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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1986069Generated: October 26, 2026

2-chloro-N-(4-chlorophenyl)pyridine-3-carboxamide → 2-(4-(2-Carbamoylpyridin-4-yloxy)-3-fluorophenylamino)-N-(4-chlorophenyl)nicotinamide

https://huagongshe.com/reaction/1986069

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-chloro-N-(4-chlorophenyl)pyridine-3-carboxamideHCID 587906—
Reactant2-(4-(2-Aminopyridin-4-yloxy)-3-fluorophenylamino)-n-(2,4-difluorophenyl)nicotinamide, hydrochloride saltHCID 16223105—
Reactant2-(4-(2-Carbamoylpyridin-4-yloxy)-3-fluorophenylamino)-N-(2,4-difluorophenyl)nicotinamideHCID 57721364—
Product2-(4-(2-Carbamoylpyridin-4-yloxy)-3-fluorophenylamino)-N-(4-chlorophenyl)nicotinamideHCID 5772135047%

Reaction Steps

4-(4-Amino-2-fluorophenoxy)picolinamide (0.12 g, 0.50 mmol, Compound C of Example 3) was converted to the desired compound (0.090 g, 47%) in a manner similar to the preparation of 2-(4-(2-carbamoylpyridin-4-yloxy)-3-fluorophenylamino)-N-(2,4-difluorophenyl)-nicotinamide (Step D of Example 3), except that 2-chloro-N-(4-chlorophenyl)nicotinamide (Maybridge, 0.11 g, 0.40 mmol) was used instead of 2-chloro-N-(2,4-difluorophenyl)nicotinamide. HRMS(ESI+), 478.1082 (M+H)+ calc, 478.1059 (M+H)+ found.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07547782B2
Source datasetuspto-grants-2009_06
ORD IDord-590ee7320b6a4898b4a5a2071675ec85
Source noteuspto-grants-2009_06