申请人:Sogo Pharmaceutical Company Limited
公开号:US05679845A1
公开(公告)日:1997-10-21
The present invention relates to a process for producing amino/guanidinothiosulfonic acid, which comprises treating a styrenedivinylbenzene copolymer sulfonate of amino/guanidinoethyl disulfoxide into contact with an alkali, selectively eluting amino/guanidinosulfinic acid, then reacting this product in a non-aqueous solvent in the presence of a base, and passing the reaction product through a weakly acidic cation exchange resin column; in accordance with the present invention, hypotaurine, thiotaurine and the like having a high purity can industrially be produced.
本发明涉及一种生产氨基/鸟氨基硫酸的方法,包括将苯乙烯/二乙烯苯共聚物磺化为氨基/鸟氨基乙基二硫氧化物,与碱接触,选择性地洗脱氨基/鸟氨基亚硫酸,然后在非水溶剂中存在碱的情况下反应该产物,并将反应产物通过弱酸性阳离子交换树脂柱;根据本发明,可以工业上生产高纯度的次牛磺酸、硫代次牛磺酸等。