Thiourea |
Last updated: 25/01/2024
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(Also known as: thiocarbamide; sulfourea; pseudothiourea) |
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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Thiourea is a rodenticide but it also has other industrial uses |
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Rats, Mice |
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n/a |
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- |
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- |
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- |
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- |
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- |
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Not approved |
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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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Not approved |
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Not applicable |
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Not applicable |
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- |
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Yes |
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ATAustria |
BEBelgium |
BGBulgaria |
CYCyprus |
CZCzech Republic |
DEGermany |
DKDenmark |
EEEstonia |
ELGreece |
  |
  |
  |
  |
  |
  |
  |
  |
  |
ESSpain |
FIFinland |
FRFrance |
HRCroatia |
HUHungary |
IEIreland |
ITItaly |
LTLithuania |
LULuxembourg |
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  |
  |
  |
  |
  |
  |
  |
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LVLatvia |
MTMalta |
NLNetherlands |
PLPoland |
PTPortugal |
RORomania |
SESweden |
SISlovenia |
SKSlovakia |
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  |
  |
  |
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  |
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  |
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ISIceland |
NONorway |
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None |
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CH₄N₂S |
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C(=S)(N)N |
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No data |
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UMGDCJDMYOKAJW-UHFFFAOYSA-N |
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InChI=1S/CH4N2S/c2-1(3)4/h(H4,2,3,4) |
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Yes |
Cambridge Crystallographic Data Centre diagrams |
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Common Name |
Relationship |
Link |
thiourea |
- |
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Rodenticide, Insecticide, Acaricide |
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Urea rodenticide; Thiourea rodenticide |
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- |
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- |
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Synthetic |
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Inhibition of mitochondrial respiration |
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- |
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- |
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- |
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- |
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- |
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- |
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62-56-6 |
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200-543-5 |
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- |
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080201 |
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2723790 |
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612-082-00-0 |
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76.12 |
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- |
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thiourea |
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thiourea |
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Marine pollutant |
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- |
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Not applicable |
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Not applicable |
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1A |
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Not applicable |
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- |
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White to grey coloured crystalline powder |
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113500 |
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High |
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- |
- |
- |
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176 |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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9.55 X 10-02 |
Calculated |
- |
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-1.02 |
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Low |
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- |
- |
- |
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- |
- |
- |
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1.41 |
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- |
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2.03 |
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- |
Strong acid |
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24.4 |
Q2 Q = Miscellaneous data from online sources 2 = Unverified data of unknown source |
Highly volatile. If applied directly to plants or soil, drift is a concern & mitigation is advisable |
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2.01 X 10-04 |
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Non-volatile |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
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71 |
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Moderately persistent |
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- |
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- |
- |
- |
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- |
- |
- |
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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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- |
Q2 Q = Miscellaneous data from online sources 2 = Unverified data of unknown source |
Very mobile |
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6 |
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Estimated |
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- |
- |
- |
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- |
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- |
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- |
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- |
None
Terrestrial ecotoxicology |
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125 |
Rat |
Moderate |
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- |
- |
- |
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- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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1000 |
Eisenia foetida |
Moderate |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
- |
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- |
- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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> 600 |
Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source Pimephales promelas |
Low |
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- |
- |
- |
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> 10000 |
Danio rerio |
Low |
|
9 |
Daphnia magna |
Moderate |
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0.1 |
Daphnia magna |
Moderate |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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4.8 |
Scenedesmus abundans |
Moderate |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
HUMAN HEALTH AND PROTECTION |
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High (class III) |
- |
- |
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125 |
Rat |
Moderate |
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2800 |
Rat |
- |
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0.195 |
Rat 4 hr |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
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- |
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- |
- |
- |
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Carcinogen |
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Endocrine disruptor |
?Possibly, status not identified |
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 |
✓Yes, known to cause a problem |
Reproduction / development effects |
Acetyl cholinesterase inhibitor |
Neurotoxicant |
?Possibly, status not identified |
XNo, known not to cause a problem |
No data found |
Respiratory tract irritant |
Skin irritant |
Skin sensitiser |
✓Yes, known to cause a problem |
?Possibly, status not identified |
No data found |
Eye irritant |
Phototoxicant |
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?Possibly, status not identified |
No data found |
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IARC Group 3 carcinogen - not classifiable; CLP data - suspected carcinogen; US NTP - suspected carcinogen; OSHA - Anticipated human carcinogen |
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IMDG Transport Hazard Class 9 |
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Health: H302, H351, H361d Environment: H411 |
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Not listed (Not listed) |
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UN3077 |
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Packaging Group III (minor danger) |
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- |
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thiourea |
|
thiouree |
|
Thioharnstoff |
|
thiourea |
|
tiourea |
|
tiourea |
|
thiourea |
|
tiomocznik |
|
- |
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- |
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thioureum |
|
- |
Record last updated: |
25/01/2024 |
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 |