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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1929163Generated: November 3, 2026

Ethanol → 4-(2-Amino-4-methyl-phenoxy)-1H-indole-2-carboxylic acid ethyl ester

https://huagongshe.com/reaction/1929163

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
Reactant4-(3,5-Difluoro-2-nitro-phenoxy)-1H-indole-2-carboxylic acid ethyl esterHCID 66842102—
CatalystPalladiumHCID 23938—
Product4-(2-Amino-4-methyl-phenoxy)-1H-indole-2-carboxylic acid ethyl esterHCID 66842048—

Reaction Steps

138 (570 mg, 1.675 mmol) is dissolved in 150 ml of ethanol and, after addition of Pd—C (200 mg), the mixture is hydrogenated at room temperature for 2 hours. The mixture is filtrated over celite to remove the catalyst and evaporated.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08183366B2
Source datasetuspto-grants-2012_05
ORD IDord-fea9ad9292444ab28ca1dd7814955821
Source noteuspto-grants-2012_05