| 发明名称 |
METHOD FOR REFINING QUINOLINIC ACID |
| 摘要 |
Provided is a method for refining quinolinic acid, including the steps of: preparing a fermentation solution including at least one of quinolinic acid and a salt thereof; removing microbial cells from the fermentation solution; preparing an acidic composition containing at least one of quinolinic acid and a salt thereof at a saturation concentration or more by adding an acid to the fermentation solution; and recovering a crystal of least one of quinolinic acid and a salt thereof from the acidic composition. |
| 申请公布号 |
US2016052885(A1) |
申请公布日期 |
2016.02.25 |
| 申请号 |
US201414779886 |
申请日期 |
2014.03.06 |
| 申请人 |
CJ CHEILJEDANG CORP. |
发明人 |
LEE In Sung;YU Jae Hun;PARK Ju Un;LEE Chong Ho;MURATA Hideki |
| 分类号 |
C07D213/803 |
主分类号 |
C07D213/803 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method of refining quinolinic acid, the method comprising:
preparing a fermentation solution including at least one of quinolinic acid and a salt of thereof; removing microbial cells from the fermentation solution; preparing an acidic composition including at least one of quinolinic acid and a salt of thereof at a saturation concentration or more by adding an acid to the fermentation solution from which the microbial cells were removed; and recovering crystals of the at least one of quinolinic acid and a salt of thereof from the acidic composition. |
| 地址 |
Seoul KR |
