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fenoxycarb (Ref: OMS 3010)
** CGA 114597 ** Translations

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

GENERAL INFORMATION
for fenoxycarb

Description: An insect specific growth regulator used to control moths, scale insects and other insects on fruit, vines and ornamentals

Introduction: 1981, first reported; 1985, first marketed

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur Netherlands
Date inclusion expires 31/05/2021

Approved for use () or known to be used () in the following European countries:

AT

BE

BG

CY

CZ

DE

DK

EE

EL

ES

FI

FR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

Also registered in: Australia, USA

General status:
Pesticide type Insecticide
Substance group Carbamate
Substance origin Synthetic
Mode of action Non-neurotoxic with contact and stomach action, acts by mimicing the action of the juvenile hormone keeping the insect in an immature state
CAS RN 79127-80-3
EC number 276-696-7
CIPAC number 425
US EPA chemical code 125301
Chiral molecule No
Chemical formula C17H19NO4
SMILES O=C(OCC)NCCOc2ccc(Oc1ccccc1)cc2
International Chemical Identifier (InChI) InChI=1/C17H19NO4/c1-2-20-17(19)18-12-13-21-14-8-10-16(11-9-14)22-15-6-4-3-5-7-15/h3-11H,2,12-13H2,1H3,(H,18,19)
Structure diagram/image available? Yes
Molecular mass (g mol-1) 301.34
PIN (Preferred Identification Name) ethyl [2-(4-phenoxyphenoxy)ethyl]carbamate
IUPAC name ethyl 2-(4-phenoxyphenoxy)ethylcarbamate
CAS name ethyl [2-(4-phenoxyphenoxy)ethyl]carbamate
Other status information -
Herbicide Resistance Classification (HRAC) Not applicable
Insecticide Resistance Classification (IRAC) 7B
Fungicide Resistance Classification (FRAC) Not applicable
Physical state White flaky powder
Related substances & organisms -

Formulations:
Property Value
Example manufacturers & suppliers of products using this active
  • Syngenta
Example products using this active
  • Insegar
  • Logic
  • Torus
  • Pictyl
  • Varikill
UK LERAP status Broadcast Air Assisted LERAP
Formulation and application details Often supplied as wettable granules that are mixed with water and applied as a spray.


ENVIRONMENTAL FATE

for fenoxycarb

Property Value Source/Quality Score/Other Information Interpretation
Solubility - In water at 20oC (mg l-1) 7.9 A5 Low
Solubility - In organic solvents at 20oC (mg l-1) 500000 A5 - Ethyl acetate -
500000 A5 - Acetone -
500000 A5 - Toluene -
4600 A5 - n-Hexane -
Melting point (oC) 53.6 A5 -
Boiling point (oC) 100.4 A3 -
Degradation point (oC) 248 A5 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 1.17 X 1004 Calculated -
Log P 4.07 A5 High
Bulk density (g ml-1)/Specific gravity 1.23 B5 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 25oC (mPa) 8.67 X 10-04 A5 Non-volatile
Henry's law constant at 25oC (Pa m3 mol-1) 3.3 X 10-05 A5 Non-volatile
Henry's law constant at 20oC (dimensionless) 1.89 X 10-08 Q2 Non-volatile
GUS leaching potential index 0.14 Calculated Low leachability
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Value 3.47 X 10-04 Calculated -
Note -
Potential for particle bound transport index - Calculated Medium
Maximum UV-vis absorption L mol-1 cm-1 Neutral solution: 228nm = 15219, 278nm = 2453, 300nm = 745; [Acidic solution: 228nm = 15062, 278nm = 2357, 300nm = 643; [Basic solution: 228nm = 14879, 278nm = 2374, 300nm = 664 A5 -
Surface tension (mN m-1) 56.7-57.6 A5 at 20oC -

Degradation:
Property Value Source/Quality Score/Other Information Interpretation
Soil degradation (days) (aerobic) DT50 (typical) 1.55 A5 Non-persistent
DT50 (lab at 20oC) 1.55 A5 Non-persistent
DT50 (field) 5.94 A5 Non-persistent
DT90 (lab at 20oC) 26.1 A5 -
DT90 (field) 22.4 A5 -
Note EU dossier lab studies DT50 range 0.75-2.27 days, DT90 range 4.87-66.5 days; field studies DT50 range 4.08-8.89 days, DT90 range 13.55-29.53
Aqueous photolysis DT50 (days) at pH 7 Value 16.1 A5 Slow
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value Stable A5 Very persistent
Note Stable pH 3 to pH 9 up to 50 degC
Water-sediment DT50 (days) 15 A5 Fast
Water phase only DT50 (days) 4.13 A5 Moderately fast

Soil adsorption and mobility:
Property Value Source/Quality Score/Other Information Interpretation
Linear Kd - - -
Koc -
Notes and range -
Freundlich Kf 24.5 A5 Slightly mobile
Kfoc 1816
1/n 0.89
Notes and range EU dossier kf range 4.4-46.7 mL/g, Kfoc range 1251-2599 mL/g, 1/n range 0.84-0.96, Soils=5; Other literature studies: Mean of 4 soils. Sandy loam Kf=18-77; Loam Kf=77
pH sensitivity No

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
ethyl [2-(p-(p-hydroxy phenoxy)ethyl) carbamate] - Soil (Aerobic) - -
ethyl [2-(p-(p-hydroxy phenoxy)phenoxy)ethyl) carbamate) - Soil (Aerobic) - -
(Ref: CGA 294847) - Water (Photolysis) 0.169 -
[2-[4,4-glucoronoxy-phenoxy)-phenoxyl]-ethyl]carbamic acid ethyl ester
(Ref: CGA 294848)
- Rat (Urinary, Faeces); Soil (Aerobic) - -
(Ref: CGA 294850)
Note: Minor metabolite
Ro-16-8797 Soil - -
(Ref: CGA 294851) Ro-16-3192 Rat (Liver) - -


ECOTOXICOLOGY

for fenoxycarb

Property Value Source/Quality Score/Other Information Interpretation
Bio-concentration factor BCF 215 A5 Whole fish Threshold for concern
CT50 (days) 0.86 -
Bioaccumulation potential - Calculated Moderate
Mammals - Acute oral LD50 (mg kg-1) > 10000 A5 Rat Low
Mammals - Short term dietary NOEL (mg kg-1) > 40 A5 Rat High
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 3000 A5 Anas platyrhynchos Low
Birds - Short term dietary (LC50/LD50) > 5885 mg kg bw-1 day-1 A5 Anas platyrhynchos -
Fish - Acute 96 hour LC50 (mg l-1) 0.66 A5 Oncorhynchus mykiss Moderate
Fish - Chronic 21 day NOEC (mg l-1) 0.048 A5 Oncorhynchus mykiss -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 0.5 A5 Daphnia magna Moderate
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) 0.0032 A5 Daphnia magna -
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) 0.00075 A5 Chironomus riparius High
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Algae - Acute 72 hour EC50, growth (mg l-1) 0.38 A3 Pseudokirchneriella subcapitata, as product Moderate
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees - Acute 48 hour LD50 (μg bee-1) > 204 A4 Contact Low
Earthworms - Acute 14 day LC50 (mg kg-1) > 425 A5 Eisenia foetida Moderate
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) - - -
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect 3052 R4 Folsomia candida, NOEC: 12.5 mg kg-1 -
Other arthropod (1) LR50 g ha-1 463 A5 Aphidius rhopalosiphi, adult Moderately harmful at 1 kg ha-1
Harmless at 0.1 kg ha-1
Harmless at 0.01 kg ha-1
% Effect - - -
Other arthropod (2) LR50 g ha-1 463 A5 Typhlodromus pyri, protonymph Moderately harmful at 1 kg ha-1
Harmless at 0.1 kg ha-1
Harmless at 0.01 kg ha-1
% Effect - - -
Soil micro-organisms Nitrogen mineralisation: No significant adverse effect
Carbon mineralisation: No significant adverse effect
A5
Dose: 3.0 mg kg-1, 28days
-
Mesocosm study data NOEAEC mg l-1 0.00032 A4 Fish and aquatic invertebrates -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for fenoxycarb

General:
Property Value Source/Quality Score/Other Information Interpretation
Mammals - Acute oral LD50 (mg kg-1) > 10000 A5 Rat Low
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) > 4.4 A5 Rat 4 hr, (nose only) -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.053 A2 Mouse, SF=100 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) 2.0 A5 Rabbit, SF=100 -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.1 A2 Rat, SF=100 -
Dermal penetration studies (%) 0.2-28.0 A5 concentration dependant -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public Negligible risk to bystanders
Occupational Negligible risk to operators and workers
Examples of European MRLs (mg kg-1) Value -
Note For the EU pesticides database click here
Drinking Water MAC (μg l-1) - - -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant Respiratory tract irritant Skin irritant Eye irritant

General human health issues Possible liver, thyroid and kidney toxicant

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

Handling issues:
Property Value Source/Quality Score/Other Information Interpretation
General Emits toxic fumes in a fire
Not explosive or oxidising
IMDG Transport Code is usually 9
CLP classification 2013 -
EC Risk Classification Carcinogen category 3: R40
N - Dangerous for the environment: R50, R53
EC Safety Classification -
WHO Classification U - Unlikely to present an acute hazard
US EPA Classification (formulation) III - Caution - Slightly toxic
UN Number Usually 3077
Waste disposal & packaging Packaging Group III (minor danger)


TRANSLATIONS

for fenoxycarb

Language Name
English fenoxycarb
French fenoxycarbe
German Fenoxycarb
Danish fenoxycarb
Italian fenoxicarb
Spanish fenoxicarb
Greek -
Slovenian fenoksikarb
Polish fenoksykarb
Swedish -
Hungarian fenoxikarb
Dutch -

Record last updated: Sunday 03 August 2014
Contact: aeru@herts.ac.uk