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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 924132Generated: November 2, 2026

(5-Fluoropyridin-3-yl)boronic acid → 2-Chloro-N-(4-(chlorodifluoromethoxy)phenyl)-5'-fluoro-[3,3'-bipyridine]-5-carboxamide

https://huagongshe.com/reaction/924132

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(5-Fluoropyridin-3-yl)boronic acidHCID 44717403—
Reactant6-chloro-N-(4-(chlorodifluoromethoxy)phenyl)-5-iodonicotinamideHCID 86702626—
Product2-Chloro-N-(4-(chlorodifluoromethoxy)phenyl)-5'-fluoro-[3,3'-bipyridine]-5-carboxamideHCID 72201587—

Reaction Steps

The title compound was prepared in an analogous fashion to that described in Stage 247.1 using 6-chloro-N-(4-(chlorodifluoromethoxy)phenyl)-5-iodonicotinamide (Stage 247.2) and 3-Fluoropyridine-5-boronic acid pinacolester (80° C. instead of 90° C.) to afford a white solid. UPLC-MS (Condition 3) tR=1.17 min, m/z=428.0/429.9 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09278981B2
Source datasetuspto-grants-2016_03
ORD IDord-1e19fb3a9fa248449d204ea94624b5a8
Source noteuspto-grants-2016_03