CAS No. 134-62-3

Batch: Purity:
DEET Chemical Structure
Chemical Structure
Check the DEET product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 134-62-3
Molecular Formula

C12H17NO

Molecular Weight (MW) 191.27
SMILES CCN(CC)C(=O)C1=CC=CC(=C1)C

Biological Activity

DEET (N,N-Diethyl-meta-toluamide) is a widely used insect repellent that functions by targeting insect olfactory signaling systems. It interacts with insect odorant receptors and odorant receptor co-receptors, inhibiting their activation by host odorants. By blocking normal olfactory receptor neuron firing and inducing avoidance responses, DEET disrupts insect host-seeking behaviors and prevents mosquito landing and feeding actions. [1]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).

Reference

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Note: Technical data last updated: Sep 1, 2026.