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:
Nov. 10, 2015
Filed:
May. 07, 2013
Applicant:
Shiratori Pharmaceutical Co., Ltd., Narashino-shi, JP;
Inventors:
Hiroshi Yoshino, Narashino, JP;
Taichi Komoda, Narashino, JP;
Yuichi Shiro, Chiba, JP;
Shunichi Murata, Narashino, JP;
Shizuaki Murata, Mie-gun, JP;
Yasuhiro Kuroda, Yokkaichi, JP;
Assignee:
SHIRATORI PHARMACEUTICAL CO., LTD., Narashino-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07D 475/00 (2006.01); C07D 475/04 (2006.01);
U.S. Cl.
CPC ...
C07D 475/04 (2013.01);
Abstract
To provide a method for producing sepiapterin, lactoylpterin or tetrahydrolactoylpterin. Sepiapterin, lactoylpterin and tetrahydrolactoylpterin are produced at high yield through the following reaction scheme.