4-Chlorophenylboronic acid → HCID 24873388, compound

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Reaction Steps

The title compound (9.3 mg) was prepared from 164.0 mg of 2-phenyl-3-trifluoromethanesulfonyloxy-4,5,7,8-tetrahydro-2H-1,2,6-triaza-azulene-6-carboxylic acid tert-butyl ester (Example 176, Step B) and 63.8 mg of 4-chlorophenylboronic acid as in Example 196. MS (ESI): exact mass calculated for C19H18ClN3, 323.12; found, m/z 324.1 [M+H]+. 1H NMR (500 MHz, CDCl3): 7.33-7.25 (m, 4H), 7.23-7.16 (m, 3H), 7.09-7.06 (m, 2H), 3.10-3.07 (m, 2H), 3.03-3.00 (m, 2H), 2.99-2.96 (m, 2H), 2.66-2.63 (m, 2H).

Provenance & Evidence