Pyranoderivatives, their preparation and therapeutic...

C - Chemistry – Metallurgy – 07 – H

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C07H 19/24 (2006.01) A61K 31/70 (2006.01) C07H 19/04 (2006.01) C07H 19/06 (2006.01)

Patent

CA 1265129

ABSTRACT 1°) This invention relates to new pyranoderivatives of the formula: Image or Image III wherein X1 is H, C1 or Br and Z stands for : Image or Image II wherein X2 is H, Cl or Br, T is O or S, R is the residue of the compound of formula III without Y and Y stands for an arabinose, xylose or ribose rest, the acetylated form of the same, with either a pyrane or furane configuration and bound to the R residue to lead either to the .alpha. or to the .beta. anomer, to a preparation process of said compounds from stoichio- metric proportions of the compound R - H and of the select- ed ose, and to compositions thereof associated with an appropriate diluent or carrier which are useful in the field of virus- and bacteria-induced diseases.

479845

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