Claims
- 1. A compound represented by formula (I) below: ##STR23## wherein R.sup.1 represents hydrogen, and one of R.sup.2 and R.sup.3 represents a neuramic acid group represented by general formula (V): ##STR24## wherein R.sup.7 represents hydrogen, R.sup.8 represents a sodium atom and Ac means an acetyl group; the other of R.sup.2 and R.sup.3 represents hydrogen; R.sup.4 represents hydrogen; R.sup.5 represents ##STR25## or hydrogen; R.sup.6 represents a ceramide group represented by formula (VI): ##STR26## wherein R.sup.9 represents hydrogen.
- 2. A compound of claim 1 wherein R.sup.2 represents a neuraminic acid group represented by formula (V) and R.sup.3 represents hydrogen.
- 3. A compound of claim 1 wherein R.sup.3 represents a neuraminic acid group represented by formula (V) and R.sup.2 represents hydrogen.
- 4. A compound represented by formula (II) below: ##STR27## wherein R.sup.10 represents N.sub.3 or OMs and R.sup.11 represents hydrogen or an acetyl group.
- 5. A compound of claim 4 wherein R.sup.10 represents OMs and R.sup.11 represents hydrogen.
- 6. A compound of claim 4 wherein R.sup.10 represents N.sub.3 and R.sup.11 represents an acetyl group.
Priority Claims (1)
Number |
Date |
Country |
Kind |
2-283661 |
Oct 1990 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 07/779,992 filed Oct. 21, 1991, now abandoned.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
4918170 |
Hasegawa et al. |
Apr 1990 |
|
4950750 |
Ogawa et al. |
Aug 1990 |
|
4968786 |
Ogawa et al. |
Nov 1990 |
|
Continuations (1)
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Number |
Date |
Country |
Parent |
779992 |
Oct 1991 |
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