(E)-3-[4-(2-chloro-phenylamino)-6-(2-chloro-phenyl)-2-methylsulfanyl-pyrimidin-5-yl]-acrylic acid methyl ester → 4,8-bis-(2-chloro-phenyl)-2-(2-hydroxy-ethoxy)-8H-pyrido[2,3-d]pyrimidin-7-one

Participants

Reaction Steps

Prepared as described above in Example 98 starting from (E)-3-[4-(2-chloro-phenylamino)-6-(2-chloro-phenyl)-2-methylsulfanyl-pyrimidin-5-yl]-acrylic acid methyl ester and ethylene glycol sodium salt to afford the title compound 4,8-bis-(2-chloro-phenyl)-2-(2-hydroxy-ethoxy)-8H-pyrido[2,3-d]pyrimidin-7-one. 1H-NMR (CDCl3) δ 3.81 (m, 2H), 4.23 (m, 2H), 5.62 (m, 0.5H), 6.65 (d, 1H, J=9.6 Hz), 7.29-7.58 (9H). LC MS (m/e)=428 (MH+). Rt=1.85 min

Provenance & Evidence