3-Bromo-1-(3-chloropyridin-2-yl)-1H-pyrazole-5-carboxylic acid → 2-(3-Bromo-1-(3-chloropyridin-2-yl)-1H-pyrazol-5-yl)-6-chloro-8-methyl-4H-benzo[d][1,3]oxazin-4-one

Participants

Reaction Steps

A procedure analogous to that of Example 6, Step D was used to convert the pyrazolecarboxylic acid product from Example 10, Step D (1.5 g, 4.96 mmol) and 2-amino-3-methyl-5-chlorobenzoic acid (0.92 g, 4.96 mmol) to the title product as a solid (1.21 g).

Provenance & Evidence