Scheme 4

“One-pot” chemoenzymatic synthesis of CMP-Pse5Ac7Ac 3 from UDP-GlcNAc 4 using the biosynthetic enzymes under optimised in vitro conditions.

“One-pot” chemoenzymatic synthesis of CMP-Pse5Ac7Ac 3 from UDP-GlcNAc 4 using the biosynthetic enzymes under optimised in vitro conditions.