4-tert-Butylphenylboronic acid → HCID 59752499, compound

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Reaction Steps

The title compound (28 mg) was prepared according to Example 189 using 215 mg of 2-isopropyl-3-trifluoromethanesulfonyloxy-4,5,7,8-tetrahydro-2H-1,2,6-triaza-azulene-6-carboxylic acid tert-butyl ester (Example 189, Step A) and 268 mg of 4-tert-butylphenylboronic acid. MS (ESI): exact mass calculated for C20H29N3, 311.24. found, m/z 312.5 [M+H]+. 1H NMR (500 MHz, CD3OD): 7.61-7.59 (m, 2H), 7.27-7.25 (m, 2H), 4.40 (m, 1H), 3.43-3.40 (m, 2H), 3.19-3.17 (m, 2H), 2.79-2.77 (m, 2H), 1.50-1.25 (m, 15H).

Provenance & Evidence