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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1295005Generated: October 29, 2026

Bromocyclopentane → 1-cyclopentyl-3-(2,4-dimethoxyphenyl)-7-fluoro-1H-indazole

https://huagongshe.com/reaction/1295005

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromocyclopentaneHCID 8728—
ReactantSodium hydrideHCID 24758—
Reactant3-(2,4-dimethoxyphenyl)-7-fluoro-1H-indazoleHCID 178489145—
Product1-cyclopentyl-3-(2,4-dimethoxyphenyl)-7-fluoro-1H-indazoleHCID 68882324125%

Reaction Steps

Prepared according to Method D step B from 3-(2,4-dimethoxyphenyl)-7-fluoro-1H-indazole (0.150 g, 0.55 mmol), sodium hydride (60% in oil, 0.058 g, 0.66 mmol) and cyclopentyl bromide (0.214 mL, 2.0 mmol) to give the title compound (0.234 g) as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07241791B2
Source datasetuspto-grants-2007_07
ORD IDord-54ddf5aa11284b19b60beaf381ab4dac
Source noteuspto-grants-2007_07