Dichlorophen |
![]() Last updated: 11/01/2021 |
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(Also known as: antiphen; anthifen) |
SUMMARY |
Dichlorophen is a fungicide, herbicide, bactericide and algicide that is not approved for use in the EU. It has a low aqueous solubility and, based on its chemical properties, it is unlikely to leach to groundwater. It is not usually persistent in soils. Dichlorophen has a low mammalian toxicity but is moderately toxic to fish, aquatic invertebrates and algae. |
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A multiple purpose pesticide used to control various infections in agricultural and horticultural crops as well as in non-crop situations . Also has some applications as a veterinary treatment. | |
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Red thread; Fusarium patch; Stem canker; Angular leaf spot; Cucumber wilt; Damping off; Root rot; Bulb riot; Web blotch | |
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Cotton; Peanuts; Potatoes; Vegetables including beans, onions, garlic; Tomatoes; Cucumbers; Ornamentals; Non-crop situations | |
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Unknown | |
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First patented 1944 USA |
UK regulatory status |
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Not approved | ||
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Expired | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Ireland | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Expired | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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None | |
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C₁₃H₁₀Cl₂O₂ | |
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C1=CC(=C(C=C1Cl)CC2=C(C=CC(=C2)Cl)O)O | |
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Clc1cc(c(O)cc1)Cc2cc(Cl)ccc2O | |
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MDNWOSOZYLHTCG-UHFFFAOYSA-N | |
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InChI=1S/C13H10Cl2O2/c14-10-1-3-12(16)8(6-10)5-9-7-11(15)2-4-13(9)17/h1-4,6-7,16-17H,5H2 | |
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Yes |
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Common Name | Relationship | Link |
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dichlorophen | - | ![]() |
General status |
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Fungicide, Algicide, Bactericide, Veterinary substance | |
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Hetrocyclic | |
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Synthetic | |
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Contact | |
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97-23-4 | |
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202-567-1 | |
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325 | |
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055001 | |
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3037 | |
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269.1 | |
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2,2'-methylenebis(4-chlorophenol) | |
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4,4'-dichloro-2,2'-methylenediphenol | |
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2,2'-methylenebis[4-chlorophenol] | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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Not known | |
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Colourless crystals |
Formulations |
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Usually supplied as an emulsifiable concentrate from crop protection purposes. As an animal insecticide formulations include cutaneous sprays, tablets for oral administration and shampoos |
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30 | C4 C = AGRITOX (click here ) 4 = Verified data |
Low | ||||||||
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800000 | C4 C = AGRITOX (click here ) Acetone4 = Verified data |
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530000 | C4 C = AGRITOX (click here ) Ethanol4 = Verified data |
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540000 | L3 L = Pesticide manuals and hard copy reference books / other sources Isopropanol3 = Unverified data of known source |
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177.5 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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1.70 X 1003 | Calculated | - | |||||||
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3.23 | C4 C = AGRITOX (click here ) 4 = Verified data |
High | ||||||||
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1.42 | Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source |
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7.6 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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pKa(2) 11.6, Weak acid | |||||||||||
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1.30 X 10-05 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Low volatility | ||||||||
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1.17 X 10-07 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Non-volatile | ||||||||
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Degradation |
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13 | Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source |
Non-persistent | |||||||
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Best available data | ||||||||||
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Soil adsorption and mobility |
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- | Q2 Q = Miscellaneous internet resources 2 = Unverified data of unknown source |
Non-mobile | |||||||
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4103 | ||||||||||
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Estimated | ||||||||||
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Fate indices |
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0.43 | Calculated | Low leachability | ||||||||||||||||||||||||||
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8.36 X 10-03 | Calculated | - | |||||||||||||||||||||||||
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Medium | Calculated | - | ||||||||||||||||||||||||||
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Non-mobile | Calculated | - |
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45.4 | J4 J = Pesticide Action Network database (click here ) 4 = Verified data |
Low potential | |||||||
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Not available | - | |||||||||
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2690 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
Low | ||||||||
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- | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
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2000 | - | |||||||||
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0.54 | F2 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Oncorhynchus mykiss 48 hour2 = Unverified data of unknown source |
Moderate | ||||||||
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> 0.154 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Pimephales promelas4 = Verified data |
Moderate | ||||||||
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6.2 | C4 C = AGRITOX (click here ) Daphnia magna4 = Verified data |
Moderate | ||||||||
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10 | F1 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Unknown species1 = Estimated data with little or no verification |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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2690 | L3 L = Pesticide manuals and hard copy reference books / other sources Rat3 = Unverified data of known source |
Low | ||||||||
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1000 | L3 L = Pesticide manuals and hard copy reference books / other sources Mouse3 = Unverified data of known source |
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Intravenous DT₅₀ = 17.0 mg kg⁻¹ | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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Low risk to Europeans as no longer approved for use | |||||||||
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Low risk to Europeans as no longer approved for use | ||||||||||
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Health issues |
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Moderately toxic |
Handling issues |
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No information available | |||
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Health: H302, H319 Environment: H400, H410 |
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Xn - Harmful: R22 Xi - Irritant: R36 N - Dangerous for the environment: R50, R53 |
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S2, S26, S60, S61 | |||
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III (Slightly hazardous) | |||
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dichlorophen | ||
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dichlorophene | ||
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Dichlorophen | ||
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dichlorophen | ||
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diclorofene | ||
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diclorofen | ||
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dichlorophen | ||
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dichlorofen | ||
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dichlorofeen |
Record last updated: | 11/01/2021 |
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 |