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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2283714Generated: November 2, 2026

Iodoethane → 1-Ethyl-1H-indazol-4-amine

https://huagongshe.com/reaction/2283714

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIodoethaneHCID 6340—
Reactant4-NitroindazoleHCID 18057—
Product1-Ethyl-1H-indazol-4-amineHCID 69674803—

Reaction Steps

In accordance with Example 68 (Step 2), 4-nitro-1H-indazole was used instead of 4-nitro-1H-indole, and iodoethane was used instead of (S)-tetrahydrofuran-3-yl methanesulfonate to obtain 1-ethyl-1H-indazol-4-amine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09145414B2
Source datasetuspto-grants-2015_09
ORD IDord-d64868e8c82f4da7b4525752ed10b63b
Source noteuspto-grants-2015_09