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SHEET /m/skatole · PubChem CID 6736 · CAS 83-34-1 · REV 2026.07

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Skatole

from source

C9H9N · 131.17 g/mol

beta-Methylindole

What is Skatole?

The molecule that makes faeces smell like faeces, formed when gut bacteria break down tryptophan. In tiny amounts it smells floral and is used in perfume. from source

CategoryScent & aroma
Chemical familyAromatics
LeaderboardsBiggestMost pungent

Fig. 1 · 2D structure RDKit

SMILESCC1=CNC2=CC=CC=C12

Toxicity & hazards

WarningIrritantEnvironmentalH315, H319, H335, H411from source

Keep roaming

Where Skatole leads

Relatedcomputed
Tryptamine45% similarBoth carry an aromatic ring.Tryptophan37% similarBoth carry an aromatic ring.

Sources & methodology

PubChem CID
6736
Wikidata
Q412281
Structure
PubChem → RDKit
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