发明授权
US5420338A Method for the production of .alpha.-L-aspartyl-L-phenylalanine methyl
ester hydrochloride
失效
生产α-L-天冬氨酰-L-苯丙氨酸甲酯盐酸盐的方法
- 专利标题: Method for the production of .alpha.-L-aspartyl-L-phenylalanine methyl ester hydrochloride
- 专利标题(中): 生产α-L-天冬氨酰-L-苯丙氨酸甲酯盐酸盐的方法
-
申请号: US284191申请日: 1994-08-02
-
公开(公告)号: US5420338A公开(公告)日: 1995-05-30
- 发明人: Tadashi Takemoto , Shinji Fujita
- 申请人: Tadashi Takemoto , Shinji Fujita
- 申请人地址: JPX Tokyo
- 专利权人: Ajinomoto Co., Inc.
- 当前专利权人: Ajinomoto Co., Inc.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX4-209153 19920805
- 主分类号: C07K1/06
- IPC分类号: C07K1/06 ; C07K1/113 ; C07K5/075 ; C07C229/00
摘要:
A method is disclosed for the production of .alpha.-APM HCl by treating an F-.alpha.-AP derivative with a mixed solvent of methanol, hydrochloric acid and water, wherein the solubility of .alpha.-APM HCl is lowered to increase the separation yield thereof.
公开/授权文献
- US4934402A Fluid diverter 公开/授权日:1990-06-19
信息查询