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    • 1. 发明授权
    • Acylated phospholipid drugs
    • 酰化磷脂药物
    • US06602861B1
    • 2003-08-05
    • US07869697
    • 1992-04-16
    • Charles PidgeonRobert J. Markovich
    • Charles PidgeonRobert J. Markovich
    • A61K31685
    • C07F9/10C07F9/117
    • This invention relates to a method for improving the efficiency of a drug containing a free carboxy group, the improvement comprising esterifying said carboxy group to the hydroxy group of the glycerol portion of a glycerolphospholipid ester having the formula: or pharmaceutically acceptable salts thereof wherein one of R1 and R2 is hydrogen and the other is hydrogen, a hydrocarbyl fatty acid acyl group having 4-26 carbon atoms or a hydrocarbyl heteroatom fatty acid acyl group having 3-25 carbon atoms, or and R is a naturally occurring polar head group characteristic of a glycerophospholipid isolated from endogenous sources; R3 is hydrogen or lower alkyl and R4 is hydrogen, hydrocarbyl containing from 1-18 carbon atoms in a principal chain and up to a total of 23 carbon atoms, said principal chain may contain 1-5 double bonds or 1-2 triple bonds; phenyl which may be unsubstituted or substituted with lower alkyl; naphthyl which may be unsubstituted or substituted with lower alkoxy; or R5ZR6; Z is O or S; R5 and R6 are independently a hydrocarbyl chain containing from 1-18 carbon atoms in the principal chain and up to a total of 23 carbon atoms, said chain may be completely saturated or may contain 1-5 double bonds or 1-2 triple bonds; and the sum of the carbon atoms in R3 and R4 does not exceed 23. This invention also relates to the compounds prepared therefrom as well as the use of the compounds to treat diseases in animals.
    • 本发明涉及一种提高含有游离羧基的药物效率的方法,其改进包括将所述羧基酯化为具有下式的甘油磷脂酯的甘油部分的羟基:或其药学上可接受的盐,其中, R1和R2是氢,另一个是氢,具有4-26个碳原子的烃基脂肪酸酰基或​​具有3-25个碳原子的烃基杂原子脂肪酸酰基,或者R是甘油磷脂特征的天然存在的极性头基 从内源中分离; R 3是氢或低级烷基,R 4是氢,在主链中含有1-18个碳原子和至多总共23个碳原子的烃基,所述主链可以含有1-5个双键或1- 2个三键; 苯基,其可以是未取代的或被低级烷基取代; 萘基,其可以是未取代的或被低级烷氧基取代; 或R5ZR6; Z为O或S; R5和R6独立地是在主链中含有1-18个碳原子和至多总共23个碳原子的烃基链,所述链可以是完全饱和的或可以含有1-5个双键或1-2个三键; 并且R3和R4中的碳原子的总和不超过23.本发明还涉及由其制备的化合物以及该化合物用于治疗动物疾病的用途。
    • 8. 发明授权
    • Phosphatidylcholine compositions and methods for lowering intestinal absorption and plasma levels of cholesterol
    • 磷脂酰胆碱组合物和降低胆汁吸收和血浆胆固醇水平的方法
    • US06248728B1
    • 2001-06-19
    • US09523042
    • 2000-03-10
    • Sung I. Koo
    • Sung I. Koo
    • A61K31685
    • A61K31/685
    • A method and composition for reducing the intestinal absorption of cholesterol in humans or animals are provided. Broadly, the methods comprise ingesting a composition (or a food product including the composition) comprising a substituted phosphatidylcholine compound, or comprising sufficient quantities of a phosphatidylcholine compound to provide from about 20-70% by weight of C18 or higher alkyl groups. Preferred substituted phosphatidylcholine compounds include monoether phosphatidylcholines, diether phosphatidylcholines (wherein the alkyl group bonded to the second carbon atom of the glycerol moiety is a C17 or higher alkyl group), or ester or diester phosphatidylcholines. Preferred C18 or higher alkyl groups include C18-C22 alkyl groups, preferably bonded to the second carbon atom of the glycerol moiety of the phosphatidylcholine compound.
    • 提供了减少人或动物胆固醇肠吸收的方法和组合物。 广泛地,该方法包括摄取包含取代的磷脂酰胆碱化合物的组合物(或包含组合物的食品),或包含足够量的磷脂酰胆碱化合物,以提供约20-70重量%的C 18或更高级烷基。 优选的取代的磷脂酰胆碱化合物包括单醚磷脂酰胆碱,二醚磷脂酰胆碱(其中与甘油部分的第二个碳原子键合的烷基是C17或更高级的烷基)或酯或二酯磷脂酰胆碱。 优选的C18或更高级烷基包括优选与磷脂酰胆碱化合物的甘油部分的第二个碳原子键合的C18-C22烷基。