发明名称 |
Reverse crystallization and purification of nitrogen containing flavor and fragrance chemicals and methods related thereto |
摘要 |
A method for purifying various nitrogen containing flavor and fragrance compounds is described. The method comprises at least one step of reverse crystallization for liquid compounds and may be followed by at least one step of forward crystallization for compounds that are solid at room temperature.
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申请公布号 |
US6624312(B2) |
申请公布日期 |
2003.09.23 |
申请号 |
US20010793472 |
申请日期 |
2001.02.26 |
申请人 |
MANN MORRIS |
发明人 |
MANN MORRIS |
分类号 |
C11B9/00;(IPC1-7):C07D261/20;C07C211/02;C07D209/04 |
主分类号 |
C11B9/00 |
代理机构 |
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地址 |
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