Metepa (Ref: ENT 50003 )
Last updated: 24/01/2023
(Also known as: methaphoxide; metapoxide; methyl aphoxide)
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 and highly toxic insect chemosterilant
Musca domestica; Tetranychus urticae; Aphis fabae; Acyrthosiphon pisum; Myzus persicae; Macrosiphum euphorbiae
Refuse dumps; Isolated areas
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Considered obsolete but may be available in some countries
-
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
 
 
 
 
 
 
 
 
 
ISIceland
NONorway
 
 
 
 
 
 
 
 
 
Metepa is a molecule with three chiral centres
C₉H₁₈N₃OP
CC1CN1P(=O)(N2CC2C)N3CC3C
No data
AVUYXHYHTTVPRX-UHFFFAOYSA-N
InChI=1S/C9H18N3OP/c1-7-4-10(7)14(13,11-5-8(11)2)12-6-9(12)3/h7-9H,4-6H2,1-3H3
Yes
Insecticide
Unclassified pesrticide
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-
Synthetic
Causes reproductive sterility in the pest
57-39-6
200-326-5
None allocated
-
60976
No data found
215.23
1,1',1-phosphoryltris(2-methylaziridine)
tris(2-methyl-1-aziridinyl)phosphine oxide
1,1',1-phosphinylidynetris[2-methylaziridine]
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-
Not applicable
Not applicable
Not known
Not applicable
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Clear, colourless liquid
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Obsolete - not thought to be commercially available for crop protection applications
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25
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91
Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source
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4.90 X 1000
Calculated
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0.69
Low
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-
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Soil adsorption and mobility
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Cannot be calculated
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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
Not available
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None
Terrestrial ecotoxicology
136
Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source
Rat
Moderate
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-
-
-
-
-
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329
Gallus domesticus
Moderate
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HUMAN HEALTH AND PROTECTION
High (class III)
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136
Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source
Rat
Moderate
183
Rat
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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
; E1 E = Unspecified genotoxicity type (miscellaneous data source) 1 = Positive
No data found
Reproduction / development effects
Acetyl cholinesterase inhibitor
Neurotoxicant
✓Yes, known to cause a problem
No data found
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
 
Highly toxic
No information available
Not classified: Obsolete
Not classified: Obsolete (Not classified: Obsolete)
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metepa
metepa
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Record last updated:
24/01/2023
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