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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2055475Generated: October 25, 2026

2,3-Difluorobenzoyl chloride → 5-Bromo-1'-{[6-chloro-1-(2,3-difluorobenzoyl)-1H-indol-3-yl]carbonyl}-3H-spiro[2-benzofuran-1,4'-piperidin]-3-one

https://huagongshe.com/reaction/2055475

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,3-Difluorobenzoyl chlorideHCID 519549—
Reactant5-bromo-1'-[(6-chloro-1H-indol-3-yl)carbonyl]-3H-spiro[2-benzofuran-1,4'-piperidin]-3-oneHCID 59657619—
Product5-Bromo-1'-{[6-chloro-1-(2,3-difluorobenzoyl)-1H-indol-3-yl]carbonyl}-3H-spiro[2-benzofuran-1,4'-piperidin]-3-oneHCID 59657663—

Reaction Steps

Following the general procedure VII as describeed above, the acylation of 5-bromo-1′-[(6-chloro-1H-indol-3-yl)carbonyl]-3H-spiro[2-benzofuran-1,4′-piperidin]-3-one with commercially available 2,3-difluorobenzoyl chloride gave the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07332501B2
Source datasetuspto-grants-2008_02
ORD IDord-31aad50b250b4b2d8d22b69fe4051131
Source noteuspto-grants-2008_02