Octanal |
Last updated: 11/05/2024
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(Also known as: caprylic aldehyde; octanaldehyde; aldehyde C8; n-octyl aldehyde) |
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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A naturally occuring eight-carbon aldehyde with potent invertebrate repellent activity, particulary against mosquitoes |
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Mosquitos |
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Humans |
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- |
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- |
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Current |
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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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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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  |
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  |
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  |
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  |
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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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ISIceland |
NONorway |
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None |
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C₈H₁₆O |
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CCCCCCCC=O |
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- |
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NUJGJRNETVAIRJ-UHFFFAOYSA-N |
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InChI=1S/C8H16O/c1-2-3-4-5-6-7-8-9/h8H,2-7H2,1H3 |
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Yes |
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Insecticide, Semiochemical |
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Plant-derived substance |
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- |
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- |
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Natural |
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Unknown mode of action, contact |
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Found in many plants in low concentrations including mint, lavender, cannabis, hops, tea, oats, and ginger |
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Produced for commercial applications using Ziegler alcohol syntheisis. This involves the oligomerization of ethylene using triethylaluminium followed by oxidation of the alkylaluminium products. |
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Public health |
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Mosquitoes |
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- |
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Not normally used in agricultural production |
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124-13-0 |
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204-683-8 |
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- |
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128948 |
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454 |
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128.22 |
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- |
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octanal |
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octanaldehyde |
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- |
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- |
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Not applicable |
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Not applicable |
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Not known |
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Not applicable |
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- |
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Pale straw coloured liquid |
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Aldehyde C8 |
Innospec Widness Ltd |
1-Octanol |
Kao Chemicals Europe |
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- |
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560 |
at 25 °C |
High |
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- |
- |
- |
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13 |
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- |
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170 |
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source |
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- |
- |
- |
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54 |
E3 E = Manufacturers safety data sheets 3 = Unverified data of known source |
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4.47 X 1002 |
Calculated |
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2.65 |
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Low |
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- |
- |
- |
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- |
- |
- |
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0.821 |
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- |
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- |
- |
- |
- |
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200000 |
at 25 °C |
Highly volatile. If applied directly to plants or soil, drift is a concern & mitigation is advisable |
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5.2 X 1008 |
at 25 °C |
Volatile |
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- |
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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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- |
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Mobile |
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59 |
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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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None
Terrestrial ecotoxicology |
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3730 |
Rat |
Low |
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- |
- |
- |
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- |
- |
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- |
- |
- |
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111 |
Agelaius phoeniceus |
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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0.098 |
Unknown species |
Moderate |
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7.9 |
Poecilia reticulata |
Moderate |
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2.3 |
Daphnia magna |
Moderate |
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0.13 |
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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- |
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- |
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- |
- |
- |
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- |
- |
- |
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13.0 |
Unknown species |
Low |
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1.1 |
Unknown species |
Low |
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- |
- |
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- |
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HUMAN HEALTH AND PROTECTION |
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Low (class I) |
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- |
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3730 |
Rat |
Low |
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6400 |
Rat |
- |
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- |
- |
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- |
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[PPE/PPC should be used to limit exposure via skin and inhalation] |
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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 ; 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 |
✓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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✓Yes, known to cause a problem |
No data found |
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May cause chemical conjunctivitis and corneal damage May cause delayed pulmonary edema May cause gastrointestinal tract irritation |
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Flammable IMDG Transport Hazard Class 3 |
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- |
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Not listed (Not listed) |
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UN1191 |
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Packaging Group III (minor danger) |
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octanal |
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Record last updated: |
11/05/2024 |
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 |