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    • 2. 发明申请
    • LEVOCARRIMYCIN, PHARMACEUTICAL COMPOSITIONS, PREPARATION METHODS AND USES THEREOF
    • 左旋肉碱,药物组合物,制备方法及其用途
    • US20130150316A1
    • 2013-06-13
    • US13699358
    • 2011-05-25
    • Yang JiangYuyou Hao
    • Yang JiangYuyou Hao
    • A61K31/7048A61P31/00A61P31/04C12P19/62
    • A61K31/7048C07H17/08C12P19/62Y02A50/473Y02A50/475Y02A50/478Y02A50/483A61K2300/00
    • The present invention relates to levocarrimycin, its pharmaceutical compositions, preparation methods and application. Levocarrimycin is a mixture of isovalerylspiramycin III, II and I as main components and contains some isobutyrylspiramycin III and II, butyrylspiramycin III and II, propionylspiramycin III and II, as well as acetylspiramycin III and II, among which, the content of isovalerylspiramycin III is no less than 30 wt %, the total content of isovalerylspiramycin III, II and I is no less than 60 wt %, and the content of acylspiramycin is 80-98 wt %. Specific optical rotation of said levocarrimycin is [α]D=−52°˜−57° in the solution of 0.02 g/ml chloroform at temperature of 25° C. The present invention also relates to the crystalline compound of isovalerylspiramycin III, II or I in levocarrimycin, and pharmaceutical compositions containing the said levocarrimycin. In present invention, the active components in levocarrimycin or its pharmaceutical compositions have optical activity and excellent anti-infective effect.
    • 本发明涉及左卡霉素,其药物组合物,制备方法和用途。 莱卡霉素是异戊酰基螺旋霉素III,II和I作为主要成分的混合物,含有一些异丁酰基ir霉素Ⅲ和Ⅱ,丁酰yl霉素Ⅲ和Ⅳ,丙酰基ir霉素Ⅲ和Ⅳ以及乙酰ir霉素Ⅲ和Ⅳ,其中异戊酰ir霉素Ⅲ的含量为 小于30重量%,异戊酰螺杆霉素III,II和I的总含量不小于60重量%,酰基丝氨酸的含量为80-98重量%。 在0.02g / ml氯仿的溶液中,在25℃的温度下,所述左卡霉素的比旋光度为αD= -52°〜-57°。本发明还涉及异戊酰螺杆霉素III,II或 我在左卡波霉素中的药物组合物,以及含有所述的左卡罗明珠霉素的药物组合物。 在本发明中,左卡霉素或其药物组合物中的活性成分具有光学活性和优异的抗感染作用。
    • 3. 发明授权
    • Levocarrimycin, pharmaceutical compositions, preparation methods and uses thereof
    • 洛伐他汀,药物组合物,制备方法和用途
    • US09089586B2
    • 2015-07-28
    • US13699358
    • 2011-05-25
    • Yang JiangYuyou Hao
    • Yang JiangYuyou Hao
    • A61K31/7048A61P31/00A61P31/04C12P19/62C07H17/08
    • A61K31/7048C07H17/08C12P19/62Y02A50/473Y02A50/475Y02A50/478Y02A50/483A61K2300/00
    • The present invention relates to levocarrimycin, its pharmaceutical compositions, preparation methods and application. Levocarrimycin is a mixture of isovalerylspiramycin III, II and I as main components and contains some isobutyrylspiramycin III and II, butyrylspiramycin III and II, propionylspiramycin III and II, as well as acetylspiramycin III and II, among which, the content of isovalerylspiramycin III is no less than 30 wt %, the total content of isovalerylspiramycin III, II and I is no less than 60 wt %, and the content of acylspiramycin is 80-98 wt %. Specific optical rotation of said levocarrimycin is [α]D=−52°˜−57° in the solution of 0.02 g/ml chloroform at temperature of 25° C. The present invention also relates to the crystalline compound of isovalerylspiramycin III, II or I in levocarrimycin, and pharmaceutical compositions containing the said levocarrimycin. In present invention, the active components in levocarrimycin or its pharmaceutical compositions have optical activity and excellent anti-infective effect.
    • 本发明涉及左卡霉素,其药物组合物,制备方法和用途。 莱卡霉素是异戊酰基螺旋霉素III,II和I作为主要成分的混合物,含有一些异丁酰基ir霉素Ⅲ和Ⅱ,丁酰yl霉素Ⅲ和Ⅳ,丙酰基ir霉素Ⅲ和Ⅳ以及乙酰基ir霉素Ⅲ和Ⅳ,其中异戊酰ir霉素Ⅲ的含量为 小于30重量%,异戊酰螺杆霉素III,II和I的总含量不小于60重量%,酰基丝氨酸的含量为80-98重量%。 在0.02g / ml氯仿的溶液中,所述左卡马瑞霉素的比旋光度在25℃的温度下为[α] D = -52°〜57°。本发明还涉及异戊酰螺旋霉素III,II或 我在左卡波霉素中的药物组合物,以及含有所述的左卡罗明珠霉素的药物组合物。 在本发明中,左卡霉素或其药物组合物中的活性成分具有光学活性和优异的抗感染作用。