2-Methylphenyl boronic acid → HCID 86680671, compound

Participants

Reaction Steps

This compound was prepared from tert-butyl 5-((diphenoxyphosphoryl)oxy)-2H-1,4-oxazine-4(3H)-carboxylate and o-tolylboronic acid using a procedure similar to that described in Example 2 (Steps 1-3a) above. The product was isolated as a white solid (57% yield); 1H-NMR (d6-DMSO) 0.97 (9H, s), 2.15 (3H, s), 3.69 (2H, t), 4.14 (2H, t), 6.06 (1H, s), 7.10-7.15 (4H, m); MS ES(+) 220.0 (M+-tBu). IR λmax=1694, 1365, 1165 cm−1.

Provenance & Evidence