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:
Sep. 27, 1988
Filed:
Oct. 10, 1986
Applicant:
Inventors:
Shohei Shibayama, Saitama, JP;
Shoji Yoshimura, Saitama, JP;
Masayoshi Ito, Tokyo, JP;
Yoshiyasu Shitori, Tokyo, JP;
Tomoya Ogawa, Tokyo, JP;
Assignee:
Mect Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H / ; C07H / ; C07B / ;
U.S. Cl.
CPC ...
536 185 ; 536-41 ; 536 172 ; 536 182 ; 536 187 ; 536 53 ; 536 553 ; 536124 ;
Abstract
This invention provides a novel process for preparing a compound represented by the formula ##STR1## In accordance with this invention, the compound is prepared by reacting a compound represented by the formula ##STR2## with glycolic acid in the presence of dicyclohexylcarbodiimide. The compound (2) is a useful precursor for the preparation of N-glycolylneuraminic acid: ##STR3##