The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 05, 1991
Filed:
Feb. 24, 1986
Applicant:
Inventors:
Tomoya Ogawa, Tokyo, JP;
Mamoru Sugimoto, Niiza, JP;
Yoshiyasu Shitori, Tokyo, JP;
Toshio Horisaki, Wako, JP;
Tadami Shinuchi, Kyoto, JP;
Assignees:
Rikagaku Kenkyusho, Wako, JP;
Kanto Ishi Pharmaceutical Co., Ltd., Tokyo, JP;
Teikoku Chemical Industry Co., Ltd., Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ;
U.S. Cl.
CPC ...
536 179 ; 536 172 ; 536123 ;
Abstract
Method for the production of asialoganglioside related compounds of the formula (I). ##STR1## wherein R.sup.1 is hydrogen or benzoyl, R.sup.2 is hydrogen or acetyl, R.sup.3 is hydrogen, acetyl, .beta.-D-galactopyranosyl or 2,3,4,6-tetra-O-acetyl-.beta.-D-galactopyranosyl, R.sup.7 and R.sup.8 are individually alkyl having 1 to 30 carbon atoms and Ac is acetyl.