toluene-4-sulfonic acid (S)-1-{4-[5-(acetylamino-methyl)-2-oxo-oxazolidin-3-yl]-2-fluoro-phenyl}-piperidin-4-yl ester 、
5-[(Methanesulfonyl)methyl]-2H-tetrazole 、
potassium carbonate 在
silica gel 作用下,
生成 (S)-N-{3-[4-(4-(5-methylsulfonylmethyl-1H-tetrazol-1-yl)-piperidin-1-yl)-3-fluorophenyl]-2-oxo-oxazolidin-5-ylmethyl}-acetamide