p-Toluenesulfonic acid → HCID 86650193, compound

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Reaction Steps

To a solution of N2-(2-aminophenyl)-N5-(6-methoxypyridin-3-yl)-6,7-dihydro[1,3]thiazolo[5,4-c]pyridine-2,5(4H)-dicarboxamide obtained in example 38 in tetrahydrofuran at 0° C. was added toluene-4-sulfonic acid (1.2 eq.) and stirred at room temperature for 3-4 hrs. White precipitated solid was filtered out and dried to afford title compound.

Provenance & Evidence