Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1778688Generated: November 1, 2026

Trifluoroacetic acid → 6-(2,6-Difluoro-3,5-dimethoxyphenyl)-3-[6-(4-methylpiperazin-1-yl)pyridin-3-yl]-1H-pyrazolo[4,3-c]pyridine

https://huagongshe.com/reaction/1778688

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant1-Methyl-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazineHCID 2769618—
Reactant6-(2,6-difluoro-3,5-dimethoxyphenyl)-3-iodo-1H-pyrazolo[4,3-c]pyridineHCID 178493490—
Product6-(2,6-Difluoro-3,5-dimethoxyphenyl)-3-[6-(4-methylpiperazin-1-yl)pyridin-3-yl]-1H-pyrazolo[4,3-c]pyridineHCID 76284790—

Reaction Steps

This compound was prepared as TFA salt by using procedures analogous to those described for the synthesis of Example 7, Step 3 starting from 6-(2,6-difluoro-3,5-dimethoxyphenyl)-3-iodo-1H-pyrazolo[4,3-c]pyridine and 1-methyl-4-[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl]piperazine. LCMS (M+H)+=467.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09266892B2
Source datasetuspto-grants-2016_02
ORD IDord-c0164902c51944338eeb2ccfffeaf5ed
Source noteuspto-grants-2016_02