Cyanatryn (Ref: WL 63611)
Last updated: 18/01/2023
(Not known by any other names)
Cyanatryn is an obsolete herbicide. Little published data is available regarding its environmental fate or impact on human health. It is moderately toxic to fish and aqwuatic invertebrates.
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
 
An obsolete selective triazine herbicide that was used to control weeds in or near water
Water milfoil; Pondweed; Filamentous algae
Aquatic situations including ditches, ponds, rivers
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Considered obsolete but may be available in some countries
1972, first reported
Not approved
Not applicable
No UK approval for use
EC Regulation 1107/2009 (repealing 91/414)
Not approved
Not applicable
Not applicable
Not applicable
No
ATAustria
BEBelgium
BGBulgaria
CYCyprus
CZCzech Republic
DEGermany
DKDenmark
EEEstonia
ELGreece
 
 
 
 
 
 
 
 
 
ESSpain
FIFinland
FRFrance
HRCroatia
HUHungary
IEIreland
ITItaly
LTLithuania
LULuxembourg
 
 
 
 
 
 
 
 
 
LVLatvia
MTMalta
NLNetherlands
PLPoland
PTPortugal
RORomania
SESweden
SISlovenia
SKSlovakia
 
 
 
 
 
 
 
 
 
None
C₁₀H₁₆N₆S
CCNC1=NC(=NC(=N1)SC)NC(C)(C)C#N
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OFADGFSRMKSMPB-UHFFFAOYSA-N
InChI=1S/C10H16N6S/c1-5-12-7-13-8(15-9(14-7)17-4)16-10(2,3)6-11/h5H2,1-4H3,(H2,12,13,14,15,16)
Yes
Herbicide
Triazine herbicide; Methylthiotriazine herbicide
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Synthetic
Selective, systemic, absorbed by roots and translocated
21689-84-9
No data found
None allocated
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30754
No data found
252.34
2-{[4-(ethylamino)-6-(methylsulfanyl)-1,3,5-triazin-2-yl]amino}-2-methylpropanenitrile
2-(4-ethylamino-6-methylthio-1,3,5-triazin-2-ylamino)-2-methylpropiononitrile
2-[[4-(ethylamino)-6-(methylthio)-1,3,5-triazin-2-yl]amino]-2-methylpropanenitrile
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Not known
Not known
Not applicable
Not applicable
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Obsolete - not thought to be commercially available for crop protection applications
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Soil adsorption and mobility
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Cannot be calculated
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None
Terrestrial ecotoxicology
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18.5
Rasbora heteromorpha
Moderate
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0.20
Daphnia pulex
Moderate
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HUMAN HEALTH AND PROTECTION
High (class III)
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EU MRL pesticide database 
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Carcinogen
Endocrine disruptor
No data found
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
No data found
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
No data found
XNo, known not to cause a problem
No data found
Respiratory tract irritant
Skin irritant
Skin sensitiser
No data found
No data found
No data found
Eye irritant
Phototoxicant
 
No data found
No data found
 
No further information available
No information available
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Not classified: Obsolete
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cyanatryn
cyanatryne
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Record last updated:
18/01/2023
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