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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1467325Generated: November 3, 2026

Trifluoroacetic acid → 5-phenyl-N-(3-(pyridin-4-yl)-1H-indazol-5-yl)piperidine-3-carboxamide

https://huagongshe.com/reaction/1467325

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-butyl 3-phenyl-5-(3-(pyridin-4-yl)-1-trityl-1H-indazol-5-ylcarbamoyl)piperidine-1-carboxylateHCID 66613498—
CatalystTriethylsilaneHCID 12052—
Product5-phenyl-N-(3-(pyridin-4-yl)-1H-indazol-5-yl)piperidine-3-carboxamideHCID 56942843—

Reaction Steps

Trifluoroacetic acid (1 mL) was added to tert-butyl 3-phenyl-5-(3-(pyridin-4-yl)-1-trityl-1H-indazol-5-ylcarbamoyl)piperidine-1-carboxylate (0.117 mmol). The reaction was stirred at room temperature for 30 minutes. Triethylsilane (1 drop) was added to the reaction and stirred for an additional 5 minutes. The reaction was concentrated in vacuo and purified using prep LC/MS.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08999957B2
Source datasetuspto-grants-2015_04
ORD IDord-0d3f924d591b485d8380912ec9c1a4a8
Source noteuspto-grants-2015_04