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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 32406Generated: October 29, 2026

3-Chloro-1H-indole-6-carboxylic acid → 4-{2-[(3-chloro-1H-indole-6-carbonyl)amino]-2-(4-fluorophenyl)ethoxymethyl}piperidine-1-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/32406

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Chloro-1H-indole-6-carboxylic acidHCID 15543042—
Reactant4-[2-Amino-2-(4-fluorophenyl)-ethoxymethyl]piperidine-1-carboxylic acid tert-butyl esterHCID 69307957—
Product4-{2-[(3-chloro-1H-indole-6-carbonyl)amino]-2-(4-fluorophenyl)ethoxymethyl}piperidine-1-carboxylic acid tert-butyl esterHCID 69307946100.6%

Reaction Steps

Using coupling method A, 4-[2-amino-2-(4-fluorophenyl)-ethoxymethyl]piperidine-1-carboxylic acid tert-butyl ester (1.1 g, 3.0 mmol) and 3-chloroindole-6-carboxylic acid (653 mg, 3.3 mmol) afforded 1.6 g (100%) of the title compound as a crude residue, which was used without further purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07427632B2
Source datasetuspto-grants-2008_09
ORD IDord-84c5bf9352fc41ddb9d7695d63b711b7
Source noteuspto-grants-2008_09