8-cyclopentyl-6-iodo-2-methanesulfinyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one → 6-bromo-8-cyclopentyl-2-methanesulfinyl-8H-pyrido[2,3-d]pyrimidin-7-one

Participants

Reaction Steps

Prepared from 6-bromo-8-cyclopentyl-2-methylsulfanyl-8H-pyrido[2,3-d]pyrimidin-7-one following the procedure described for 8-cyclopentyl-6-iodo-2-methanesulfinyl-5-methyl-8H-pyrido[2,3-d]pyrimidin-7-one. MS (APCI) Calc'd for C13H14BrN3O2S: 357, 355.0. Found: 358 (M+1), 356. 1H NMR δ (400 MHz, DMSO-d6) 9.14 (s, 1H), 8.63 (s, 1H), 5.91-5.86 (m, 1H), 2.89 (s, 3H), 2.15 (br s, 2H), 2.04 (br s, 2H), 1.87-1.79 (m, 2H), 1.61-1.58 (m, 2H).

Provenance & Evidence