3-Tolylboronic acid → HCID 136027569, compound

Participants

Reaction Steps

The titled compound was prepared in a manner analogous to Example 69, steps C-E, using 1-[6-iodo-4-oxo-3-(2-trimethylsilanyl-ethoxymethyl)-3,4-dihydro-quinazolin-2-yl]-1H-pyrazole-4-carboxylic acid ethyl ester (Example 69 product from step B) and 3-methylphenylboronic acid in step C. MS (ESI): mass calcd. for C19H14N4O3, 346.1; m/z found, 347.1 [M+H]+. 1H NMR (500 MHz, DMSO-d6): 13.02 (s, 1H), 12.91 (s, 1H), 8.98 (s, 1H), 8.34 (s, 1H), 8.27 (s, 1H), 8.17 (d, J=7.9 Hz, 1H), 7.78 (d, J=6.3 Hz, 1H), 7.62 (s, 1H), 7.58 (d, J=7.3 Hz, 1H), 7.41 (t, J=7.6 Hz, 1H), 7.24 (d, J=7.0 Hz, 1H), 2.42 (s, 3H).

Provenance & Evidence