2-Bromo-5-methylpyrazine → (S)-6-(2-hydroxy-2-methylpropyl)-3-((S)-1-(4-(5-methylpyrazin-2-yl)phenyl)ethyl)-6-phenyl-1,3-oxazinan-2-one

Participants

Reaction Steps

The title compound was prepared from (S)-6-(2-hydroxy-2-methylpropyl)-6-phenyl-3-((S)-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethyl)-1,3-oxazinan-2-one and 2-bromo-5-methylpyrazine following a procedure analogous to that described in Example 459 Step 4. LC-MS Method 2 tR=1.257 min, m/z=388; 1H NMR (CDCl3) 1.07 (s, 3H), 1.12 (s, 3H), 1.49 (d, 3H), 2.01-2.13 (m, 4H), 2.28-2.39 (m, 1H), 2.57 (s, 3H), 2.80 (m, 1H), 5.68 (m, 1H), 7.02 (d, 2H), 7.21-7.33 (m, 5H), 7.67 (d, 2H), 8.41 (s, 1H), 8.76 (s, 1H).

Provenance & Evidence