SHEET /m/deet · PubChem CID 4284 · CAS 134-62-3 · REV 2026.07
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DEET
from sourceC12H17NO · 191.27 g/mol
diethyltoluamide · diethyl toluamide · diethyltoluamidum · dietiltoluamida
What is DEET?
The active ingredient in most insect repellents. It does not kill mosquitoes, it jams the receptors they use to smell you. from source
CategoryEveryday chemistry
Fig. 1 · 2D structure RDKit
SMILES
CCN(CC)C(=O)C1=CC=CC(=C1)CWhere you'll find it
Curated by MoleculeFinder from source
Relative acute toxicity from source
Animal study data · LD50
- Reported LD50
- 1,892 mg/kg · low toxicity
- Species
- rat
- Route
- oral
An LD50 describes acute toxicity under experimental conditions and is not a safe or dangerous dose for a person.
Toxicity & hazards
Toxicity · LD50
1,892 mg/kg · low toxicity · LD50 rat oral from source
1 more reported value
- 5,000 mg/kgLD50 · dermal · rat
WarningIrritantH302, H315, H319, H320, H336, H402, H412from source