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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 583926Generated: October 31, 2026

Tetrahydrofuran → 1,2-Dimethyl-1H-indol-5-amine

https://huagongshe.com/reaction/583926

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTetrahydrofuranHCID 8028—
Reactant1,2-Dimethyl-5-nitro-1h-indoleHCID 280485—
CatalystPalladiumHCID 23938—
SolventMethanolHCID 887—
Product1,2-Dimethyl-1H-indol-5-amineHCID 6484710—

Reaction Steps

A solution of 1,2-dimethyl-5-nitro-1H-indole (500 mg) in 1:1 THF:methanol (10 mL) was treated with 10% palladium on carbon (100 mg), stirred under hydrogen (1 atm) for 1 hour, filtered through diatomaceous earth (Celite®), and concentrated. The crude product was used without further purification in the next step.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06924304B2
Source datasetuspto-grants-2005_08
ORD IDord-3252bf7833064e9e8f7cb876c88cd8b8
Source noteuspto-grants-2005_08