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Uses of Anthranilic Acid for the Synthesis of Dihydroquinazolin Derivatives with Antitumor, Antiproliferative and Pim-1 kinase Activities

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The reaction of anthranilic acid with ethoxycarbonylisothiocyanate gave the ethyl 4-oxo-2-thioxo-1,2-dihydroquinazoline-3(4H)-carboxylate (4). The reaction of compound 4 with hydrazine hydrate and ∆-halocarbonyl derivatives was found to give either hydrazono ... ...