摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide anα-form perindopryl erbumine in a higher economical efficiency. <P>SOLUTION: This method for producing theα-type perindopryl erbumine is characterized by dissolving the crude crystal of the perindopryl erbumine with a solvent, then putting-in seed crystals of theα-form and rapidly cooling to at or lower than a room temperature. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |