The reaction of N??carboalkoxy reissert analogs with carboxylic acids

~59%

~82%

~84%

~52%

~69%

~63%

~96%

~64%

~94%

~18%

~11%

~86%

~82%

~84%

~91%

~95%

~91%

~86%

~41%

~26%

~36%

~55%

~48%