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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1778689Generated: November 2, 2026

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

https://huagongshe.com/reaction/1778689

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-(4-Methylpiperazin-1-yl)pyridine-4-boronic acid, pinacol esterHCID 2769537—
Reactant6-(2,6-difluoro-3,5-dimethoxyphenyl)-3-iodo-1H-pyrazolo[4,3-c]pyridineHCID 178493490—
Product6-(2,6-Difluoro-3,5-dimethoxyphenyl)-3-[2-(4-methylpiperazin-1-yl)pyridin-4-yl]-1H-pyrazolo[4,3-c]pyridineHCID 76285330—

Reaction Steps

This compound was prepared by using procedures analogous to those described for the synthesis of Example 4, Step 2 starting from 6-(2,6-difluoro-3,5-dimethoxyphenyl)-3-iodo-1H-pyrazolo[4,3-c]pyridine and 1-methyl-4-[4-(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-6d8de6c923714c858154365ed411547c
Source noteuspto-grants-2016_02