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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1778686Generated: October 30, 2026

1-Methyl-4-{[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1-benzofuran-2-yl]carbonyl}piperazine → 6-(2,6-Difluoro-3,5-dimethoxyphenyl)-3-{2-[(4-methylpiperazin-1-yl)carbonyl]-2,3-dihydro-1-benzofuran-5-yl}-1H-pyrazolo[4,3-c]pyridine

https://huagongshe.com/reaction/1778686

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-Methyl-4-{[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1-benzofuran-2-yl]carbonyl}piperazineHCID 86722811—
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)carbonyl]-2,3-dihydro-1-benzofuran-5-yl}-1H-pyrazolo[4,3-c]pyridineHCID 76285265—

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-{[5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-1-benzofuran-2-yl]carbonyl}piperazine. LCMS (M+H)+=536.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09266892B2
Source datasetuspto-grants-2016_02
ORD IDord-18901becd9ff4556b0a36a5391f8fdc6
Source noteuspto-grants-2016_02