
Carbohydrate Research p. 75 - 90 (1989)
Update date:2022-08-02
Topics:
Tsvetkov, Yury E.
Backinowsky, Leon V.
Kochetkov, Nikolay K.
The synthesis is described of a tritylated 1,2-O-cyanoethylidene derivative (3) of the trisaccharide α-D-Rha-(1->2)-α-D-Rha-(1->3)-D-Rha.Triphenylmethylium perchlorate-catalysed polycondensation of 3 in the presence of 6-phthalimidohexyl 2,4-di-O-benzoyl-3-O-trityl-α-D-rhamnopyranoside followed by deprotection afforded the 6-aminohexyl glycoside of a D-rhamnan corresponding to a common polysaccharide antigen of Pseudomonas aeruginosa.
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