Tolylboronic acid → HCID 11368861, compound

Participants

Reaction Steps

The title compound (136 mg) was prepared as in Example 177, Steps C and D, using 201 mg of 2-ethyl-3-trifluoromethanesulfonyloxy-4,5,7,8-tetrahydro-2H-1,2,6-triaza-azulene-6-carboxylic acid tert-butyl ester (Example 193, Step A) and 198 mg of 4-methylphenylboronic acid. MS (ESI): exact mass calculated for C16H21N3, 255.17; found, m/z 256.5 [M+H]+. 1H NMR (500 MHz, CD3OD): 7.38 (d, J=8.0 Hz, 2H), 7.25 (d, J=8.0 Hz, 2H), 4.67 (br s, 1H), 4.05 (q, J=7.1 Hz, 2H), 3.92-3.41 (m, 2H), 3.28-3.18 (m, 3H), 2.89-2.80 (m, 2H), 2.43 (s, 3H), 1.29 (t, J=7.1 Hz, 3H).

Provenance & Evidence