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. 18, 2001
Filed:
Apr. 17, 2000
Applicant:
Inventors:
Philip L. Fuchs, West Lafayette, IN (US);
Jin Luo, West Lafayette, IN (US);
Douglas A. Lantrip, Lafayette, IN (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07D / ; C07D / ;
Abstract
Novel folic acid derivatives and their use in preparation of &ggr;-esters of folic acid via a pteroyl azide intermediate are described. Folic acid &ggr;-esters are useful intermediates in the synthesis of folic acid conjugates capable of binding folate receptors in vitro and in vivo.