3H3
Structure diagram/image available? Yes

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Insecticide
Substance group Pyrethroid
Minimum active substance purity 970 g/kg
Known relevant impurities EU dossier - None declared
Substance origin Synthetic
Mode of action Broad spectrum with contact and stomach action. Sodium channel modulator.
CAS RN 80844-07-1
EC number 407-980-2
CIPAC number 471
US EPA chemical code 128965
PubChem CID 71245
Molecular mass (g mol-1) 376.49
PIN (Preferred Identification Name) 1-{[2-(4-ethoxyphenyl)-2-methylpropoxy]methyl}-3-phenoxybenzene
IUPAC name 2-(4-ethoxyphenyl)-2-methylpropyl 3-phenoxybenzyl ether
CAS name 1-((2-(4-ethoxyphenyl)-2-methylpropoxy)methyl)-3-phenoxybenzene
Other status information -
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) Not applicable
Herbicide Resistance Classification (WSSA) Not applicable
Insecticide Resistance Classification (IRAC) 3
Fungicide Resistance Classification (FRAC) Not applicable
Examples of recorded resistance Anopheles sacharovi
Bemisia tabaci
Culex pipiens molestus
Helicoverpa armigera
Anopheles stephensi
Blattella germanica
Physical state White crystals
Related substances & organisms

Formulations:
Property Click here for information on the general product and branding information used on this site Value
Example manufacturers & suppliers of products using this active now or historically
  • Landis
  • Mitsui Chemicals
  • ISAGRO
  • Certis
Example products using this active
  • Trebon
  • Punkaso
  • Boxer
UK LERAP status None
Formulation and application details Often supplied an an emulsifiable concentrate that is mixed with water and used as a spray.


ENVIRONMENTAL FATE

for etofenprox

Property Click here for information on the parameters used to describe environmental fate on this site Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with fate data Interpretation Click here for information on the way in which we interpret environmental fate data
Solubility - In water at 20oC (mg l-1) 0.0225 A5 Low
Solubility - In organic solvents at 20oC (mg l-1) 837000 A5 - Ethyl acetate -
877000 A5 - Acetone -
49000 A5 - Methanol -
856000 A5 - Xylene -
Melting point (oC) 37.4 A5 -
Boiling point (oC) Decomposes before boiling A5 -
Degradation point (oC) 200 A5 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 7.94 X 1006 Calculated -
Log P 6.9 A5 High
Bulk density (g ml-1)/Specific gravity 1.17 A5 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 20oC (mPa) 8.13 X 10-04 A5 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) 0.0136 A5 Non-volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index -0.30 Calculated Low leachability
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Click here for a note on the limitations of the SCI-GROW index Value 5.35 X 10-03 Calculated -
Note Estimated concentrations of chemicals with Koc values greater than 9995 ml g-1 are beyond the scope of the regression data used in SCI-GROW development. If there are concerns for such chemicals, a higher tier groundwater exposure assessment should be considered, regardless of the concentration returned by SCI-GROW
Potential for particle bound transport index Click here for a note on the limitations of the potential for particle bound transport index - Calculated Medium
Maximum UV-vis absorption L mol-1 cm-1 Neutral solution: Maxima at 273.6nm; [Acidic & Basic solution: Maxima at 273.5nm A5 -
Surface tension (mN m-1) 68.12 A5 20.1oC -

Degradation:
Property Click here for information on the parameters used to describe substance degradation Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with degradation data Interpretation Click here for information on the way in which we interpret substance degradation data
General biodegradability -
Soil degradation (days) (aerobic) DT50 (typical) 11 K4 Non-persistent
DT50 (lab at 20oC) 16 A5 Non-persistent
DT50 (field) - - -
DT90 (lab at 20oC) 53 A5 -
DT90 (field) - - -
DT50 modelling endpoint - - -
Note EU dossier lab studies DT50 range 7-25 days, DT90 range 22-84 days
Dissipation rate RL50 on plant matrix Value - - -
Note -
Dissipation rate RL50 on and in plant matrix Value 2.1 R4 -
Note Published literature RL50 range 2.0-2.2 days, 2 field crops, various matrices, n=3
Aqueous photolysis DT50 (days) at pH 7 Value 6.3 A5 Moderately fast
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value Stable A5 -
Note Stable pH 4 to pH 9 up to 50 degC
Water-sediment DT50 (days) 13.3 A5 Fast
Water phase only DT50 (days) 5.7 A5 Moderately fast

Soil adsorption and mobility:
Property Click here for information on the parameters used to describe substance adsorption and mobility Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with adsorption and mobility data Interpretation Click here for information on the way in which we interpret substance adsorption and mobility
Linear Kd 427 A5 Non-mobile
Koc 17757
Notes and range EU dossier Kd range 315-590 mL/g, Koc range 13758-23995 mL/g, n=3
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity No

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
3-(4-hydroxyphenoxy)benzoic acid 4-OH-PB acid Rat (Urinary); Animal - -
2-(4-hydroxyphenyl-2-methylpropyl 3-phenoxybenzyl ether DE Animal; Soil; Groundwater - -
2-(ethoxyphenyl)-2-methylpropanoic acid-(4-hydroxyphenoxy)benzyl ester gamma-CO unknown - -
2-(ethoxyphenyl)-2-methylpropyl-3-(4-hydroxyphenoxy)benzoate alpha-CO-4-OH unknown - -
2-(4-ethoxyphenyl)-2-methylpropyl 3-phenoxybenzoate alpha-CO Soil; Rat; Plant - -
2-(4-ethoxyphenyl)-2-methylpropyl 3-(4-hydroxy) phenoxybenzyl ether 4-hydroxyetofenprox; 4-OH Animal; Rat (Faeces; Bile); Water/sediment; Soil; Groundwater - -
2-(4-ethoxyphenyl)-2-methylpropyl alcohol PENA Animal; Water - -
3-phenoxybenzyl-2-(4-hydroxyphenyl)-2-methylpropyl ether desethyletofenprox unknown - -
2-(4-ethoxyphenyl)-2-methylpropionic acid EPMP Animal - -
2-(4-hydroxyphenyl-2-(4-ethoxyphenyl)-2-methylpropylether DP Soil; groundwater - -
3-phenoxybenzoic acid m-PB acid; PB acid Rat (Urinary); Animal; Water - -
3-phenoxybenzyl alcohol m-PB-alcohol Rat; Animal - -
2-(4-acetoxyphenyl)-2-methylpropyl-3-phenoxybenzyl ether 4-AcO unknown - -
2-(2-hydroxyphenyl)-2-methylpropyl alcohol OH-PAlcohol unknown - -


ECOTOXICOLOGY

for etofenprox

Property Click here for information on the parameters used to describe substance ecotoxicology Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with ecotoxicology data Interpretation Click here for information on the way in which we interpret substance ecotoxicology
Bio-concentration factor BCF (l kg-1) - - -
CT50 (days) - -
Mammals - Acute oral LD50 (mg kg-1) > 2000 A5 Rat Low
Mammals - Short term dietary NOEL (mg kg-1) - L2 Rat, 1 year -
(ppm diet) 3.7 -
Birds - Acute LD50 (mg kg-1) > 2000 A5 Anas platyrhynchos Low
Birds - Short term dietary (LC50/LD50) > 5000 mg kg feed-1 A5 Anas platyrhynchos -
Fish - Acute 96 hour LC50 (mg l-1) 0.0027 A5 Oncorhynchus mykiss High
Fish - Chronic 21 day NOEC (mg l-1) 0.0032 A5 Oncorhynchus mykiss High
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 0.0012 A5 Daphnia magna High
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) 0.000054 A5 Daphnia magna High
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) > 0.021 A4 Chironomus riparius High
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) 0.0038 A4 Chironomus riparius, 10 day High
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) > 0.15 A5 Pseudokirchneriella subcapitata Moderate
Algae - Chronic 96 hour NOEC, growth (mg l-1) 0.15 A5 Pseudokirchneriella subcapitata Moderate
Honeybees Contact acute 48 hour LD50 (μg bee-1) > 0.038 A5 High
Oral acute 48 hour LD50 (μg bee-1) 0.366 A5 High
Unknown mode acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) > 24.6 L3 Moderate
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) - - -
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect - - -
Other arthropod (1) LR50 g ha-1 0.42 48 hour
A5 Aphidius rhopalosiphi, adult
-
% Effect - - -
Other arthropod (2) LR50 g ha-1 0.70 7 day
A5 Typhlodromus pyri, protonymph
-
% Effect - - -
Soil micro-organisms Nitrogen mineralisation: No significant adverse effect
Carbon mineralisation: No significant adverse effect
A5
Dose: 0.67 kg ha-1
-
Mesocosm study data NOEAEC mg l-1 0.002 A5 Aquatic community -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for etofenprox

General:
Property Click here for information on the parameters used to describe human health and protection issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with human health and protection data Interpretation Click here for information on the way in which we interpret human health and protection data
Threshold of Toxicological Concern (Cramer Class) Click here for a note on the limitations of the Cramer class High (class III) - -
Mammals - Acute oral LD50 (mg kg-1) > 2000 A5 Rat Low
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) > 5.88 A5 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.03 A5 Mouse, SF=100 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) 1.0 A5 -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.06 A5 -
Dermal penetration studies (%) - - -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public No unacceptable risk to bystanders identified
Occupational No unacceptable risks to operators or other workers identified
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
Drinking Water MAC (μg l-1) 90 A5 -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant

-

-

Respiratory tract irritant Skin irritant Skin sensitiser Eye irritant Phototoxicant

-

-

-

-

-

General human health issues Thyroid toxicant

: Yes, known to cause a problem
: No, known not to cause a problem
: Possibly, status not identified
- : No data found

Handling issues:
Property Click here for information on the parameters used to describe substance handling issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with data on handling issues Interpretation Click here for information on the way in which we interpret data on handling issues
General Click here for a description of the International Maritime Dangerous Goods (IMDG) codes Not explosive
CLP classification 2013 Health: H362
Environment: H400, H410
EC Risk Classification Click here to view information omn the EU risk phrases N - Dangerous for the environment: R50, R53
EC Safety Classification Click here to view information omn the EU safety phrases S2, S13, S27/28, S36/37/39
WHO Classification U - Unlikely to present an acute hazard
US EPA Classification (formulation) IV - Caution - Not acutely toxic
UN Number -
Waste disposal & packaging Click here for a description of UN packaging marks -


TRANSLATIONS

for etofenprox

Language Name
English etofenprox
French etofenprox
German Etofenprox
Danish etofenprox
Italian etofenprox
Spanish etofenprox
Greek -
Slovenian etofenproks
Polish etofenproks
Swedish -
Hungarian etofenprox
Dutch -

Record last updated: Wednesday 23 May 2018
Contact: aeru@herts.ac.uk