Cloquintocet-mexyl (Ref: CGA 185072) |
Last updated: 01/11/2024 |
(Also known as: cloquintocet mexyl) |
SUMMARY |
Data alerts |
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 |
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A herbicide safener used to improve cereal crop tolerance to the herbicide clodinafop-propargyl | |
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Current | |
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1990, introduced |
UK regulatory status |
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Approved | ||
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31/12/2030 | ||
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Not applicable |
EC Regulation 1107/2009 (repealing 91/414) |
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Additional information |
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Australia, Morocco |
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Chemical structure |
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The parent substance cloquintocet is achiral but the -mexyl ester is chiral. | |
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C₁₈H₂₂ClNO₃ | |
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CCCCCC(C)OC(=O)COC1=C2C(=C(C=C1)Cl)C=CC=N2 | |
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No data | |
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COYBRKAVBMYYSF-UHFFFAOYSA-N | |
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InChI=1S/C18H22ClNO3/c1-3-4-5-7-13(2)23-17(21)12-22-16-10-9-15(19)14-8-6-11-20-18(14)16/h6,8-11,13H,3-5,7,12H2,1-2H3 | |
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Yes |
General status |
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Other substance | |
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Herbicide safener | |
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Unclassified substance | |
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- | |
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- | |
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Synthetic | |
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Accelerates the herbicide detoxification process | |
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99607-70-2 | |
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619-447-3 | |
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- | |
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700099 | |
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- | |
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335.8 | |
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rac-(2R)-heptan-2-yl [(5-chloroquinolin-8-yl)oxy]acetate | |
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(RS)-1-methylhexyl (5-chloroquinolin-8-yloxy)acetate | |
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1-methylhexyl [(5-chloro-8-quinolinyl)oxy]acetate | |
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- | |
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- | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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- | |
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Colourless crystals | |
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Formulations |
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Usually supplied as a emulsifiable concentrate |
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0.59 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) 5 = Verified data used for regulatory purposes |
Low | ||||||||
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320000 | C4 C = AGRITOX dataset. Dataset is no longer available. Acetone4 = Verified data |
- | ||||||||
9000 | C4 C = AGRITOX dataset. Dataset is no longer available. Hexane4 = Verified data |
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310000 | C4 C = AGRITOX dataset. Dataset is no longer available. Methanol4 = Verified data |
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320000 | C4 C = AGRITOX dataset. Dataset is no longer available. Toluene4 = Verified data |
- | |||||||||
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69.4 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
- | ||||||||
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275 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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- | - | - | ||||||||
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196 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) (closed cup)5 = Verified data used for regulatory purposes |
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1.58 X 1005 | Calculated | - | |||||||
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5.20 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
High | ||||||||
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1.05 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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3.75 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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Weak base | |||||||||||
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5.31 X 10-03 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) at 245 °C5 = Verified data used for regulatory purposes |
Low volatility | ||||||||
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3.02 X 10-03 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Non-volatile | ||||||||
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57 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
- |
Degradation |
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- | ||||||||||
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5 | W4 W = French database provided by ARVALIS-Institut du Végétal. Dataset no longer available. 4 = Verified data |
Non-persistent | |||||||
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1.75 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
Non-persistent | ||||||||
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ECHA: Degradation for loamy sand and a sandy Loam under aerobic conditions at 20 °C were 2.4 and 1.1 days respectively | ||||||||||
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3 | Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source |
Moderately fast | |||||||
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139 | C4 C = AGRITOX dataset. Dataset is no longer available. 4 = Verified data |
Persistent | |||||||
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Stable acid and neutral media, hydrolysed under alkaline conditions | ||||||||||
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As this parameter is not normally measured directly, a surrogate measure is used: ‘Photochemical oxidative DT₅₀’. Where data is available, this can be found in the Fate Indices section below. | ||||||||||
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Soil adsorption and mobility |
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- | W3 W = French database provided by ARVALIS-Institut du Végétal. Dataset no longer available. 3 = Unverified data of known source |
Non-mobile | |||||||
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9856 | ||||||||||
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Best available data | ||||||||||
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Fate indices |
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0.00 | Calculated | Low leachability | ||||||||||||||||||||||||||
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2.55 X 10-04 | Calculated | - | |||||||||||||||||||||||||
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Medium | Calculated | - | ||||||||||||||||||||||||||
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Non-mobile | Calculated | - | ||||||||||||||||||||||||||
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621 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Whole fish5 = Verified data used for regulatory purposes |
Threshold for concern | |||||||||||||||||||||||||
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4.0 | - |
Known metabolites |
None
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Terrestrial ecotoxicology |
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> 2000 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) Rat5 = Verified data used for regulatory purposes |
Low | ||||||||
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> 9.7 | B4 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) Rat4 = Verified data |
High | |||||||
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> 150 | - | |||||||||
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- | - | - | ||||||||
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> 2000 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) Colinus virginianus5 = Verified data used for regulatory purposes |
Low | ||||||||
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> 500 mg kg feed⁻¹ | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Anas platyrhynchos5 = Verified data used for regulatory purposes |
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> 1000 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) 5 = Verified data used for regulatory purposes |
Low | ||||||||
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> 500 | Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source |
Low | ||||||||
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> 100 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Apis mellifera5 = Verified data used for regulatory purposes |
Low | |||||||
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> 100 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Apis mellifera5 = Verified data used for regulatory purposes |
Low | ||||||||
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Aquatic ecotoxicology |
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> 14 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Ictalurus punctatus5 = Verified data used for regulatory purposes |
Moderate | ||||||||
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> 8.3 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Lepomis macrochirus4 = Verified data |
Moderate | ||||||||
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> 100 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Daphnia magna5 = Verified data used for regulatory purposes |
Low | ||||||||
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32 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Daphnia magna5 = Verified data used for regulatory purposes |
Low | ||||||||
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> 50 | P3 P = Other non-EU, UK or US Governments and Regulators Chironomus riparius3 = Unverified data of known source |
Low | ||||||||
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11.0 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Lemna gibba5 = Verified data used for regulatory purposes |
Low | ||||||||
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0.53 | B4 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) Scenedesmus subspicatus4 = Verified data |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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> 2000 | B5 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) Rat5 = Verified data used for regulatory purposes |
Low | ||||||||
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2000 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat5 = Verified data used for regulatory purposes |
- | ||||||||
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> 0.935 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat5 = Verified data used for regulatory purposes |
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0.04 | B4 B = UK CRD and ACP Evaluation Documents / and other DEFRA (UK) documents; Also Chemicals Regulation Division, Health and Safety Executive (HSE), UK (click here ) UK ACP 19994 = Verified data |
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Health issues |
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Possible liver toxicant |
Handling issues |
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Not explosive or oxidising | |||
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Health: H317, H319, H332, H373 Environment: H400, H410 |
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Not listed (Not listed) | |||
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cloquintocet-mexyl | ||
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cloquintocet-mexyl | ||
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Cloquintocet-mexyl | ||
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cloquintocet-mexyl | ||
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cloquintocet-mexyl | ||
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cloquintocet-mexil | ||
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klokwintocet meksylowy | ||
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Record last updated: | 01/11/2024 |
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 |