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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2357238Generated: October 26, 2026

4-Piperidinamine → 4,8-bis-(2-chloro-phenyl)-2-(piperidin-4-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one

https://huagongshe.com/reaction/2357238

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-PiperidinamineHCID 424361—
Reactant4,8-bis-(2-chloro-phenyl)-2-methanesulfonyl-8H-pyrido[2,3-d]pyrimidin-7-oneHCID 10225578—
Product4,8-bis-(2-chloro-phenyl)-2-(piperidin-4-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-oneHCID 59639551—

Reaction Steps

The product of Example 47, and piperidin-4-ylamine were reacted by the procedure of Example 60 to afford the title compound 4,8-bis-(2-chloro-phenyl)-2-(piperidin-4-ylamino)-8H-pyrido[2,3-d]pyrimidin-7-one. 1H-NMR (CDCl3) δ 1.21 (m, 2H), 1.84 (m, 2H), 2.38 (m, 2H), 3.01 (m, 2H), 3.30 (m, 1H), 5.36 (s, 1H), 6.40 (d, 1H, J=9.8 Hz), 7.20-7.62 (m, 9H). LC MS (m/e)=466 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07759486B2
Source datasetuspto-grants-2010_07
ORD IDord-c8b179b3b66b484395b98be96bd81704
Source noteuspto-grants-2010_07