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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 404469Generated: October 29, 2026

Trifluoroacetic acid → 1-(4-(4-(8-Oxa-3-azabicyclo[3.2.1]octan-3-yl)-6-(piperazin-1-yl)-1,3,5-triazin-2-yl)phenyl)-3-(pyridin-4-yl)urea

https://huagongshe.com/reaction/404469

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantTert-butyl 4-(4-(8-oxa-3-azabicyclo[3.2.1]octan-3-yl)-6-(4-(3-pyridin-4-ylureido)phenyl)-1,3,5-triazin-2-yl)piperazine-1-carboxylateHCID 44548641—
SolventDichloromethaneHCID 6344—
Product1-(4-(4-(8-Oxa-3-azabicyclo[3.2.1]octan-3-yl)-6-(piperazin-1-yl)-1,3,5-triazin-2-yl)phenyl)-3-(pyridin-4-yl)ureaHCID 44548642—

Reaction Steps

Crude tert-butyl 4-(4-(8-oxa-3-azabicyclo[3.2.1]octan-3-yl)-6-(4-(3-pyridin-4-ylureido)phenyl)-1,3,5-triazin-2-yl)piperazine-1-carboxylate (approx 1.4 mmol) was taken up in dichloromethane (20 mL) and treated with trifluoroacetic acid (5 mL). The mixture was concentrated under reduced the pressure. To the residue was added diethyl ether to give the title compound as a solid di-TFA salt, which was collected by filtration and dried under house vacuum; MS (ES+) 488.1 (M+H)+

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08748421B2
Source datasetuspto-grants-2014_06
ORD IDord-abf02fcc398a45e99c0ca0fcfecb06bb
Source noteuspto-grants-2014_06