Chlorthion (Ref: BAY 22/190 ) |
![]() Last updated: 04/01/2021 |
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(Also known as: methyl chlorothion ; chlortion; compd 22/190) |
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An obsolete insecticide that was once used to control a wide range of agricultural and domestic insects | |
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Boll weevil; Blowfly larvae; Mosquito larvae; Aphids | |
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Fruit; Vines; Forestry | |
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Obsolete | |
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1954, first reported |
UK regulatory status |
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No applicable | ||
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Not applicable | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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No applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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C₈H₉O₅NSCIP | |
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COP(=S)(OC)OC1=CC(=C(C=C1)[N+](=O)[O-])Cl | |
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No data | |
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NZNRRXXETLSZRO-UHFFFAOYSA-N | |
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InChI=1S/C8H9ClNO5PS/c1-13-16(17,14-2)15-6-3-4-8(10(11)12)7(9)5-6/h3-5H,1-2H3 | |
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Yes |
General status |
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Insecticide, Larvicide | |
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Organophosphate | |
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Synthetic | |
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Cholinesterase inhibitor. Broad spectrum with contact, stomach and respiratory action | |
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500-28-7 | |
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207-902-5 | |
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034501 | |
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10372 | |
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297.66 | |
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- | |
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O,O-dimethyl-O-3-chloro-4-nitrophenyl phosphorothionate | |
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O,O-dimethyl-O-(3-chloro-4-nitrophenyl)-phosphorothioate | |
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Not applicable | |
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Not applicable | |
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1B | |
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Not applicable | |
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Yellow crystalline solid |
Formulations |
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Usually formulated as a wettable powder or dusts |
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40 | P3 P = Other governments and regulators at 25 °C3 = Unverified data of known source |
Low | ||||||||
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Miscible | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) Benzene3 = Unverified data of known source |
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Miscible | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) Methanol3 = Unverified data of known source |
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Miscible | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) Ethanol3 = Unverified data of known source |
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Miscible | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) Ether3 = Unverified data of known source |
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21 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
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125 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
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176 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
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2.82 X 1003 | Calculated | - | |||||||
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3.45 | P3 P = Other governments and regulators 3 = Unverified data of known source |
High | ||||||||
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1.44 | CA3 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 3 = Unverified data of known source |
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5.33 X 1006 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) at 25 °C3 = Unverified data of known source |
Highly volatile | ||||||||
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3.97 X 10-03 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) at 25 °C3 = Unverified data of known source |
Non-volatile | ||||||||
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Degradation |
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15 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
Non-persistent | |||||||
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Soil adsorption and mobility |
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- | CA2 CA = Medical and toxicological databases and information systems e.g. TOXNET (click here ) 2 = Unverified data of unknown source |
Slightly mobile | |||||||
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1800 | ||||||||||
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Estimated | ||||||||||
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Fate indices |
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0.88 | Calculated | Low leachability | ||||||||||||||||||||||||||
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1.46 X 10-02 | Calculated | - | |||||||||||||||||||||||||
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Medium | Calculated | - | ||||||||||||||||||||||||||
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Slightly mobile | Calculated | - |
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31.6 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
Low potential | |||||||
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<0.5 | - | |||||||||
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> 880 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
Moderate | ||||||||
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280 | R4 R = Peer reviewed scientific publications Unknown species median n=34 = Verified data |
Moderate | ||||||||
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0.71 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Lepomis macrochirus4 = Verified data |
Moderate | ||||||||
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4.2 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Daphnia magna4 = Verified data |
Moderate | ||||||||
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0.2 | Q2 Q = Miscellaneous internet resources Expert judgement2 = Unverified data of unknown source |
High | ||||||||
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500 | Q2 Q = Miscellaneous internet resources Estimated2 = Unverified data of unknown source |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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> 880 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
Moderate | ||||||||
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1500 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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None allocated | F3 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) JMPR 19653 = Unverified data of known source |
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Health issues |
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No further information available |
Handling issues |
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IMDG Transport Code is 6.1 Emits toxic fumes when heated to decomposition |
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Xn - Harmful: R20/21/22 N - Dangerous for the Environment: R50/53 |
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S2, S13, S60, S61 | |||
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NL (Not listed) | |||
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2783 | |||
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chlorthion | ||
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chloorthion |
Record last updated: | 04/01/2021 |
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 |