Fenoxaprop-ethyl
Last updated: 16/01/2023
(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
An obsolete herbicide once used to control perennial and annual grass weeds in a variety of crops
Goosegrass; Grabgrass; Bermuda grass; Barnyard grass; Foxtails
Turf; Ornamentals; Rice
-
Considered obsolete but may be available in some countries
circa 1990
Not approved
Expired
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
Expired
Not applicable
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
 
 
 
 
 
 
 
 
 
Fenoxaprop is a chiral molecule existing in the R- and S-forms. Substance is racemic.
C₁₈H₁₆ClNO₅
CCOC(=O)C(C)OC1=CC=C(C=C1)OC2=NC3=C(O2)C=C(C=C3)Cl
-
PQKBPHSEKWERTG-UHFFFAOYSA-N
InChI=1S/C18H16ClNO5/c1-3-22-17(21)11(2)23-13-5-7-14(8-6-13)24-18-20-15-9-4-12(19)10-16(15)25-18/h4-11H,3H2,1-2H3
Yes
Herbicide
Aryloxyphenoxypropionate
-
-
Synthetic
Selective, inhibits fatty acid biosynthesis (ACCase)
66441-23-4
266-362-9
424
128701
47938
604-039-00-X
361.78
rac-ethyl (2R)-2-{4-[(6-chloro-1,3-benzoxazol-2-yl)oxy]phenoxy}propanoate
ethyl (RS)-2-[4-(6-chloro-1,3-benzoxazol-2-yloxy)phenoxy]propionate
ethyl 2-[4-[(6-chloro-2-benzoxazolyl)oxy]phenoxy]propanoate
-
-
A
1
Not applicable
Not applicable
-
White solid
Bayer CropScience Jiangsu Overseas Group Corp. Rotam Agrochemical Co. Ltd.
Usually supplied as an emulsifiable concentrate or as an aqueous emulsion
0.9
Low
510000
Acetone
-
340000
Toluene
-
20000
Ethanol
-
5000
Hexane
-
86
Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source
-
-
-
-
-
-
-
-
-
-
1.91 X 1004
Calculated
-
4.28
High
-
-
-
-
-
-
1.3
-
Not applicable
R4 R = Peer reviewed scientific publications 4 = Verified data
-
No dissociation
1.87 X 10-04
Low volatility
1.60 X 10-03
Non-volatile
-
-
-
-
-
-
-
5
Non-persistent
5
Non-persistent
4
Non-persistent
-
-
-
-
-
-
-
-
-
Lab studies DT₅₀ range 1-14 days; General literature: DT₅₀ 9 days (aerobic conditions), 30 days (anaerobic conditions)
-
-
-
-
-
-
-
-
171
Stable
-
100
Persistent
-
1
K4 K = Research datasets, e.g. Pandora, Demetra 4 = Verified data
Fast
-
-
-
Soil adsorption and mobility
-
Non-mobile
9490
-
-
-
-
-
-
-
-
0.01
Calculated
Low leachability
1.92 X 10-03
Calculated
-
-
Medium
Calculated
-
Non-mobile
Calculated
-
4.9
Whole fish
Low potential
Not available
-
Major fraction
0.60
-
Major fraction
0.100
DT50 soil = 12 days
Known groundwater metabolites
None
None
Terrestrial ecotoxicology
2429
Rat
Low
28
Rat
High
315
-
-
-
-
2510
Anas platyrhynchos
Low
-
-
-
-
-
-
413
K3 K = Research datasets, e.g. Pandora, Demetra 3 = Unverified data of known source
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
300
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
0.48
Salmonidae
Moderate
-
-
-
11.5
Daphnia magna
Moderate
0.56
P4 P = Other governments and regulators 4 = Verified data
Daphnia magna
Moderate
0.068
Americamysis bahia
High
-
-
-
-
-
-
-
-
-
-
-
-
0.43
Pseudokirchneriella subcapitata
Moderate
0.18
Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source
Unknown species
Moderate
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
2429
Rat
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
?Possibly, status not identified
A3 A = Chromosome aberration (EFSA database) 3 = Negative
; B3 B = DNA damage/repair (EFSA database) 3 = Negative
; C3 C = Gene mutation (EFSA database) 3 = Negative
; 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
No data found
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
No data found
✓Yes, known to cause a problem
✓Yes, known to cause a problem
Eye irritant
Phototoxicant
 
XNo, known not to cause a problem
No data found
 
USEPA - some evidence to suggest possible human carcinogen
No information available
Health: H317 Environment: H400, H410
O (Obsolete substance)
-
-
fenoxaprop-ethyl
fenoxaprop
Fenoxaprop
fenoxaprop-ethyl
fenoxapropetile
fenoxaprop-etil
-
fenoksaprop etylu
fenoxaprop
-
-
Record last updated:
16/01/2023
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