Pretilachlor (Ref: CGA 26423)
Last updated: 10/09/2023
(Also known as: pretilachlore)
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 selective herbicide used to control the the most common weeds found in paddy rice crops
Annual grasses and broad-leaved weeds including Echinochloa Beauvois, Cyperus difformis, Monochoria vaginalis , Sedges
Paddy fields
-
-
-
Not approved
Expired
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
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
 
 
 
 
 
 
 
 
 
ISIceland
NONorway
 
 
 
 
 
 
 
 
 
None
C₁₇H₂₆ClNO₂
CCCOCCN(C1=C(C=CC=C1CC)CC)C(=O)CCl
No data
YLPGTOIOYRQOHV-UHFFFAOYSA-N
InChI=1S/C17H26ClNO2/c1-4-11-21-12-10-19(16(20)13-18)17-14(5-2)8-7-9-15(17)6-3/h7-9H,4-6,10-13H2,1-3H3
Yes
Herbicide
Chloroacetanilide herbicide
95%
-
Synthetic
Selective. Inhibition of VLCFA (inhibition of cell division).
51218-49-6
No data found
711
-
91644
No data found
311.85
2-chloro-2',6'-diethyl-N-(2-propoxyethyl)acetanilide
2-chloro-2',6'-diethyl-N-(2-propoxyethyl)acetanilide
2-chloro-N-(2,6-diethylphenyl)-N-(2-propoxyethyl)acetamide
-
-
K3
15
Not applicable
Not applicable
-
Colourless liquid
King Tech Corp Syngenta BOC Sciences
Erijan Hokuto Rifit Sofit Solnet
-
500
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderate
Miscible
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source
Benzene
-
Miscible
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source
Methanol
-
Miscible
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source
n-Hexane
-
Miscible
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source
Dichloromethane
-
-20
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source
-
442
E4 E = Manufacturers safety data sheets 4 = Verified data
-
-
-
-
129
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
1.20 X 1004
Calculated
-
4.08
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
High
-
-
-
-
-
-
1.073
E4 E = Manufacturers safety data sheets 4 = Verified data
-
-
-
-
-
0.133
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low volatility
8.10 X 10-04
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-volatile
-
-
-
-
-
-
-
30
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately persistent
30
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderately persistent
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
6.0
R3 R = Peer reviewed scientific publications 3 = Unverified data of known source
-
Rice straw, n=1
-
-
-
-
Stable
W4 W = French database provided by ARVALIS-Institut du Végétal. Dataset no longer available. 4 = Verified data
Stable
Other data: DT₅₀ ~ 200 days pH 1 to pH 9, DT₅₀ 14 days at pH 13 (L3)
-
-
-
-
-
-
Soil adsorption and mobility
-
-
-
Cannot be calculated
-
-
-
-
-
-
-
-
-
19
R4 R = Peer reviewed scientific publications 4 = Verified data
Whole body
Low potential
Not available
-
None
Terrestrial ecotoxicology
6099
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
-
L2 L = Pesticide manuals and hard copy reference books / other sources 2 = Unverified data of unknown source
Rat 2 year
-
30
-
-
-
-
> 10000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Coturnix japonica
Low
-
-
-
-
-
-
19.23
R4 R = Peer reviewed scientific publications 4 = Verified data
Eisenia foetida
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
93
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 0.9
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Oncorhynchus mykiss
Moderate
-
-
-
> 13
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Daphnia magna
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
> 9.29
Scenedesmus acutus
Moderate
20.0
P3 P = Other non-EU, UK or US Governments and Regulators 3 = Unverified data of known source
Anabaena fertilissima
Low
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
6099
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
3100
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
2.8
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
XNo, known not to cause a problem
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
✓Yes, known to cause a problem
✓Yes, known to cause a problem
?Possibly, status not identified
Eye irritant
Phototoxicant
 
✓Yes, known to cause a problem
No data found
 
No further information available
Corrosive to some metals especially iron
Health: H315, H317, H319 Environment: H400, H410
U (Unlikely to present an acute hazard)
-
-
Limited shelf-life. Store 0-6 DegC
pretilachlor
pretilachlore
Pretilachlor
pretilachlor
pretilaclor
pretilaclor
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pretilachlor
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Record last updated:
10/09/2023
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