Chloromethiuron (Ref: CGA 13444)
Last updated: 10/09/2023
(Also known as: C-9140)
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
 
 
Used to treat Ixodidae ticks
Considered obsolete but may be available in some countries
1975, first reported
Cattle, sheep, horses and dogs
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C₁₀H₁₃ClN₂S
CC1=C(C=CC(=C1)Cl)NC(=S)N(C)C
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IBZZDPVVVSNQOY-UHFFFAOYSA-N
InChI=1S/C10H13ClN2S/c1-7-6-8(11)4-5-9(7)12-10(14)13(2)3/h4-6H,1-3H3,(H,12,14)
Yes
Acaricide, Insecticide, Ixodicide
Thiourea
-
-
Synthetic
Unknown mode of action
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28217-97-2
-
-
3034465
3034465
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-
Obsolete
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228.75
N'-(4-chloro-2-methylphenyl)-N,N-dimethylcarbonothioic diamide
3-(4-chloro-2-methylphenyl)-1,1-dimethylthiourea
N'-(4-chloro-2-methylphenyl)-N,N-dimethylthiourea
-
-
Colourless crystalline solid
Dipofene
Ciba Geigy
Obsolete
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-
50
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Moderate
37000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Acetone
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40000
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Dichloromethane
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50
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Isopropanol
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175
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
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-
-
-
-
-
-
-
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6.61 X 1002
Calculated
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2.82
Moderate
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-
-
-
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1.34
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
-
-
-
-
-
0.0011
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Low volatility
5.03 X 10-06
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Non-volatile
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-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
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-
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-
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Soil adsorption and mobility
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-
Low risk
Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source
Based on LogP < 3
Low risk
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None
Terrestrial ecotoxicology
> 2500
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
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HUMAN HEALTH AND PROTECTION
High (class III)
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> 2500
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source
Rat
Low
2150
Rat
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Carcinogen
Endocrine disruptor
XNo, known not to cause a problem
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
XNo, known not to cause a problem
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
XNo, known not to cause a problem
XNo, known not to cause a problem
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
No data found
XNo, known not to cause a problem
No data found
Eye irritant
Phototoxicant
 
✓Yes, known to cause a problem
No data found
 
No further information available
No information available
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U (Unlikely to present an acute hazard)
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chloromethiuron
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Record last updated:
10/09/2023
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