Chlorazifop propargyl (Ref: CGA 82725)
Last updated: 16/03/2023
(Also known as: chloroazifop-propynyl)
Chlorazifop propargyl is an obsolete herbicide. Little data is available regarding its environmental fate, ecotoxicology or impacts on human health.
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 largely obsolete herbicide
Plantain Signal grass (Brachiaria plantaginea ); Crab grass (Digitaria sanguinalis ); Southern sandbur (Cenchrus echinatus )
Soybeans; Cereals; Beans
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Considered obsolete but may be available in some countries
early 1980
Not approved
Not applicable
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
Not applicable
Not applicable
No
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
 
 
 
 
 
 
 
 
 
Chlorazifop acid is a chiral molecule. Substance is racemic.
C₁₇H₁₃Cl₂NO₄
CC(C(=O)OCC#C)OC1=CC=C(C=C1)OC2=C(C=C(C=N2)Cl)Cl
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ASALLPQQHGTWEF-UHFFFAOYSA-N
InChI=1S/C17H13Cl2NO4/c1-3-8-22-17(21)11(2)23-13-4-6-14(7-5-13)24-16-15(19)9-12(18)10-20-16/h1,4-7,9-11H,8H2,2H3
Yes
Herbicide
Aryloxyphenoxypropionate herbicide
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Synthetic
Selective, systemic, absorbed by leaves.
72880-52-5
No data found
None allocated
Not listed
91712
No data found
366.20
rac-prop-2-yn-1-yl (2R)-2-{4-[(3,5-dichloropyridin-2-yl)oxy]phenoxy}propanoate
prop-2-ynyl (RS)-2-[4-(3,5-dichloro-2-pyridyloxy)phenoxy]propionate
2-propynyl 2-[4-[(3,5-dichloro-2-pyridinyl)oxy]phenoxy]propanoate
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A
1
Not applicable
Not applicable
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Obsolete - not thought to be commercially available for crop protection applications
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Soil adsorption and mobility
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Cannot be calculated
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Known groundwater metabolites
None
None
Terrestrial ecotoxicology
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HUMAN HEALTH AND PROTECTION
High (class III)
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EU MRL pesticide database 
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Carcinogen
Endocrine disruptor
No data found
A0 A = Chromosome aberration (EFSA database) 0 = No data
; 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
Not classified: Obsolete
Not classified - Obsolete
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chlorazifop propargyl
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Record last updated:
16/03/2023
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