Supported by the National Natural Science Foundation of China(No.51209024).
We report the first trifluoroacetic anhydride- and trifluoroacetic acid-promoted cascade reaction with phtoroglucinoltribenzyl ether and carboxylic acid as starting materials. By simply varying the temperature of syst...
Supported by the National Natural Science Foundation of China(No.51209024).
α-Hydroxyl carboxylic acids and their derivatives exist as the key substructures in a variety of biologically active natural products and numerous pharmaceuticals. Various -COX synthons(X=OH, or the equivalent), wh...