scholarly journals Automated solid-phase synthesis of oligosaccharides containing sialic acids

2015 ◽  
Vol 11 ◽  
pp. 617-621 ◽  
Author(s):  
Chian-Hui Lai ◽  
Heung Sik Hahm ◽  
Chien-Fu Liang ◽  
Peter H Seeberger

A sialic acid glycosyl phosphate building block was designed and synthesized. This building block was used to prepare α-sialylated oligosaccharides by automated solid-phase synthesis selectively.

2017 ◽  
Vol 25 (11) ◽  
pp. 2895-2900 ◽  
Author(s):  
Siyao Wang ◽  
Leo Corcilius ◽  
Phillip P. Sharp ◽  
Richard J. Payne

2013 ◽  
Vol 9 ◽  
pp. 2395-2403 ◽  
Author(s):  
Felix Wojcik ◽  
Sinaida Lel ◽  
Alexander G O’Brien ◽  
Peter H Seeberger ◽  
Laura Hartmann

We present the solid phase synthesis of carbohydrate-functionalized oligo(amidoamines) with different functionalization patterns utilizing a novel alphabet of six differently glycosylated building blocks. Highly efficient in flow conjugation of thioglycosides to a double-bond presenting diethylentriamine precursor is the key step to prepare these building blocks suitable for fully automated solid-phase synthesis. Introduction of the sugar ligands via functionalized building blocks rather than postfunctionalization of the oligomeric backbone allows for the straightforward synthesis of multivalent glycoligands with full control over monomer sequence and functionalization pattern. We demonstrate the potential of this building-block approach by synthesizing oligomers with different numbers and spacing of carbohydrates and also show the feasibility of heteromultivalent glycosylation patterns by combining building blocks presenting different mono- and disaccharides.


Author(s):  
Jens Buchardt ◽  
Mercedes Ferreras ◽  
Christian Krog-Jensen ◽  
Jean-Marie Delaissé ◽  
Niels Tækker Foged ◽  
...  

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