Enamines of the 1,2,3,4-tetrahydroiso-quinoline series in the Chichibabin synthesis of pyrrolo[2,1-a]isoquinolines and in reaction with oxalyl chloride
Provided herein are N-linked glycan inhibitors, including modulators of N-linked glycan glycosylation, mannosidase, an N-linked glycan N-acetylglucosaminyl transferase, an N-linked glycan fucosyl transferase, an N-linked glycan galactosyl transferase, an N-linked glycan sialyl transferase, an N-linked glycan sulfotransferase, N-linked glycan glycophosphotransferase or a combination thereof.