Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Carbohydrate doai
Patent
1993-11-02
1995-04-04
Rollins, John W.
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Carbohydrate doai
536 21, 536 54, 536 55, 536 551, 536 56, A61K 31725, C07H 310, C07H 506
Patent
active
054038278
ABSTRACT:
There is provided a process for preparing epoxy-heparide polysaccharides of formula (I): ##STR1## wherein A is a pyran ring with substituents 1 and 4 in the axial position and 5 in the equatorial position, and R and R' are hexosamines which constitute a polysaccharide chain bonded to said ring A by a glucoside, and one of R and R' is H when the ring A is in the terminal position of said polysaccharide chains, and said heparide has a COCH.sub.3 to COOH ratio of 0.5, said process comprising
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Fonda Kathleen Kahler
Laboratori Derivati Organici S.p.A.
Rollins John W.
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