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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 450413Generated: October 26, 2026

Sodium Carbonate → 3-fluoro-4-(2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yloxy)aniline

https://huagongshe.com/reaction/450413

Reaction equation

Participants

RoleNameHCIDCharge
ReactantSodium CarbonateHCID 10340—
Reactant1-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazoleHCID 2773987—
Reactant4-(2-Chloropyridin-4-yloxy)-3-fluorobenzenamineHCID 59852998—
Product3-fluoro-4-(2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yloxy)anilineHCID 5932276934%

Reaction Steps

Using a procedure analogous to Example A1, 4-(2-chloropyridin-4-yloxy)-3-fluoroaniline (3 g, 11.6 mmol), 1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (3.4 g, 16.4 mmol), Na2CO3 (2.7 g, 25.2 mmol) and Pd(Ph3)4 (1.5 g, 0.1 eq) were combined to give 3-fluoro-4-(2-(1-methyl-1H-pyrazol-4-yl)pyridin-4-yloxy)aniline (1.1 g, 34% yield). 1H NMR (400 MHz, DMSO-d6): δ (8.31 (d, J=5.6 Hz, 1H), 8.22 (s, 1H), 7.93 (s, 1H), 7.14 (s, 1H), 6.98 (m, 1H), 6.55-6.49 (m, 2H), 6.42 (d, J=7.2 Hz, 1H), 5.44 (s, 2H), 3.86 (s, 3H); MS (ESI) m/z: (M+H+): 285.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08486951B2
Source datasetuspto-grants-2013_07
ORD IDord-a6e6b1be71fc49eea876bad6dad7eba3
Source noteuspto-grants-2013_07