3,5,6-trihydroxy-2-phenyl-chromen-4-one | 744252-55-9

• 分子结构分类: 有机化合物 - 苯丙烷和聚酮 - 黄酮类化合物
• 英文名称: 3,5,6-trihydroxy-2-phenyl-chromen-4-one
• 英文别名: 3,5,6-Trihydroxy-2-phenyl-chromen-4-on；Trihydroxyflavone；3,5,6-trihydroxy-2-phenylchromen-4-one
• CAS: 744252-55-9
• 化学式: C₁₅H₁₀O₅
• 分子量: 270.241
• InChiKey: QLHSZVGLSUHUOI-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.9
• 重原子数：
  20
• 可旋转键数：
  1
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  87
• 氢给体数：
  3
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  3,5,6-trihydroxy-2-phenyl-chromen-4-one 在 吡啶 、 sodium hydroxide 、 dipotassium peroxodisulfate 、 potassium carbonate 、 丙酮 作用下， 生成 3,5,6,8-tetramethoxy-2-phenyl-chromen-4-one
  参考文献：
  名称：

  Balakrishna; Seshadri, Proceedings - Indian Academy of Sciences, Section A, 1948, # 27, p. 91,102

  摘要：

  DOI：
• 作为产物：
  描述：

  3-hydroxy-5,6-dimethoxy-2-phenyl-chromen-4-one 在 氢碘酸 、 乙酸酐 作用下， 生成 3,5,6-trihydroxy-2-phenyl-chromen-4-one
  参考文献：
  名称：

  Rajagopalan et al., Proceedings - Indian Academy of Sciences, Section A, 1946, # 23, p. 97,100

  摘要：

  DOI：

文献信息

• [EN] PROCESSES AND INTERMEDIATES<br/>[FR] PROCÉDÉS ET PRODUITS INTERMÉDIAIRES
  申请人：CERYLID BIOSCIENCES LTD

  公开号：WO2006007634A1

  公开（公告）日：2006-01-26

  The present invention relates to synthetic processes for the preparation of compounds bearing a dioxanyl moiety, in particular to compounds bearing a dioxanyl side chain attached to a mono- or polycyclic core moiety, more particularly a cyclopentabenzofuran core moiety. The invention also relates to intermediate compounds used in these processes. Compounds which can be prepared by the process of the invention can be used as candidates for screening for potential therapeutic activity, thus the invention also relates to compounds obtainable or prepared by the methods described above, in particular to those having cytotoxic or cytostatic activity.

  本发明涉及合成过程，用于制备具有二氧杂环丙烷基团的化合物，特别是具有连接到单环或多环核心基团的二氧杂环丙烷基团的化合物，更特别是环戊苯并呋喃核心基团。该发明还涉及在这些过程中使用的中间化合物。通过本发明的方法可以制备的化合物可用作潜在治疗活性的筛选候选物，因此，该发明还涉及根据上述方法获得或制备的化合物，特别是具有细胞毒性或细胞抑制活性的化合物。
• [EN] COMPOUNDS AND METHODS TO INCREASE ANTI-P-GLYCOPROTEIN ACTIVITY OF BAICALEIN BY ALKYLATION ON THE A RING<br/>[FR] COMPOSES ET METHODES DESTINEES A AUGMENTER L'ACTIVITE ANTI-GLYCOPROTEINE P PAR ALKYLATION SUR LE NOYAU A
  申请人：UNIV YALE

  公开号：WO2005075449A1

  公开（公告）日：2005-08-18

  The present invention is directed to analogs of baicalein according to formula (I): where R5 is H, (CI-C12)alkyl, (C2-C13)acyl, or an optionally substituted phenyl or benzyl group, an acyl group, a C1-C20 alkyl or ether group, a phosphate, diphosphate, triphosphate or phosphodiester group; R6 and R7 are each independently H, (C1-C12)alkyl, (C2-C13)acyl, or an optionally substituted phenyl or benzyl or together form a -OCR1R20- group wherein each of R1 and R2 is independently H, a C1-C3 alkyl group or an optionally substituted phenyl or benzyl group; and R8 is H, OH, an O-acyl group, a C1,-C4 alkyl or alkoxy group, F, Cl, Br or I, or a pharmaceutically acceptable salt thereof, which exhibit anti-P-glycoprotein activity and methods of enhancing the bioavailability of active compounds, especially orally administered compounds, by inhibition of P-glycoprotein 170 (P-gp 170) and/or CYP450 enzyme, especially CYP450 3A4 enzyme. Pharmaceutical compositions based upon these novel derivatives according to the present invention are also described herein.

  本发明涉及根据式(I)的黄芩素类似物：其中R5为H，(C1-C12)烷基，(C2-C13)酰基，或者一个可选择取代的苯基或苄基团，酰基，C1-C20烷基或醚基，磷酸酯，二磷酸酯，三磷酸酯或磷酸二酯基团；R6和R7各自独立地为H，(C1-C12)烷基，(C2-C13)酰基，或者一个可选择取代的苯基或苄基，或者一起形成一个-OCR1R20-基团，其中R1和R2中的每一个独立地为H，C1-C3烷基或可选择取代的苯基或苄基团；以及R8为H，OH，一个O-酰基团，一个C1-C4烷基或烷氧基团，F，Cl，Br或I，或其药学上可接受的盐，具有抗P-糖蛋白活性，并通过抑制P-糖蛋白170 (P-gp 170)和/或CYP450酶，特别是CYP450 3A4酶，来增强活性化合物的生物利用度的方法。根据本发明的这些新颖衍生物基础上的药物组合物也在此描述。
• 7-carboxy-flavone derivatives preparation method and therapeutic use
  申请人：——

  公开号：US20040059136A1

  公开（公告）日：2004-03-25

  The invention concerns novel flavone and isoflavone derivatives of formulae (Ia) and (Ib) wherein: X represents a group of formula —COOR, or —PO(OR) 2 ; R represents a hydrogen atom or an alkaline or alkaline-earth metal, or a lower alkyl group; R 1 represents a hydroxy group, a lower alkoxy group or an acyloxy group; R 2 and R 3 , identical or different, represent a hydrogen or halogen atom, or a trifluoromethyl group, a trichloromethyl group, a hydroxy group, an alkoxy group or an acyloxy group comprising 1 to 5 carbon atoms, or R 2 and R 3 can combine to form an alkylene dioxy group. The invention is useful for rheumatic diseases. 1

  该发明涉及具有以下式(Ia)和(Ib)的新型黄酮和异黄酮衍生物：其中：X代表式—COOR或—PO(OR)2的基团；R代表氢原子或碱金属或碱土金属，或低碳基；R1代表羟基、低碳氧基或酰氧基；R2和R3，相同或不同，代表氢原子或卤素原子，或三氟甲基基团、三氯甲基基团、羟基、烷氧基或含有1至5个碳原子的酰氧基，或R2和R3可以结合形成烷二氧基基团。该发明对风湿病有用。
• [EN] POLYPHENOL ANALOGS TO TREAT ISCHEMIA<br/>[FR] ANALOGUES DE POLYPHÉNOL POUR TRAITER UNE ISCHÉMIE
  申请人：LAPCHAK PAUL A

  公开号：WO2013025484A1

  公开（公告）日：2013-02-21

  The present invention provides methods of use of polyphenol compounds for treating, preventing, mitigating and delaying ischemia or a condition where ischemia occurs. In one embodiment, the method comprises providing a polyphenol analog; and administering the polyphenol analog to a subject to treat ischemia or a condition where ischemia occurs. Various embodiments of the present invention are useful for the treatment of patients having, or at risk for, any of (1) ischemic stroke, (2) hemorrhagic stroke, (3) cardiovascular disease, (4) ischemia related spinal cord injury, (5) ischemia in diabetic patients, or (6) embolic stroke.. For example, use of the polyphenol compounds can maintain glutathione levels in the patient.

  本发明提供了使用多酚化合物治疗、预防、缓解和延迟缺血或发生缺血状况的方法。在一个实施方式中，该方法包括提供一种多酚类似物；并将该多酚类似物给予受试者以治疗缺血或发生缺血状况。本发明的各种实施方式适用于治疗患有或有风险患有以下任何一种疾病的患者：（1）缺血性中风，（2）出血性中风，（3）心血管疾病，（4）与缺血有关的脊髓损伤，（5）糖尿病患者的缺血，或（6）栓塞性中风。例如，使用多酚化合物可以维持患者的谷胱甘肽水平。
• [EN] NEUROPROTECTIVE POLYPHENOL ANALOGS<br/>[FR] ANALOGUES DU POLYPHÉNOL NEUROPROTECTEURS
  申请人：SCHUBERT DAVID R

  公开号：WO2013025498A1

  公开（公告）日：2013-02-21

  The present invention provides neuroprotective polyphenol compounds, which can be synthetic analogs of fisetin, baicalein or chlorogenic acid, that maintain neuroprotective, anti-inflammatory, glutathione promoting, and/or antioxidant properties. The neuroprotective polyphenol compounds are useful for promoting, enhancing and/or increasing neuron protection, growth and/or regeneration. The polyphenol compounds further find use for increasing and or maintaining intracellular glutathione (GSH) levels. The polyphenol compounds are also useful for treating, preventing, mitigating and/or delaying neurodegenerative conditions, including diabetes, Parkinson's disease, Huntington's disease, Alzheimer's disease, non-Alzherimer's dementias, multiple sclerosis, traumatic brain injury, spinal cord injury or ALS.

  本发明提供了神经保护多酚化合物，可以是嘌呤、黄芩素或绿原酸的合成类似物，这些化合物具有保持神经保护、抗炎、促进谷胱甘肽以及抗氧化性能。这些神经保护多酚化合物可用于促进、增强和/或增加神经元的保护、生长和/或再生。多酚化合物还可用于增加和/或维持细胞内谷胱甘肽（GSH）水平。多酚化合物还可用于治疗、预防、缓解和/或延缓神经退行性疾病，包括糖尿病、帕金森病、亨廷顿病、阿尔茨海默病、非阿尔茨海默病性痴呆、多发性硬化症、创伤性脑损伤、脊髓损伤或肌萎缩侧索硬化症（ALS）。