Regioselective ortho-nitration of N-phenyl carboxamides and primary anilines using bismuth nitrate/acetic anhydride

~96%

~56%

~60%

~61%

~0%

~88%

~81%

~29%

~95%

~0%

~0%

~0%

~73%

~95%

~0%

~48%

~91%

~72%

~0%