Ethyl 2-(bromomethyl)-1,3-oxazole-4-carboxylate → (+/-)-2-[[5-(7-Ethyl-2-methyl-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-yl)-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]methyl]-4-oxazolecarboxylic acid, ethyl ester

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Reaction Steps

The subtitle compound was prepared from the product of example 3 step (vii) (2.2 g) and 2-bromomethyl-4-oxazolecarboxylic acid ethyl ester (0.52 g) using the method of example 1 step (viii). Purification was by chromatography eluting with ethyl acetate.

Provenance & Evidence