Mepronil (Ref: B1 2459)
Last updated: 18/01/2023
(Not known by any other names)
The following alerts are based on the data in the tables below. An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement.
Environmental fate
Ecotoxicity
Human health
A systemic fungicide used to control diseases caused by Basidomycetes
Rhizoctonia spp.; Puccinia spp.; Sheath blight; Root rot; Rust; Damping off
Rice; Potatoes; Cotton; Top fruit
-
Considered obsolete but may be available in some countries
1981
Not approved
Expired
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
-
Expired
-
Yes
ATAustria
BEBelgium
BGBulgaria
CYCyprus
CZCzech Republic
DEGermany
DKDenmark
EEEstonia
ELGreece
 
 
 
 
 
 
 
 
 
ESSpain
FIFinland
FRFrance
HRCroatia
HUHungary
IEIreland
ITItaly
LTLithuania
LULuxembourg
 
 
 
 
 
 
 
 
 
LVLatvia
MTMalta
NLNetherlands
PLPoland
PTPortugal
RORomania
SESweden
SISlovenia
SKSlovakia
 
 
 
 
 
 
 
 
 
None
C₁₇H₁₉NO₂
CC1=CC=CC=C1C(=O)NC2=CC(=CC=C2)OC(C)C
No data
BCTQJXQXJVLSIG-UHFFFAOYSA-N
InChI=1S/C17H19NO2/c1-12(2)20-15-9-6-8-14(11-15)18-17(19)16-10-5-4-7-13(16)3/h4-12H,1-3H3,(H,18,19)
Yes
Fungicide
Benzanilide fungicide
-
-
Synthetic
Systemic with protective and curative action. Succinate DeHydrogenase Inhibitor.
55814-41-0
611-317-4
533
-
41632
No data found
269.33
-
3'-isopropoxy-o-toluanilide
2-methyl-N-(3-(1-methylethoxy)phenyl)benzamide
-
-
Not applicable
Not applicable
Not applicable
7
-
Colourless crystals
-
Obsolete - not thought to be commercially available for crop protection applications
-
12.7
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low
500000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Acetone
-
380000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Methanol
-
1370
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
n-Hexane
-
160000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Toluene
-
91.4
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
-
-
225
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
4.57 X 1003
Calculated
-
3.66
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
High
-
-
-
-
-
-
1.11
Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source
-
-
-
-
-
0.056
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low volatility
1.19 X 10-03
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-volatile
-
-
-
-
-
-
-
50
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately persistent
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Best available data
-
-
-
-
2.3
R3 R = Peer reviewed scientific publications 3 = Unverified data of known source
-
Rice leaves, n=1
6.6
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately fast
DT₅₀: 6.6 days in natural waters, 4.5 days in pure water
Stable
W4 W = French database provided by ARVALIS-Institut du Végétal 4 = Verified data
Stable
pH sensitive: DT₅₀ 261 days at pH 4, 276 days at pH 7, 253 days at pH 9, all at 25 °C (L3)
-
-
-
-
-
-
Soil adsorption and mobility
-
P3 P = Other governments and regulators 3 = Unverified data of known source
Slightly mobile
974
Best available data
-
-
-
-
-
-
-
1.72
Calculated
Low leachability
5.34 X 10-02
Calculated
-
-
Medium
Calculated
-
Slightly mobile
Calculated
-
268
Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source
Estimated
Threshold for concern
Not available
-
None
Terrestrial ecotoxicology
> 10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
5.9
L2 L = Pesticide manuals and hard copy reference books / other sources 2 = Unverified data of unknown source
Rat 2 year
High
-
-
-
-
-
> 8000
L2 L = Pesticide manuals and hard copy reference books / other sources 2 = Unverified data of unknown source
Gallus gallus
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 1000
K3 K = Research datasets, e.g. Pandora, Demetra 3 = Unverified data of known source
Apis mellifera
Low
> 100
K3 K = Research datasets, e.g. Pandora, Demetra 3 = Unverified data of known source
Apis mellifera
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 10
Oncorhynchus mykiss
Moderate
-
-
-
> 5.0
Daphnia magna
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
> 10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
1.32
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
-
-
-
0.05
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
No data found
A3 A = Chromosome aberration (EFSA database) 3 = Negative
; B0 B = DNA damage/repair (EFSA database) 0 = No data
; C0 C = Gene mutation (EFSA database) 0 = No data
; D0 D = Genome mutation (EFSA database) 0 = No data
; E0 E = Unspecified genotoxicity type (miscellaneous data source) 0 = No data
No data found
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
No data found
XNo, known not to cause a problem
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
No data found
No data found
No data found
Eye irritant
Phototoxicant
 
No data found
No data found
 
No further information available
No information available
Health: H378 Environment: H400, H410
U (Unlikely to present an acute hazard)
-
-
mepronil
mepronil
Mepronil
mepronil
mepronil
mepronil
-
mepronil
-
-
-
Record last updated:
18/01/2023
Contact:
aeru@herts.ac.uk
Please cite as:
Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal , 22 (4), 1050-1064. DOI: 10.1080/10807039.2015.1133242