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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1294946Generated: October 30, 2026

Bromocyclopentane → 7-chloro-2-cyclopentyl-3-(4-methoxyphenyl)-2H-indazole

https://huagongshe.com/reaction/1294946

Reaction equation

Participants

RoleNameHCIDCharge
ReactantBromocyclopentaneHCID 8728—
ReactantSodium hydrideHCID 24758—
ReactantHCID 178489137HCID 178489137—
Product7-chloro-2-cyclopentyl-3-(4-methoxyphenyl)-2H-indazoleHCID 689507172.4%

Reaction Steps

Prepared according to Method D step B from 7-chloro-3-(4-methoxyphenyl)-1H-indazole (0.129 g, 0.5 mmol), sodium hydride (60% in oil, 0.024 g, 0.6 mmol) and cyclopentylbromide (0.107 mL, 1.0 mmol) to give the title compound (0.004 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07241791B2
Source datasetuspto-grants-2007_07
ORD IDord-f6d9497e5fb34859b48520703603437e
Source noteuspto-grants-2007_07