Abstract
2‐(9H‐Fluoren‐9‐ylmethoxycarbonylamino)‐thiazole‐4‐carboxylic acid has been prepared in high yield from 3‐bromopyruvic acid and (aminothioxomethyl)carbamic acid 9H‐fluoren‐9‐ylmethyl ester (N‐Fmoc‐thiourea) that was obtained from potassium thiocyanate.