5-(O²-methyl-β-D-ribofuranosyl)-1H-pyrimidine-2,4-dione | 2140-68-3

• 分子结构分类: 有机化合物 - 核苷、核苷酸和类似物 - 核苷和核苷酸类似物
• 英文名称: 5-(O²-methyl-β-D-ribofuranosyl)-1H-pyrimidine-2,4-dione
• 英文别名: O^2'-methyl-pseudouridine；2'-O-methylpseudouridine；5-[(2S,3R,4R,5R)-4-hydroxy-5-(hydroxymethyl)-3-methoxyoxolan-2-yl]-1H-pyrimidine-2,4-dione
• CAS: 2140-68-3
• 化学式: C₁₀H₁₄N₂O₆
• 分子量: 258.231
• InChiKey: WGNUTGFETAXDTJ-OOJXKGFFSA-N

物化性质

• 密度：
  1.52±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  -2.3
• 重原子数：
  18
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.6
• 拓扑面积：
  117
• 氢给体数：
  4
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  重氮甲烷 、 假尿苷 在 tin(ll) chloride 作用下， 生成 5-(O²-methyl-β-D-ribofuranosyl)-1H-pyrimidine-2,4-dione
  参考文献：
  名称：

  核酸相关化合物。12.简便且高产率的氯化亚锡通过重氮甲烷催化核苷的顺式-乙二醇系统单甲基化。

  摘要：

  DOI：

  10.1021/jo00927a022

文献信息

• [EN] COMPOUNDS, COMPOSITIONS AND METHODS FOR SYNTHESIS<br/>[FR] COMPOSÉS, COMPOSITIONS ET PROCÉDÉS DE SYNTHÈSE
  申请人：WAVE LIFE SCIENCES LTD

  公开号：WO2018237194A1

  公开（公告）日：2018-12-27

  The present disclosure, among other things, provides technologies for synthesis, including reagents and methods for stereoselective synthesis. In some embodiments, the present disclosure provides compounds useful as chiral auxiliaries. In some embodiments, the present disclosure provides reagents and methods for oligonucleotide synthesis. In some embodiments, the present disclosure provides reagents and methods for chirally controlled preparation of oligonucleotides. In some embodiments, technologies of the present disclosure are particularly useful for constructing challenging internucleotidic linkages, providing high yields and stereoselectivity.

  本公开内容提供了合成技术，包括用于立体选择性合成的试剂和方法。在某些实施例中，本公开内容提供了作为手性辅助剂有用的化合物。在某些实施例中，本公开内容提供了用于寡核苷酸合成的试剂和方法。在某些实施例中，本公开内容提供了用于手性控制寡核苷酸制备的试剂和方法。在某些实施例中，本公开内容的技术特别适用于构建具有挑战性的核苷酸间连接，提供高产率和立体选择性。
• [EN] NUCLEIC ACID CHEMICAL MODIFICATIONS<br/>[FR] MODIFICATIONS CHIMIQUES D'ACIDE NUCLÉIQUE
  申请人：ALNYLAM PHARMACEUTICALS INC

  公开号：WO2010101951A1

  公开（公告）日：2010-09-10

  he present invention provides nucleosides of formula (1) and oligonucleotides comprising at least on nucleoside of formula (2): Another aspect of the invention relates to a method of inhibiting the expression of a gene in cell, the method comprising (a) contacting an oligonucleotide of the invention with the cell; and (b) maintaining the cell from step (a) for a time sufficient to obtain degradation of the mRNA of the target gene.

  本发明提供了式（1）的核苷和包含至少一种式（2）核苷的寡核苷酸；发明的另一个方面涉及一种抑制细胞中基因表达的方法，该方法包括（a）将本发明的寡核苷酸与细胞接触；和（b）维持步骤（a）中的细胞足够长的时间以获得目标基因mRNA的降解。
• [EN] OLIGONUCLEOTIDE COMPOSITIONS AND METHODS THEREOF<br/>[FR] COMPOSITIONS D'OLIGONUCLÉOTIDES ET PROCÉDÉS ASSOCIÉS
  申请人：WAVE LIFE SCIENCES LTD

  公开号：WO2019075357A1

  公开（公告）日：2019-04-18

  Among other things, the present disclosure provides technologies for altering splicing, particularly for increasing inclusion of exons in splicing products. In some embodiments, the present disclosure provides SMN2 oligonucleotides, compositions, and methods thereof. In some embodiments, the present disclosure provides chirally controlled SMN2 oligonucleotide compositions. In some embodiments, provided oligonucleotides and compositions can increase level of an exon 7-containing SMN2 splicing product and/or a gene product thereof. In some embodiments, the present disclosure provides methods for treatment of splicing-related conditions, disorders and diseases. In some embodiments, the present disclosure provides methods for treating SMN2-related conditions, disorders and diseases such as SMA (spinal muscular atrophy) and ALS (amyotrophic lateral sclerosis).

  本公开提供了用于改变剪接的技术，特别是用于增加剪接产物中外显子包含量的技术。在某些实施例中，本公开提供了SMN2寡核苷酸、组合物及其方法。在某些实施例中，本公开提供了立体控制的SMN2寡核苷酸组合物。在某些实施例中，所提供的寡核苷酸和组合物可以增加外显子7包含的SMN2剪接产物的水平和/或其基因产物的水平。在某些实施例中，本公开提供了用于治疗剪接相关疾病、疾病和疾病的方法。在某些实施例中，本公开提供了用于治疗SMN2相关疾病、疾病和疾病的方法，如脊髓性肌萎缩症（SMA）和肌萎缩侧索硬化（ALS）。
• CORONAVIRUS VACCINE
  申请人：BioNTech RNA Pharmaceuticals GmbH

  公开号：EP3901261A1

  公开（公告）日：2021-10-27

  This disclosure relates to the field of RNA to prevent or treat coronavirus infection. In particular, the present disclosure relates to methods and agents for vaccination against coronavirus infection and inducing effective coronavirus antigen-specific immune responses such as antibody and/or T cell responses. Specifically, in one embodiment, the present disclosure relates to methods comprising administering to a subject RNA encoding a peptide or protein comprising an epitope of SARS-CoV-2 spike protein (S protein) for inducing an immune response against coronavirus S protein, in particular S protein of SARS-CoV-2, in the subject, i.e., vaccine RNA encoding vaccine antigen.

  该披露涉及RNA领域，用于预防或治疗冠状病毒感染。具体来说，本披露涉及用于预防冠状病毒感染和诱导有效的冠状病毒抗原特异性免疫应答（如抗体和/或T细胞应答）的方法和药剂。具体而言，在一种实施方式中，本披露涉及通过向受试者给予编码SARS-CoV-2尖刺蛋白（S蛋白）表位的肽或蛋白的RNA来诱导免疫应答，特别是在受试者中诱导对冠状病毒S蛋白的免疫应答，即编码疫苗抗原的疫苗RNA。
• SYNTHESIS AND STRUCTURE OF HIGH POTENCY RNA THERAPEUTICS
  申请人：Arcturus Therapeutics, Inc.

  公开号：US20190002906A1

  公开（公告）日：2019-01-03

  This invention provides expressible polynucleotides, which can express a target protein or polypeptide. Synthetic mRNA constructs for producing a protein or polypeptide can contain one or more 5′ UTRs, where a 5′ UTR may be expressed by a gene of a plant. In some embodiments, a 5′ UTR may be expressed by a gene of a member of Arabidopsis genus. The synthetic mRNA constructs can be used as pharmaceutical agents for expressing a target protein or polypeptide in vivo.

  这项发明提供了可表达的多核苷酸，可以表达目标蛋白质或多肽。用于产生蛋白质或多肽的合成mRNA构建物可以包含一个或多个5' UTR，其中5' UTR可以由植物的基因表达。在某些实施例中，5' UTR可以由拟南芥属植物的基因表达。这些合成mRNA构建物可以用作体内表达目标蛋白质或多肽的药用剂。