84207-50-1Relevant academic research and scientific papers
A NOVEL ROUTE TO 1,4-ANHYDRO DERIVATIVES OF β-D-GALACTOPYRANOSE
Bullock, Clive,Hough, Leslie,Richardson, Anthony C.
, p. 131 - 138 (2007/10/02)
Treatment of 1-O-acetyl-4-O-mesyl derivatives of α-D-glucopyranose with sodium azide in N,N-dimethylformamide gave 1,4-anhydro derivatives of β-D-galactopyranose and not the expected 4-azides. 1,4-Anhydro-6-azido-2,3-di-O-benzoyl-6-deoxy-β-D-galactopyrano
PREPARATION OF 1,6:3,4-DIANHYDRO-β-D-ALTROPYRANOSE AS STARTING SUBSTANCE FOR THE SYNTHESIS OF 3-SUBSTITUTED D-MANNOSE DERIVATIVES
Dolezalova, Jitka,Trnka, Tomas,Cerny, Miloslav
, p. 2415 - 2422 (2007/10/02)
Acetolysis of 1,6:3,4-dianhydro-2-O-p-toluenesulfonyl-β-D-galactopyranose (I) gave 3,4-di-O-acetyl-1,6-anhydro-2-O-p-toluenesulfonyl-β-D-glucopyranose (II) which was converted with sodium methoxide to 1,6:3,4-dianhydro-β-D-altropyranose (X).The 1,6-anhydride bond in diacetate II was cleaved with acetic anhydride or hydrogen bromide in acetic acid under formation of a mixture of anomeric tetraacetates of 2-O-p-toluenesulfonyl-D-glucopyranose or the corresponding acetates of α-D-glucopyranosyl bromide XIII and its 6-bromo-6-deoxy derivative XIV.
