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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2241517Generated: November 3, 2026

2-Fluoroaniline → 5-(4-Cyclopentyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid (2-fluoro-phenyl)-amide

https://huagongshe.com/reaction/2241517

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-FluoroanilineHCID 9584—
ReactantDiisopropylethylamineHCID 81531—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant[5-(4-Cyclopentyl-piperazine-1-carbonyl)-1H-indol-2-yl]-(1,1-dioxo-thiomorpholin-4-yl)-methanoneHCID 68680722—
ReactantHCID 68681770HCID 68681770—
SolventDimethylformamideHCID 6228—
Product5-(4-Cyclopentyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid (2-fluoro-phenyl)-amideHCID 866158056%

Reaction Steps

The title compound was synthesized in analogy to example 1, from 5-(4-cyclopentyl-piperazine-1-carbonyl)-1H-indole-2-carboxylic acid 1:1 hydrochloride (example 34, intermediate b), O-(benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate (commercially available), 2-fluoroaniline (commercially available) and N,N-diisopropylethylamine in N,N-dimethylformamide, to give the desired product as a light yellow solid (6%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07723325B2
Source datasetuspto-grants-2010_05
ORD IDord-352e1ec5f20b4d06887c61b34132f459
Source noteuspto-grants-2010_05