Phosphorus oxybromide → HCID 45787814, compound

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-dioxaborol-an-2-yl)phenyl)ethyl)-1,3-oxazinan-2-one and 3-bromo-6-tert-butylpyridazine following a procedure analogous to that described in Example Step 2. 3-bromo-6-tert-butylpyridazine was prepared from pivaloyl chloride following procedures analogous to those described in Example 4 Steps 1-4 using POBr3 in place of POCl3 in Step 4. LC-MS Method 2 tR=1.208 min, m/z=488.3; 1H NMR (CD3OD) 0.94 (s, 3H), 1.25 (s, 3H), 1.48 (s, 9H), 1.57 (d, 3H), 2.15 (s, 2H), 2.29 (m, 1H), 2.50 (m, 2H), 3.10 (m, 1H), 5.60 (m, 1H), 7.14 (d, 2H), 7.30 (m, 5H), 7.81 (d, 2H), 8.07 (d, 1H), 8.20 (d, 1H)

Provenance & Evidence