Pyrasulfotole (Ref: AE 0317309 )
Last updated: 14/05/2022
(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 novel herbicide for post-emergent control of various broad-leaved weeds, used with the safener mefenpyr-diethyl
Current
2004, Australia, Canada, 2007, USA
Not applicable
Not applicable
Not applicable
EC Regulation 1107/2009 (repealing 91/414)
Not applicable
Not applicable
Not applicable
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
 
 
 
 
 
 
 
 
 
-
C₁₄H₁₃F₃N₂O₄S
CC1=C(C(=O)N(N1)C)C(=O)C2=C(C=C(C=C2)C(F)(F)F)S(=O)(=O)C
No data
CZRVDACSCJKRFL-UHFFFAOYSA-N
InChI=1S/C14H13F3N2O4S/c1-7-11(13(21)19(2)18-7)12(20)9-5-4-8(14(15,16)17)6-10(9)24(3,22)23/h4-6,21H,1-3H3
Yes
Other substance
Herbicide safener
Pyrazolone
-
-
Synthetic
Selective, acts by the inhibition of carotenoid biosynthesis specifically inhibits the enzyme 4- hydroxyphenylpyruvate dioxygenase (HPPD).
365400-11-9
-
-
000692
-
244.3
(5-hydroxy-1,3-dimethyl-1H-pyrazol-4-yl)[2-(methanesulfonyl)-4-(trifluoromethyl)phenyl]methanone
(5-hydroxy-1,3-dimethylpyrazol-4-yl)(a,a,a-trifluoro-2-mesyl-p-tolyl)methanone
(5-hydroxy-1,3-dimethyl-1H-pyrazol-4-yl)[2-(methylsulfonyl)-4-(trifluoromethyl)phenyl]methanone
-
-
Not known
-
Not applicable
Not applicable
-
Beige coloured powder
69100
High
21600
Ethanol
-
6860
Toluene
-
89200
Acetone
-
37200
Ethyl acetate
-
201
-
-
-
-
-
-
-
-
-
-
4.37 X 10-02
Calculated
-
-1.36
Low
-
-
-
-
-
-
1.53
P3 P = Other governments and regulators 3 = Unverified data of known source
-
4.2
-
Weak acid
2.7 X 10-04
Low volatility
-
-
-
Absoption max at 264nm and 241nm in water, 0.1M HCl, 0.1M NaOH respectively
-
-
-
-
-
55.5
P4 P = Other governments and regulators 4 = Verified data
Moderately persistent
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DT₅₀ range 42-16 days and 77-87 days in bare soil and cropped soil, respectively
-
-
-
-
-
-
-
-
Stable
P3 P = Other governments and regulators 3 = Unverified data of known source
Stable
-
Stable
P3 P = Other governments and regulators 3 = Unverified data of known source
Stable
-
365
P2 P = Other governments and regulators 2 = Unverified data of unknown source
Stable
140
P2 P = Other governments and regulators 2 = Unverified data of unknown source
Stable
Soil adsorption and mobility
-
P4 P = Other governments and regulators 4 = Verified data
Moderately mobile
368
Koc range 21.6 (clay loam) to 715 (sandy loam) mL g⁻¹
-
-
-
-
-
-
-
2.50
Calculated
Transition state
1.56 X 10-01
Calculated
-
-
Medium
Calculated
-
Moderately mobile
Calculated
-
Low risk
P3 P = Other governments and regulators 3 = Unverified data of known source
Based on LogP < 3
Low risk
-
-
Known groundwater metabolites
None
None
Terrestrial ecotoxicology
> 2000
Rat
Low
-
-
-
-
-
-
-
-
2000
P3 P = Other governments and regulators 3 = Unverified data of known source
Colinus virginianus
Moderate
-
-
-
-
-
-
1000
P3 P = Other governments and regulators 3 = Unverified data of known source
Eisenia foetida
Moderate
-
-
-
Nitrogen mineralisation: No significant adverse effect Carbon mineralisation: No significant adverse effect
P3 P = Other governments and regulators 3 = Unverified data of known source
Dose: 0.25 kg ha⁻¹
-
-
-
-
-
-
-
-
-
-
-
-
-
75.0
P3 P = Other governments and regulators 3 = Unverified data of known source
Moderate
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
80.3
P3 P = Other governments and regulators 3 = Unverified data of known source
Aphidius rhopalosiphi
-
113
P3 P = Other governments and regulators 3 = Unverified data of known source
Typhlodromus pyri
-
-
-
-
93.5
P3 P = Other governments and regulators 3 = Unverified data of known source
Lepomis macrochirus
Moderate
0.58
P3 P = Other governments and regulators 3 = Unverified data of known source
Pimephales promelas
Moderate
93.3
P3 P = Other governments and regulators 3 = Unverified data of known source
Daphnia magna
Moderate
12.8
P3 P = Other governments and regulators 3 = Unverified data of known source
Daphnia magna
Low
-
-
-
-
-
-
-
-
-
-
-
-
0.98
P3 P = Other governments and regulators 3 = Unverified data of known source
Lemna gibba
Moderate
30.0
P3 P = Other governments and regulators 3 = Unverified data of known source
Pseudokirchneriella subcapitata
Low
2.6
P3 P = Other governments and regulators 3 = Unverified data of known source
Selenastrum capricornutum
Low
-
-
-
-
-
-
HUMAN HEALTH AND PROTECTION
High (class III)
-
-
> 2000
Rat
Low
2000
Rat
-
> 5.03
Rat
-
-
-
-
0.01
Rat SF=100 Australia
-
0.2
Rat SF=1000 Australia
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Operators should use full PPE to minimise exposure
EU MRL pesticide database 
-
-
-
-
-
-
-
-
-
-
Carcinogen
Endocrine disruptor
?Possibly, status not identified
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
; E3 E = Unspecified genotoxicity type (miscellaneous data source) 3 = Negative
XNo, known not to cause a problem
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
No data found
XNo, known not to cause a problem
XNo, known not to cause a problem
Respiratory tract irritant
Skin irritant
Skin sensitiser
XNo, known not to cause a problem
XNo, known not to cause a problem
No data found
Eye irritant
Phototoxicant
 
?Possibly, status not identified
No data found
 
Kidney, urinary bladder & thyroid toxicant May cause serious damage to the eyes USEPA - some evidence to suggest possible human carcinogen
No information available
-
NL (Not listed)
-
-
pyrasulfotole
-
-
-
-
pirasulfotol
-
-
-
-
-
Record last updated:
14/05/2022
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