Phenylboronic Acid → HCID 59752600, compound

Participants

Reaction Steps

The title compound (129 mg) was prepared as in Example 294, using 263 mg of trifluoro-methanesulfonic acid 2-cyclopentyl-5,5,7,7-tetramethyl-2,4,5,6,7,8-hexahydro-1,2,6-triaza-azulen-3-yl ester and 110 mg of phenylboronic acid. MS (ESI): exact mass calculated for C22H31N3, 337.25. found, m/z 338.5 [M+H]+. 1H NMR (500 MHz, CD3OD): 7.56-7.49 (m, 3H), 7.32-7.30 (m, 2H), 4.51-4.44 (m, 1H), 3.12 (s, 2H), 2.72 (s, 2H), 2.03-1.88 (m, 6H), 1.61-1.57 (m, 2H), 1.45 (s, 6H), 1.35 (s, 6H).

Provenance & Evidence