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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 457795Generated: October 25, 2026

2-(2-Bromoethyl)-1,3-dioxolane → 4-[1-(2-[1,3]dioxolan-2-yl-ethyl)-6-fluoro-1H-indol-3-yl]-piperidine-1-carboxylic acid ethyl ester

https://huagongshe.com/reaction/457795

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(2-Bromoethyl)-1,3-dioxolaneHCID 87776—
Reactant4-(6-fluoro-1H-indol-3-yl)-piperidine-1-carboxylic acid ethyl esterHCID 11323738—
Product4-[1-(2-[1,3]dioxolan-2-yl-ethyl)-6-fluoro-1H-indol-3-yl]-piperidine-1-carboxylic acid ethyl esterHCID 69411834117.7%

Reaction Steps

This compound was prepared following the procedure described in example 13 (part B) at room temperature for 15 hours, starting with 0.1 g (0.37 mmol) of 4-(6-fluoro-1H-indol-3-yl)-piperidine-1-carboxylic acid ethyl ester and 0.081 g (0.45 mmol) of 2-(2-bromo-ethyl)-[1,3]dioxolane. 0.170 g (quantitative yield) of 4-[1-(2-[1,3]dioxolan-2-yl-ethyl)-6-fluoro-1H-indol-3-yl]-piperidine-1-carboxylic acid ethyl ester were obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07189741B2
Source datasetuspto-grants-2007_03
ORD IDord-2ec8da7690854edf97db0d4c445ab0ca
Source noteuspto-grants-2007_03