Aspon (Ref: ASP-51) |
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Last updated: 23/01/2025
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(Also known as: NPD; ENT 16894) |
Aspon is an obsolete organophosphate insecticide that was used on turf. It has a moderate aqueous solubility and is highly volatile. Little else is known about its environmental fate and behaviour. There is little published data regarding its ecotoxicity. Aspon is moderately toxic to mammals if ingested. It is an acetyl cholinesterase inhibitor and a neurotoxin. |
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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An obsolete organophosphate insecticide that was used on turf |
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Chinch bugs (Blissus leucopterus); Sod webworms |
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Turf |
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- |
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Considered obsolete but may be available in some countries |
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1951, first reported |
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Not approved |
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Not applicable |
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No UK approval for use as a pesticide |
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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Not applicable |
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No |
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ATAustria |
BEBelgium |
BGBulgaria |
CYCyprus |
CZCzech Republic |
DEGermany |
DKDenmark |
EEEstonia |
ELGreece |
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ESSpain |
FIFinland |
FRFrance |
HRCroatia |
HUHungary |
IEIreland |
ITItaly |
LTLithuania |
LULuxembourg |
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LVLatvia |
MTMalta |
NLNetherlands |
PLPoland |
PTPortugal |
RORomania |
SESweden |
SISlovenia |
SKSlovakia |
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None |
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C₁₂H₂₈O₅P₂S₂ |
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CCCOP(=S)(OCCC)OP(=S)(OCCC)OCCC |
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- |
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IIDFEIDMIKSJSV-UHFFFAOYSA-N |
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InChI=1S/C12H28O5P2S2/c1-5-9-13-18(20,14-10-6-2)17-19(21,15-11-7-3)16-12-8-4/h5-12H2,1-4H3 |
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Yes |
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Insecticide |
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Organophosphate insecticide |
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>93% |
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- |
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Synthetic |
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Non-systemic. Acetylcholinesterase (AchE) inhibitor. |
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3244-90-4 |
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221-817-0 |
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None allocated |
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079101 |
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18609 |
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015-081-00-8 |
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378.4 |
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O,O,O,O-tetrapropyl dithiopyrophosphate |
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O,O,O,O-tetrapropyl dithiopyrophosphate |
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tetrapropyl thiodiphosphate |
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- |
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- |
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Not applicable |
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Not applicable |
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1B |
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Not applicable |
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- |
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Straw coloured liquid |
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30.0 |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Moderate |
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Miscible |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Acetone |
- |
Miscible |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Ethanol |
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Miscible |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Kerosene |
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Miscible |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Xylene |
- |
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- |
- |
- |
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170 |
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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- |
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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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1.119 |
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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13.0 |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
Highly volatile. If applied directly to plants or soil, drift is a concern & mitigation is advisable |
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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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Cannot be calculated |
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None
Terrestrial ecotoxicology |
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> 740 |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Rat |
Moderate |
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HUMAN HEALTH AND PROTECTION |
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High (class III) |
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> 740 |
L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source Rat |
Moderate |
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EU MRL pesticide database |
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Carcinogen |
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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 |
No data found |
✓Yes, known to cause a problem |
✓Yes, known to cause a problem |
Respiratory tract irritant |
Skin irritant |
Skin sensitiser |
No data found |
✓Yes, known to cause a problem |
No data found |
Eye irritant |
Phototoxicant |
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XNo, known not to cause a problem |
No data found |
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CNS toxicant |
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No information available |
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Not listed (Not listed) |
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aspon |
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Record last updated: |
23/01/2025 |
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 |