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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1508726Generated: October 26, 2026

2,4-Dichloropyridine → 4-Chloro-2-(3-chlorophenyl)pyridine hydrochloride

https://huagongshe.com/reaction/1508726

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-DichloropyridineHCID 33515—
Reactant(3-Chlorophenyl)boronic acidHCID 2734323—
Product4-Chloro-2-(3-chlorophenyl)pyridine hydrochlorideHCID 9011065971.1%

Reaction Steps

Following general procedure F, 2,4-dichloropyridine (4.0 g, 27 mmol) was reacted with (3-chlorophenyl)boronic acid (4.6 g, 30 mmol), followed by formation of the hydrochloride salt to afford the title compound (5.0 g, 71%) as a white solid. MW=260.55. 1H NMR (CDCl3, 500 MHz) δ 8.92-8.79 (m, 1H), 8.16-8.09 (m, 1H), 8.03 (s, 1H), 7.95 (s, 1H), 7.74-7.64 (m, 1H), 7.58-7.52 (m, 2H); APCI MS m/z 224 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09221843B2
Source datasetuspto-grants-2015_12
ORD IDord-258c5a656afa42c295a05a7ebfb15a12
Source noteuspto-grants-2015_12