DERIVATIVE OF GLYCOLIPID CONTAINING SIALIC ACID

WIPO Patent Application WO/1991/013079

A1

A derivative of a glycolipid containing a sialic acid of general formula (I), a process for the production thereof, and a particulate carrier containing the derivative as the constituent. In formula (I), the symbol $(1,3)$ represents either an $g(a) or $g(b) linkage; R?1� represents hydrogen or acetyl; R?2� represents hydrogen, C�1? to C�4? lower alkyl or alkali metal ion; X represents oxygen, sulfur, or a residue represented by the following formula (II) or (III): -O(CH�2?)�m?NHCO- (II), wherein m is an integer of 1 to 10, -O(CH�2?)�m?CONH- (III) and Y represents a group of formula (IV); wherein A represents a C�10? to C�40? linear or branched acylamino or the like, B represents hydrogen, carboxyl or a group of formula (V), and n and n' are each an integer of 0 to 3.

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NAKABAYASHI SATORU (JP)
HIGASHI KUNIO (JP)
MIYOSHI SHIRO (JP)
YAMAUCHI HITOSHI (JP)

PCT/JP1991/000238

September 05, 1991

February 25, 1991

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DRUG DELIVERY SYSTEM INST LTD (JP)

A61K9/127; C07H15/04; C07H15/14; (IPC1-7): A61K9/127; C07H15/04; C07H15/14

JPH0225496A	1990-01-26
JPH0193562A	1989-04-12
JPS6452794A	1989-02-28
JPS63264493A	1988-11-01
JPS6341494A	1988-02-22
JPH02209885A	1990-08-21
JPH0193562A	1989-04-12
JPS6452794A	1989-02-28
JPS63264493A	1988-11-01
JPH02209885A	1990-08-21

Chemical & Pharmaceutical Bulletin, Vol. 37, No. 8, pages 2258 to 2260 (1989).
See also references of EP 0489162A4
J. CARB. CHEM, 1986

Kawaguchi, Yoshio (1-14 Shinjuku 1-chom, Shinjuku-ku Tokyo 160, JP)

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