empenthrin (Ref: S 2852 Forte)
** d-empenthrin ** Translations

Environmental Fate - Ecotoxicology - Human Health

GENERAL INFORMATION
for empenthrin

Description: A broad spectrum insecticide active against flying pests including moths and other domestic pests that attack fabrics

Introduction: 1993, Japan

EC Regulation 1107/2009 (repealing 91/414):
Status Not listed
Dossier rapporteur/co-rapporteur Not applicable
Date inclusion expires Not applicable

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

General status:
Pesticide type Insecticide
Substance group Pyrethroid (isomer mix)
Substance origin Synthetic
Mode of action Sodium channel modulator, contact action
CAS RN 54406-48-3
EC number 259-154-4
CIPAC number -
US EPA chemical code -
Chiral molecule Chiral or specific isomer of chiral molecule
Chemical formula C18H26O2
SMILES C1([C@@H]([C@@H]1\C=C(/C)C)C(O[C@@H](\C(=C\CC)C)C#C)=O)(C)C
International Chemical Identifier (InChI) InChI=1/C18H26O2/c1-8-10-13(5)15(9-2)20-17(19)16-14(11-12(3)4)18(16,6)7/h2,10-11,14-16H,8H2,1,3-7H3/b13-10+
Structure diagram/image available? Yes
Molecular mass (g mol-1) 274.40
IUPAC name (E)-(RS)-1-ethynyl-2-methylpent-2-enyl (1RS)-cis-trans-2,2-dimethyl-3-(2-methylprop-1-enyl)cyclopropanecarboxylate
CAS name (2E)-1-ethynyl-2-methyl-2-pentenyl 2,2-dimethyl-3-(2-methyl-1-propenyl)cyclopropanecarboxylate
Other status information -
Herbicide Resistance Classification (HRAC) Not applicable
Insecticide Resistance Classification (IRAC) 3
Fungicide Resistance Classification (FRAC) Not applicable
Physical state Yellow liquid
Related substances & organisms -

Formulations:
Property Value
Example manufacturers of products using this active
  • Sumitomo chemical company
Example products using this active
  • Vaporthrin
UK LERAP status No UK approval for use or outside scope
Formulation and application details Usually supplied as a read-to-use aerosol but also available as liquid impregnated materials.


ENVIRONMENTAL FATE

for empenthrin

Property Value Source/Quality Score/Other Information Interpretation
Solubility - In water at 20oC (mg l-1) 0.11 L3 - (at 25 degC) Low
Solubility - In organic solvents at 20oC (mg l-1) Miscible L3 - Hexane -
Miscible L3 - Acetone -
Miscible L3 - Methanol -
Melting point (oC) 25 V2 -
Boiling point (oC) 295 E3 -
Degradation point (oC) - - -
Flashpoint (oC) 107 L3 -
Octanol-water partition coefficient at pH 7, 20oC P 1.62 X 1006 Calculated -
Log P 6.21 V3 High
Bulk density (g ml-1)/Specific gravity 0.927 L3 -
Dissociation constant (pKa) at 25oC - - -
Note:
Vapour pressure at 25oC (mPa) 24.0 R4 - @25 DegC Volatile
Henry's law constant at 25oC (Pa m3 mol-1) 34.65 V3 Moderately volatile
Henry's law constant at 20oC (dimensionless) 2.46 X 10-02 Calculated Volatile
GUS leaching potential index - - -
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Value - - -
Note -
Potential for particle bound transport index - - -
Maximum UV-vis absorption L mol-1 cm-1 - - -
Surface tension (mN m-1) - - -

Degradation:
Property Value Source/Quality Score/Other Information Interpretation
Soil degradation (days) (aerobic) DT50 (typical) - - -
DT50 (lab at 20oC) - - -
DT50 (field) - - -
DT90 (lab at 20oC) - - -
DT90 (field) - - -
Note: -
Aqueous photolysis DT50 (days) at pH 7 Value - - -
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value - - -
Note -
Water-Sediment DT50 (days) - - -
Water phase only DT50 (days) - - -

Soil adsorption and mobility:
Property Value Source/Quality Score/Other Information Interpretation
Linear Kd - - -
Koc -
Notes and range -
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -


ECOTOXICOLOGY

for empenthrin

Property Value Source/Quality Score/Other Information Interpretation
Bio-concentration factor BCF - - -
CT50 (days) - -
Bioaccumulation potential - - -
Mammals - Acute oral LD50 (mg kg-1) > 3500 L3 Rat Low
Mammals - Short term dietary NOEL (mg kg-1) - - -
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 2250 L3 Anas platyrhynchos Low
Birds - Short term dietary (LC50/LD50) - - -
Fish - Acute 96 hour LC50 (mg l-1) > 0.0017 E3 Oncorhynchus mykiss High
Fish - Chronic 21 day NOEC (mg l-1) - - -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 0.02 L3 Daphnia magna High
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) - - -
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) - - -
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) - - -
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees - Acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) - - -
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 - - -
% Effect - - -
Other arthropod (2) LR50 g ha-1 - - -
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for empenthrin

General:
Property Value Source/Quality Score/Other Information Interpretation
Mammals - Acute oral LD50 (mg kg-1) > 3500 L3 Rat Low
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 L3 Rat -
Mammals - Inhalation LC50 (mg l-1) > 4.61 L3 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) - - -
ARfD - Acute Reference Dose (mg kg-1bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) - - -
Dermal penetration studies (%) - - -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public -
Occupational -
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 Acetyl cholinesterase inhibitor Neurotoxicant Respiratory tract irritant Skin irritant Eye irritant

-

-

-

-

-

General human health issues No further information available

: 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 No information available
CLP classification 2013 -
EC Risk Classification Xn - Harmful: R22
N - Dangerous for the environment: R51/53
EC Safety Classification S61
WHO Classification III - Slightly hazardous
US EPA Classification (formulation) - - -
UN Number -
Waste disposal & packaging -


TRANSLATIONS

for empenthrin

Language Name
English empenthrin
French -
German -
Danish -
Italian -
Spanish -
Greek -
Slovenian -
Polish -
Swedish -
Hungarian -
Dutch -

Record last updated: Thursday 27 June 2013
Contact: aeru@herts.ac.uk
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