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    • 7. 发明申请
    • USE OF COMPOUNDS ISOLATED FROM MORUS BARK
    • 使用从MORUS BARK分离的化合物
    • WO2014168458A1
    • 2014-10-16
    • PCT/KR2014/003163
    • 2014-04-11
    • DONG WHA PHARM. CO., LTD.
    • CHANG, Hwan BongYOON, JoobyoungLEE, HyunyongRHO, Yang Kook
    • A61K31/05A61K31/045A61K36/605A61P3/10
    • A61K36/605A23L33/105A61K31/352
    • The present invention relates to pharmaceutical composition for the prevention and treatment of diabetic complications, or health food, comprising Cathayanin B or Kuwanol A isolated from Morus Bark. The compound Cathayanin B according to the present invention is isolated from Morus Bark and inhibits the formation of advanced glycation end-products (AGEs), which cause diabetic complications, and inhibits aldose reductase activity. Kuwanol A, another compound isolated from Morus Bark, inhibits TGF-β1 signaling. Therefore, the pharmaceutical composition or health food comprising Cathayanin B or Kuwanol A according to the present invention can be used to inhibit diabetic nephritis, diabetic retinopathy, and diabetic neuropathy, which are diabetic complications. In particular, Kuwanol A can also be used for pharmaceutical composition for the prevention and treatment of various fibrosis and metastasis conditions as well as health food to improve said conditions.
    • 本发明涉及用于预防和治疗糖尿病并发症的药物组合物或保健食品,其包含从桑树分离的Cathayanin B或Kuwanol A。 根据本发明的化合物Cathayanin B从桑树皮分离并抑制引起糖尿病并发症并抑制醛糖还原酶活性的晚期糖基化终产物(AGEs)的形成。 Kuwanol A,从Morus Bark分离的另一种化合物抑制TGF-β1信号传导。 因此,根据本发明的包含Cathayanin B或Kuwanol A的药物组合物或保健食品可用于抑制作为糖尿病并发症的糖尿病性肾炎,糖尿病性视网膜病变和糖尿病性神经病变。 特别地,Kuwanol A也可用于预防和治疗各种纤维化和转移病症的药物组合物以及保健食品以改善所述条件。
    • 8. 发明申请
    • AN IMPROVED PROCESS FOR PREPARING TELMISARTAN
    • 改进TELMISARTAN的改进方法
    • WO2011102645A2
    • 2011-08-25
    • PCT/KR2011/001041
    • 2011-02-17
    • DONG WHA PHARM. CO., LTD.OH, Yoon-SeokLIM, Jae-KyungCHOI, Jung-UkKWON, O-JinLEE, Jun-Sang
    • OH, Yoon-SeokLIM, Jae-KyungCHOI, Jung-UkKWON, O-JinLEE, Jun-Sang
    • C07D403/10C07D403/04C07D403/06
    • C07D403/04
    • The present invention relates to an improved process for preparing telmisartan from 4-methyl-6-(1-methyl-1 H -benzimidazole-2-yl)-2-propyl-1 H -benzimidazole and 2-[4-(bromomethyl)phenyl] benzoate by using condensation reaction and hydrolysis reaction wherein the condensation reaction is performed to prepare an intermediate by using mixed solvent of dimethyl sulfoxide and isopropanol as reaction solvent using dimethyl sulfoxide of 0.5~1.5 times and isopropanol of 1.5~4.5 times on the basis of the usage of 4-methyl-6-(1-methyl-1 H -benzimidazole-2-yl)-2-prophyl-1 H -benzimidazole and the hydrolysis reaction is performed to cause the reaction in mixed solvent of methanol of 7~9 times and purified water of 5~7 times on the basis of the intermediate. The process for preparing telmisartan according to the present invention provides a simple preparing process for mass production and improves a manufacturing yield with high purity by eliminating an additional process for removing an inorganic salt as a byproduct due to a base used in the condensation reaction and the hydrolysis reaction.
    • 本发明涉及从4-甲基-6-(1-甲基-1H-苯并咪唑-2-基)-2-丙基-1H-苯并咪唑和2- [4-(溴甲基)苯基]苯并咪唑制备替米沙坦的改进方法, 苯甲酸酯通过使用缩合反应和水解反应,其中通过使用二甲基亚砜和异丙醇的混合溶剂作为反应溶剂进行缩合反应,使用0.5〜1.5倍的二甲基亚砜和1.5〜4.5倍的异丙醇,基于 使用4-甲基-6-(1-甲基-1H-苯并咪唑-2-基)-2-预防-1H-苯并咪唑并进行水解反应,使甲醇混合溶剂中的反应为7〜9次, 纯化水为中间体5〜7次。 根据本发明的替米沙坦制备方法提供了一种简单的批量制备方法,通过除去由于缩合反应中使用的碱作为副产物而除去无机盐的附加方法,提高了高纯度的制造产率, 水解反应。