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dimoxystrobin (Ref: BAS 505F)
** 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 dimoxystrobin

Description: A fungicide used for disease control in cereals and some other crops

Example pests controlled: Brown rust; Ear blight; Stem rot; Stem canker; Dark leaf and pod spot; Light leaf spot

Example applications: Wheat; Oilseed rape

Efficacy & activity: -

Availability status: Current

Introduction & key dates: 2003

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur UK
Date inclusion expires 31/01/2019
EU Candidate for substitution (CfS) Yes - low ADI / ARfD / AOEL; two 'Persistent-Bioaccumulative-Toxic' criteria; endocrine disrupting properties
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

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism Isomeric, existing in the E- and Z-forms. The E-isomer is dominant and accounts for around 88-98% of dimoxystrobin,
Chemical formula C19H22N2O3
Canonical SMILES CC1=CC(=C(C=C1)C)OCC2=CC=CC=C2C(=NOC)C(=O)NC
Isomeric SMILES CC1=CC(=C(C=C1)C)OCC2=CC=CC=C2/C(=N\OC)/C(=O)NC
International Chemical Identifier key (InChIKey) WXUZAHCNPWONDH-DYTRJAOYSA-N
International Chemical Identifier (InChI) InChI=1S/C19H22N2O3/c1-13-9-10-14(2)17(11-13)24-12-15-7-5-6-8-16(15)18(21-23-4)19(22)20-3/h5-11H,12H2,1-4H3,(H,20,22)/b21-18+/f/h20H
Structure diagram/image available? Yes

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Fungicide
Substance group Strobilurin
Minimum active substance purity 980 g/kg
Known relevant impurities EU dossier - None declared
Substance origin Synthetic
Mode of action Protectant, curative and translaminar. Respiration inhibitor (QoL fungicide).
CAS RN 149961-52-4
EC number -
CIPAC number 739
US EPA chemical code -
PubChem CID 10936292
Molecular mass (g mol-1) 326.39
PIN (Preferred Identification Name) (2E)-2-{2-[(2,5-dimethylphenoxy)methyl]phenyl}-2-(methoxyimino)-N-methylacetamide
IUPAC name (E)-2-(methoxyimino)-N-methyl-2-[a-(2,5-xylyloxy)-o-tolyl]acetamide
CAS name (αE)-2-[(2,5-dimethylphenoxy)methyl]-α-(methoxyimino)-N-methylbenzeneacetamide
Other status information PAN Listed as Highly Hazardous Chemical
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) Not applicable
Herbicide Resistance Classification (WSSA) Not applicable
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) 11
Examples of recorded resistance -
Physical state White crystalline solid
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
  • BASF
Example products using this active
  • Swing-Gold
  • Pictor
UK LERAP status Buffer probably required in UK - see product label
Formulation and application details Often available as a suspension concentrate comprising of dimoxystrobin and other active substances.


ENVIRONMENTAL FATE

for dimoxystrobin

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) 4.3 A5 Low
Solubility - In organic solvents at 20oC (mg l-1) 72000 A5 - Acetone -
22500 A5 - Toluene -
22500 A5 - Methanol -
37000 A5 - Ethyl acetate -
Melting point (oC) 138.9 A5 -
Boiling point (oC) Decomposes before boiling A5 -
Degradation point (oC) 300 A5 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 3.89 X 1003 Calculated -
Log P 3.59 A5 High
Bulk density (g ml-1)/Specific gravity 1.24 A5 -
Dissociation constant (pKa) at 25oC Not applicable A5 -
Note: No dissociation
Vapour pressure at 20oC (mPa) 6.00 X 10-06 A5 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) 4.55 X 10-08 A5 Non-volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index 3.05 Calculated High 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 3.59 X 10-01 Calculated -
Note -
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 205nm = 3000, 254nm = 4800, 290nm = 290, No absorbance maximum >290nm A5 -
Surface tension (mN m-1) 64.3 A5 at 20oC, 0.5% w/ww -

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) 210 A5 Persistent
DT50 (lab at 20oC) 210 A5 Persistent
DT50 (field) 22.9 A5 Non-persistent
DT90 (lab at 20oC) - - -
DT90 (field) 365 A3 -
DT50 modelling endpoint - - -
Note EU dossier lab studies DT50 range 88-262 days, field study DT50 range 2-39 days, DT90 ~1 year
Dissipation rate RL50 on plant matrix Value - - -
Note -
Dissipation rate RL50 on and in plant matrix Value - - -
Note -
Aqueous photolysis DT50 (days) at pH 7 Value 30 A5 Stable
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value Stable A5 -
Note Stable pH 4 to pH 9 over 30 days, up to 50 degC
Water-sediment DT50 (days) - - -
Water phase only DT50 (days) 15.3 A5 Slow

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 - - -
Koc -
Notes and range -
Freundlich Kf 9.6 A5 Moderately mobile
Kfoc 486
1/n 0.92
Notes and range EU dossier kf range 0.58-18.62, Kfoc range 195.8-935.3 mL/g, 1/n range 0.894-0.942, Soils=7
pH sensitivity No

Key metabolites:
Metabolite Formation medium Estimated maximum occurrence fraction 1107/2009 relevancy Click here for further information on 1107/2009 relevancy
(E-O-(2-hydroxycarbonyl-5-methyl)phenoxymethyl)-2-methoxyimino-N-methylphenyl acetamide This metabolite may cause environmental pollution, click here for further information Soil   0.121   Major fraction, Relevant
(E-O-(5-hydroxycarbonyl-2-methyl)phenoxymethyl)-2-methoxyimino-N-methylphenyl acetamide This metabolite may cause environmental pollution, click here for further information Soil   0.130   Major fraction, Relevant

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
(2E)-2-{2-[(5-carboxy-4-hydroxy-2-methylphenoxy)methyl]phenyl}-2-(methoxyimino)-N-methylacetamide 505M76 Animal (Tissue, Milk) - -
(E)-2-(2-hydroxymethylphenyl)-2-methoxyimino-N-methyl-acetamide 505M01 Soil (Photolysis) - -
(E)-O-(2,5-dimethyl-4-hydroxy phenoxymethyl)-2-methoxyimino-N-methylphenylacetamide 505M02 Animal (Tissue, Milk) - -
4-({2-[(1E)-N-methoxy-2-(methylamino)-2-oxoethanimidoyl] benzyl}oxy)-2,5-dimethylphenylglucopyranosiduronic acid 505M78 Animal (Liver, Fat) - -


ECOTOXICOLOGY

for dimoxystrobin

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) 48 A5 Low potential
CT50 (days) 0.5 -
Mammals - Acute oral LD50 (mg kg-1) > 5000 A5 Rat Low
Mammals - Short term dietary NOEL (mg kg-1) 5 A5 Rat High
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 2000 A5 Colinus virginianus Low
Birds - Short term dietary (LC50/LD50) > 1043 mg kg bw-1 day-1 A5 Colinus virginianus -
Fish - Acute 96 hour LC50 (mg l-1) 0.0434 A5 Oncorhynchus mykiss High
Fish - Chronic 21 day NOEC (mg l-1) 0.01 A4 Oncorhynchus mykiss, 28 day Moderate
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 0.0394 A5 Daphnia magna High
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) 0.0125 A5 Daphnia magna Moderate
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) 0.01 A5 Chironomus riparius Moderate
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) 0.017 A5 Pseudokirchneriella subcapitata Moderate
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees Contact acute 48 hour LD50 (μg bee-1) > 100 A5 Low
Oral acute 48 hour LD50 (μg bee-1) > 79.4 A5 Moderate
Unknown mode acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) 23.65 A5 Eisenia foetida 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 - - -
% Effect 30
30
Mortality
Reproduction
Dose: 0.2 kg ha-1
A5 Aphidius rhopalosiphi, adult
-
Other arthropod (2) LR50 g ha-1 - - -
% Effect 30
30
Mortality
Reproduction
Dose: 0.2 kg ha-1
A5 Typhlodromus pyri, adult
-
Soil micro-organisms Nitrogen mineralisation: No significant adverse effect
Carbon mineralisation: No significant adverse effect
A5
Dose: 20 kg ha-1, 28 days
-
Mesocosm study data NOEAEC mg l-1 0.005 A5 Aquatic invertebrates, Algae -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for dimoxystrobin

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) > 5000 A5 Rat Low
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) 1.3 A5 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.004 A5 Mouse, SF=1000 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) 0.004 A5 Rat, SF=200 -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.02 A3 Rat, 7 day, SF=200 -
Dermal penetration studies (%) 1 A5 -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public Minimal risk from dietary exposure
Risk assessment indicates ARfD would not normally be execeeded
Occupational -
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
Drinking Water MAC (μg l-1) 0.1 EU Dir 89/778/EC limit; A5 Calc MAC=60.0 μg l-1 -

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 Harmful if inhaled

: 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
IMDG Transport Code is usually 9
CLP classification 2013 Health: H332, H351, H361d
Environment: H400, H410
EC Risk Classification Click here to view information omn the EU risk phrases Carcinogen category 3: R40
Reproduction risk category 3: R63
Xn - Harmful: R20
N - Dangerous for the environment: R50, R53
EC Safety Classification Click here to view information omn the EU safety phrases S2, S36/37, S46, S60, S61
WHO Classification NL - Not listed
US EPA Classification (formulation) No consensus across products or no products available - -
UN Number Usually 3077
Waste disposal & packaging Click here for a description of UN packaging marks Packaging Group III (minor danger)


TRANSLATIONS

for dimoxystrobin

Language Name
English dimoxystrobin
French dimoxystrobine
German Dimoxystrobin
Danish dimoxystrobin
Italian dimoxystrobin
Spanish dimoxistrobin
Greek -
Slovenian dimoksistrobin
Polish dimoksystrobina
Swedish -
Hungarian -
Dutch -

Record last updated: Thursday 23 August 2018
Contact: aeru@herts.ac.uk