Fully acylated chitosan and N, N-diacyl chitosan were prepared. The products were characterized by elemental analysis, FTIR and 1H NMR. The experimental results
A new complex of N-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-thiocarbamic 4-hydroxy-benzoyl hydrazine dihydrate, C22H27N3O10S·2H2O, was synthesized and
Facile direct esterification reactions between 2′,3′-O-isopropylidene-nucleosides and Fmoc- or trityl-protected amino acids via N,N-dicyclohexyl-carbodiimide(