4-Fluorophenylboronic acid → HCID 136027600, 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 4-fluorophenylboronic acid in step C. MS (ESI): mass calcd. for C18H11FN4O3, 350.1; m/z found, 351.1 [M+H]+. 1H NMR (600 MHz, DMSO-d6): 13.01 (br s, 1H), 12.92 (br s, 1H), 8.98 (s, 1H), 8.32 (s, 1H), 8.28 (s, 1H), 8.16 (dd, J=8.5, 2.2 Hz, 1H), 7.88-7.82 (m, 2H), 7.79 (s, 1H), 7.37-7.32 (m, 2H).

Provenance & Evidence