METHODS AND APPARATUS FOR PRODUCTION OF NATURAL L-MENTHOL
    4.
    发明申请
    METHODS AND APPARATUS FOR PRODUCTION OF NATURAL L-MENTHOL 审中-公开
    用于生产天然L-精液的方法和装置

    公开(公告)号:US20140290290A1

    公开(公告)日:2014-10-02

    申请号:US14301156

    申请日:2014-06-10

    IPC分类号: B01D9/00

    摘要: Embodiments are provided that provide for efficient production of highly pure natural I-menthol. In some embodiments, a method for preparing natural I-menthol involves providing crude mentha oil in a crystallizer and gradually reducing the temperature of the crystallizer in a step-wise manner, thereby producing highly pure crystals in less than two weeks. The methods disclosed herein are suitable for pharmaceutical GMP.

    摘要翻译: 提供了提供高纯度天然I-薄荷醇的有效生产的实施方案。 在一些实施方案中,制备天然I-薄荷醇的方法包括在结晶器中提供粗薄荷油,并逐步地逐渐降低结晶器的温度,从而在不到两周的时间内产生高纯度的晶体。 本文公开的方法适用于药物GMP。