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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1783456Generated: November 1, 2026

4-(4-Pyridin-3-yl-pyrimidin-2-ylamino)-benzoic acid ethyl ester → 4-Methyl-3-((4-(pyrazin-2-yl)pyrimidin-2-yl)amino)benzoic acid

https://huagongshe.com/reaction/1783456

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(4-Pyridin-3-yl-pyrimidin-2-ylamino)-benzoic acid ethyl esterHCID 14346969—
Reactant4-Methyl-3-(4-pyrazin-2-yl-pyrimidin-2-ylamino)-benzoic acid ethyl esterHCID 68612539—
Product4-Methyl-3-((4-(pyrazin-2-yl)pyrimidin-2-yl)amino)benzoic acidHCID 68850386—

Reaction Steps

4-methyl-3-(4-pyrazin-2-yl-pyrimidin-2-ylamino)-benzoic acid ethyl ester prepared in Preparation 11 was used instead of 4-(4-pyridin-3-yl-pyrimidin-2-ylamino)-benzoic acid ethyl ester according to the similar procedure to Preparation 19 to give the titled compound as yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07501424B2
Source datasetuspto-grants-2009_03
ORD IDord-24582fa9f41640f4aabdd175869c75e0
Source noteuspto-grants-2009_03