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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1381494Generated: November 3, 2026

Ethanol → 6-Hydroxyindole

https://huagongshe.com/reaction/1381494

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
Reactant3-Amino-p-cresolHCID 17820—
CatalystPalladiumHCID 23938—
Product6-HydroxyindoleHCID 52450838%

Reaction Steps

The semicarbazone obtained above was reduced catalytically using 10% palladium on carbon in ethanol to yield a mixture of 6-hydroxyindole 38% yield, mp 124°-6° C., and 3-amino-4-methylphenol which were separated by column chromatography.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04803203
Source datasetuspto-grants-1989_02
ORD IDord-51d977fcd45148cba0ca8ff260d5c519
Source noteuspto-grants-1989_02