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:
Jan. 10, 1995
Filed:
Oct. 27, 1993
Kunimi Inoue, Sakai, JP;
Yoshiyuki Yamada, Sakai, JP;
Kazumi Amatsu, Sakai, JP;
Yukiteru Mimura, Shizuoka, JP;
Yasunori Nakaguchi, Sakai, JP;
Hiroyuki Shinmura, Sakai, JP;
Yasuyuki Ono, Isehara, JP;
Yutaka Osawa, Ichikawa, JP;
Shoichi Mizutaki, Kawachinagano, JP;
Masaji Kasai, Fujisawa, JP;
Shinji Tomioka, Hashimoto, JP;
Kyowa Hakko Kogyo Co., Ltd., Tokyo, JP;
Abstract
Disclosed is a process for producing alanylglutamine, which comprises reacting an N-(2-substituted)-propionylglutamine compound represented by the formula (I): ##STR1## where X represents halogen, alkylsulfonyloxy, or substituted or unsubstituted arylsulfonyloxy, with ammonia at a temperature of 60.degree. C. or below. In accordance with the present invention, highly purified alanylglutamine can be produced in a high yield, without racemization.