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    • 4. 发明申请
    • SYNTHESIS OF SIALYLATED/FUCOSYLATED HUMAN MILK OLIGOSACCHARIDES
    • 异亮氨酸/ FOSOSLIL人乳酪寡糖的合成
    • WO2014167538A1
    • 2014-10-16
    • PCT/IB2014/060648
    • 2014-04-11
    • GLYCOM A/S
    • CHASSAGNE, PierreKHANZHIN, NikolayHEDEROS, MarkusCHAMPION, EliseMATWIEJUK, MartinDEKANY, Gyula
    • C07H1/00C07H5/04
    • C07H5/04C07H1/00
    • This invention relates to achemo-enzymatic synthesis of oligosaccharides of formula 1 I wherein R is selected from -OH, -N 3 and -OR 6 wherein R 6 is selected from allyl optionally substituted by one or more methyl, propargyl optionally substituted by one or more methyl, 2-trimethylsilyl-ethyl, -(CH 2 ) n -NH 2 and -(CH 2 ) n -N 3 wherein integer n is to 10,preferably 2 or 3, R is selected from sialyl moiety, -SO 3 H and -CH(R )-COOH wherein R is selected from H, alkyl and benzyl, R 2 is selected from H and fucosyl, R 3 is selected from H and sialyl, R 4 is selected from H and fucosyl, provided that at leastone of R 3 and R 4 is H, and A is a divalent carbohydrate linker, having important biological activities and significant commercial value for the pharmaceutical and food industry.
    • 本发明涉及式Ⅰ的寡糖的急速 - 酶合成,其中R选自-OH,-N 3和-OR 6,其中R 6选自任选被一个或多个甲基取代的烯丙基,炔丙基任选地被一个或多个 更多的甲基,2-三甲基甲硅烷基 - 乙基, - (CH 2)n -NH 2和 - (CH 2)n -N 3其中整数n为10,优选2或3,R选自唾液酰基部分,-SO 3 H和-CH(R)-COOH其中R选自H,烷基和苄基,R 2选自H和岩藻糖基,R 3选自H和唾液酸,R 4选自H和岩藻糖基,条件是在 R 3和R 4的leastone为H,且A为二价连接基的碳水化合物,其具有重要的生物活性和用于医药和食品工业显著商业价值。
    • 5. 发明申请
    • A METHOD FOR OBTAINING CRYSTALLINE LACTO-N-TETRAOSE AND LACTO-N-NEOTETRAOSE PRECURSORS AND MIXTURES THEREOF
    • 用于获得结晶LACTO-N-TETRAOSE和LACTO-N- NEOTETRAOSE前体及其混合物的方法
    • WO2013091660A1
    • 2013-06-27
    • PCT/DK2012/050502
    • 2012-12-21
    • GLYCOM A/S
    • HEDEROS, MarkusDEKANY, GyulaMATWIEJUK, MartinDUREAU, RémyFIGUEROA PÉREZ, Ignacio
    • C07H1/00C07H1/06C07H5/04C07H15/18
    • C07H1/00C07H1/06C07H5/04C07H15/18
    • A mixture of, preferably a mixture consisting essentially of, an lacto-N-tetraose (LNT) precursor (1) and an lacto-N-neotetraose (LNnT) precursor (2), (formula 1, 2), where R is a group removable by hydrogenolysis and R 3 is either a group removable by hydrogenolysis or H, a method of crystallizing 1 and/or 2 from said mixture, and the use of said mixture for making a mixture consisting essentially of LNnT and LNT for use as a pharmaceutically or nutritionally active ingredient. The precursors can be made by reacting an acceptor of formula 5, (formula 5), wherein R is a group removable by hydrogenolysis, R 1 is acyl, Ri is acyl or H, R3 is selected from a group removable by hydrogenolysis, acyl, silyl and an acetal type group and Y is selected from alkanoylamido, haloalkanoylamido, -NAc2, benzamido, alkoxycarbonylamino, haloalkoxycarbonylamino, benzyloxycarbonylamino, azido, phthalimido, tetrachlorophthalimido, 2,3- diphenylmaleimido and 2,3-dimethylmaleimido, with a donor of formula 6, (formula 6), wherein R 4 is acyl and Xi is selected from halogen, -OC(=NH)CCl 3 , -OAc, -OBz or -SR 5 , wherein R 5 is selected from alkyl, substituted phenyl and unsubstituted phenyl, followed by one or more deprotection steps.
    • 基本上由乳-N-四糖(LNT)前体(1)和乳-N-新四糖(LNnT)前体(2)(式1,2)组成的混合物,其中R为 通过氢解可除去的基团,R 3是通过氢解或H可除去的基团,从所述混合物中结晶1和/或2的方法,以及使用所述混合物制备基本上由LNnT和LNT组成的混合物用作药物 或营养活性成分。 前体可以通过使式5的受体(式5)反应制备,其中R是通过氢解除去的基团,R 1是酰基,R 1是酰基或H,R 3选自可以通过氢解除去的基团,酰基,甲硅烷基 和缩醛型基团,Y选自式6的供体的烷酰氨基,卤代烷酰氨基,-NAc2,苯甲酰氨基,烷氧基羰基氨基,卤代烷氧基羰基氨基,苄氧基羰基氨基,叠氮基,苯二酰亚胺基,四氯邻苯二甲酰亚氨基,2,3-二苯基马来酰亚氨基和2,3-二甲基马来酰亚胺基, (式6),其中R 4是酰基,X 1选自卤素,-OC(= NH)CCl 3,-OAc,-OBz或-SR 5,其中R 5选自烷基,取代的苯基和未被取代的苯基, 更多的脱保护步骤。
    • 6. 发明申请
    • DIVERSIFICATION OF HUMAN MILK OLIGOSACCHARIDES (HMOs) OR PRECURSORS THEREOF
    • 人乳清蛋白(HMOs)或其前体的多样性
    • WO2012156898A1
    • 2012-11-22
    • PCT/IB2012/052401
    • 2012-05-14
    • GLYCOM A/SDEKANY, GyulaCHAMPION, EliseSCHROVEN, AndreasHEDEROS, Markus
    • DEKANY, GyulaCHAMPION, EliseSCHROVEN, AndreasHEDEROS, Markus
    • C07H5/04C07H1/00C07H3/06
    • C12P19/14C07H1/00C07H5/04C07H13/04C12P19/04C12P19/12
    • A method of diversification of human milk oligosaccharides (HMOs) or precursors thereof, compounds obtainable by the method, and uses and compositions involving such compounds. The method comprises the steps of a) providing at least one compound or a mixture of the compounds selected from the group consisting of: optionally sialylated and/or fucosylated lactose derivatives of general formula 2 and salts thereof: (2) wherein R is a group removable by hydrogenolysis, R 1 independently of each other is fucosyl or H, R 4 independently of each other is sialyl or H, provided that the compound of general formula 2 is not R-glycoside of lactose, if provided alone; optionally sialylated and/or fucosylated lactose derivatives of general formula 4 and salts thereof: (4) wherein R 1 independently of each other is fucosyl or H, R 4 independently of each other is sialyl or H, provided that the compound of general formula 4 is not lactose, if provided alone; lacto-N-tetraose (LNT): (I) lacto-N-tetraose (LNT) derivatives of the following formula: (II) wherein R is a group removable by hydrogenolysis; lacto-N-neotetraose (LNnT): (III) lacto-N-neotetraose (LNnT) derivatives of the following formula: (IV) wherein R is a group removable by hydrogenolysis; b) adding at least one enzyme comprising a transglycosidase activity to the at least one compound or a mixture of compounds provided according to step a); and c) incubating the mixture obtained according to step b).
    • 人乳寡糖(HMO)或其前体多样化的方法,可通过该方法获得的化合物以及涉及这些化合物的用途和组合物。 该方法包括以下步骤:a)提供至少一种化合物或选自以下的化合物或混合物:选自唾液酸化的和/或通式2的岩藻糖基化的乳糖衍生物及其盐:(2)其中R是基团 通过氢解除去,R 1彼此独立地是岩藻糖基或H,R 4彼此独立地是唾液酸或H,条件是通式2的化合物不是单独提供的乳糖的R-糖苷; 任选的通式4的唾液酸化和/或岩藻糖化的乳糖衍生物及其盐:(4)其中R 1彼此独立地是岩藻糖基或H,R 4彼此独立地是唾液酸或H,条件是通式4的化合物不是 乳糖,如果单独提供; 乳糖-N-四糖(LNT):(I)乳-N-差氮(LNT)衍生物:(II)其中R是可通过氢解除去的基团; 乳酸-N-新四糖(LNnT):(III)下式的乳-N-新四糖(LNnT)衍生物:(Ⅳ)其中R是通过氢解除去的基团; b)向所述至少一种化合物或根据步骤a)提供的化合物的混合物中加入至少一种包含转糖苷酶活性的酶; 和c)孵育根据步骤b)获得的混合物。