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公开(公告)号:US6077971A
公开(公告)日:2000-06-20
申请号:US204239
申请日:1998-12-03
申请人: Jun Takehara , Shuji Ichikawa , Hiroshi Iwane , Hirotaka Ryutou , Kenichi Sugimoto , Toshihiko Yahata
发明人: Jun Takehara , Shuji Ichikawa , Hiroshi Iwane , Hirotaka Ryutou , Kenichi Sugimoto , Toshihiko Yahata
IPC分类号: C07C319/24 , C07C319/28 , C07C323/58 , C07C227/40 , C07C227/14
CPC分类号: C07C319/24 , C07C319/28
摘要: Disclosed is a method for purifying homocystine comprising treating crude homocystine with a base, a method for purifying homocystine comprising recovering homocystine by neutralizing an alkaline aqueous solution of crude homocystine with an acid, and a homocystine powder containing 1,000 ppm or less of a polysulfide.
摘要翻译: 公开了一种纯化同型半胱氨酸的方法,包括用碱处理粗同型半胱氨酸,纯化同型胱氨酸的方法,包括通过用酸中和粗同质胱氨酸的碱性水溶液和含有1,000ppm或更少的多硫化物的高半胱氨酸粉末回收高胱氨酸。