申请人:KYOWA HAKKO KOGYO CO., LTD.
公开号:EP1870457A1
公开(公告)日:2007-12-26
The present invention provides: (1) crystals of a dipeptide which do not substantially comprise a dipeptide comprising D-amino acid as a constituent or a polypeptide consisting of three or more amino acids; and (2) crystals of a dipeptide which do not substantially comprise a dipeptide comprising D-amino acid as a constituent, a polypeptide consisting of three or more amino acids, or an amino acid amide; and a process for producing the dipeptide crystals.
本发明提供了:(1) 一种二肽的晶体,该晶体实质上不包括以 D-氨基酸为成分的二肽或由三个或三个以上氨基酸组成的多肽;(2) 一种二肽的晶体,该晶体实质上不包括以 D-氨基酸为成分的二肽、由三个或三个以上氨基酸组成的多肽或氨基酸酰胺;以及一种生产二肽晶体的工艺。