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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 61548Generated: October 30, 2026

Trifluoroacetic acid → (2S)-N-(3-(4-(1H-indazol-5-ylamino)quinazolin-2-yl)phenyl)-1-methylpyrrolidine-2-carboxamide

https://huagongshe.com/reaction/61548

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactanttert-butyl 5-(2-(3-((S)-1-methylpyrrolidine-2-carboxamido)phenyl)-quinazolin-4-ylamino)-1H-indazole-1-carboxylateHCID 59361945—
SolventDichloromethaneHCID 6344—
Product(2S)-N-(3-(4-(1H-indazol-5-ylamino)quinazolin-2-yl)phenyl)-1-methylpyrrolidine-2-carboxamideHCID 59361947—

Reaction Steps

To tert-butyl 5-(2-(3-((S)-1-methylpyrrolidine-2-carboxamido)phenyl)-quinazolin-4-ylamino)-1H-indazole-1-carboxylate (22 mmol) was added a solution of 1:1 TFA:CH2Cl2 (2 mL) and stirred at RT for 2 h. The reaction mixture was concentrated in vacuo and the crude product was purified by prep HPLC (method 10-35_90 mins) to afford (2S)—N-(3-(4-(1H-indazol-5-ylamino)quinazolin-2-yl)phenyl)-1-methylpyrrolidine-2-carboxamide. (25 mg, 25%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09440961B2
Source datasetuspto-grants-2016_09
ORD IDord-ff9efc78f10c416781cf55419f2f7f60
Source noteuspto-grants-2016_09