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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2273023Generated: November 1, 2026

Trifluoroacetic acid → 2,2,2-trifluoro-1-{6-[8-(1-methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamino]-1H-indol-3-yl}-ethanone

https://huagongshe.com/reaction/2273023

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant6-BromoindoleHCID 676493—
Reactant1-(6-bromo-1H-indol-3-yl)-2,2,2-trifluoroethanoneHCID 12706370—
Reactant8-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamineHCID 66583323—
SolventDimethylformamideHCID 6228—
Product2,2,2-trifluoro-1-{6-[8-(1-methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamino]-1H-indol-3-yl}-ethanoneHCID 89769067—

Reaction Steps

8-(1-Methyl-1H-pyrazol-4-yl)-[1,2,4]triazolo[1,5-a]pyrazin-2-ylamine is reacted with 1-(6-bromo-1H-indol-3-yl)-2,2,2-trifluoro-ethanone, available by reaction of 6-bromo-1H-indole (1 eq.) with TFA (1.6 eq) in DMF at 120° C. for 1 h, under conditions described in general procedure 2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09120804B2
Source datasetuspto-grants-2015_09
ORD IDord-06106bba795a427e968dd324c580e0b4
Source noteuspto-grants-2015_09