ethyl 5-ethoxypyrazine-2-carboxylate | 1262803-60-0

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 英文名称: ethyl 5-ethoxypyrazine-2-carboxylate
• 英文别名: Ethyl 5-ethoxypyrazine-2-carboxylate
• CAS: 1262803-60-0
• 化学式: C₉H₁₂N₂O₃
• 分子量: 196.206
• InChiKey: BAZQNLGMKSJRSN-UHFFFAOYSA-N

物化性质

• 沸点：
  290.9±35.0 °C(Predicted)
• 密度：
  1.148±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1
• 重原子数：
  14
• 可旋转键数：
  5
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.44
• 拓扑面积：
  61.3
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  ethyl 5-ethoxypyrazine-2-carboxylate 在 甲醇 、 sodium tetrahydroborate 作用下， 反应 6.0h， 以2.6 g的产率得到(5-ethoxypyrazin-2-yl)methanol
  参考文献：
  名称：

  PHARMACEUTICAL COMPOSITION HAVING BICYCLIC NITROGEN-CONTAINING AROMATIC HETEROCYCLIC AMIDE COMPOUND AS ACTIVE COMPONENT

  摘要：

  【问题】提供了一种用于治疗涉及线粒体复合物I的肺癌的制药组合物，特别是非小细胞肺癌。【解决方案】在调查具有线粒体复合物I抑制作用的化合物后，本发明人通过确认本发明的双环氮含芳香杂环酰胺化合物具有线粒体复合物I抑制作用，并且这些化合物对携带源自非小细胞肺癌的癌症的小鼠具有抗肿瘤作用，完成了本发明。

  公开号：

  EP3231424A1
• 作为产物：
  描述：

  sodium ethanolate 、 5-氯吡嗪-2-羧酸甲酯 以 乙醇 为溶剂， 生成 ethyl 5-ethoxypyrazine-2-carboxylate
  参考文献：
  名称：

  [EN] FUSED AMINODIHYDROTHIAZINE DERIVATIVES USEFUL AS BACE INHIBITORS
  [FR] DÉRIVÉS D'AMINODIHYDROTHIAZINE CONDENSÉS UTILES EN TANT QU'INHIBITEURS DE BACE

  摘要：

  本发明涉及一种公式(I)的融合氨基二氢噻嗪衍生物，其中X为氢或氟；A为CH或N；Y为甲基、乙基、单氟甲基、二氟甲基、三氟甲基、二氟乙基、甲氧基、乙氧基、甲氧甲基或-C≡N；以及其药学上可接受的盐；该化合物具有Αβ产生抑制作用或BACEl抑制作用，并且可用作由Αβ引起且以阿尔茨海默病型痴呆为特征的神经退行性疾病的预防或治疗剂。

  公开号：

  WO2012098213A1

文献信息

• Iminothiadiazine Dioxide Compounds as BACE Inhibitors, Compositions and Their Use
  申请人：Merck Sharp & Dohme Corp.

  公开号：US20150307465A1

  公开（公告）日：2015-10-29

  In its many embodiments, the present invention provides certain iminothiadiazine dioxide compounds, including compounds Formula (I): and include stereoisomers thereof, and pharmaceutically acceptable salts of said compounds stereoisomers, wherein each of R 1 , R 2 , R 3 , R 4 , R 5 , R 9 , ring A, ring B, m, n, p, -L 1 -, -L 2 -, and -L 3 - is selected independently and as defined herein. The novel iminothiadiazine dioxide compounds of the invention have surprisingly been found to exhibit properties which are expected to render them advantageous as BACE inhibitors and/or for the treatment and prevention of various pathologies related to β-amyloid (“Aβ”) production. Pharmaceutical compositions comprising one or more such compounds (alone and in combination with one or more other active agents), and methods for their preparation and use in treating pathologies associated with amyloid beta (Aβ) protein, including Alzheimer's disease, are also disclosed.

  本发明提供了多种形式的亚氨基噻二唑二氧化物化合物，包括公式(I)的化合物： 包括它们的立体异构体，以及所述立体异构体的药用可接受盐，其中R1、R2、R3、R4、R5、R9、环A、环B、m、n、p、-L1-、-L2-和-L3-都是独立选择且按本文定义。发明的新型亚氨基噻二唑二氧化物化合物出人意料地被发现具有预期的特性，使其作为BACE抑制剂以及/或用于治疗和预防与β-淀粉样蛋白（“Aβ”）生成相关的各种病理学具有优势。还公开了包含一个或多个此类化合物（单独使用和与一个或多个其他活性成分组合使用）的药物组合物，以及它们的制备方法和用于治疗与淀粉样β（Aβ）蛋白相关的病理学，包括阿尔茨海默病的方法。
• FUSED AMINODIHYDROTHIAZINE DERIVATIVES
  申请人：Hall Adrian

  公开号：US20120190672A1

  公开（公告）日：2012-07-26

  The present invention relates to a fused aminodihydrothiazine derivative of formula (I): wherein X is hydrogen or fluorine; A is CH or N; Y is methyl, ethyl, monofluoromethyl, difluoromethyl, trifluoromethyl, difluoroethyl, methoxy, ethoxy, methoxymethyl or —C≡N; and pharmaceutically acceptable salts thereof; which compound has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by Aβ and typified by Alzheimer-type dementia.

  本发明涉及一种公式(I)的融合氨基二氢噻嗪衍生物： 其中 X为氢或氟； A为CH或N； Y为甲基、乙基、单氟甲基、二氟甲基、三氟甲基、二氟乙基、甲氧基、乙氧基、甲氧甲基或—C≡N； 以及其药学上可接受的盐； 该化合物具有Aβ产生抑制作用或BACE1抑制作用，并且可用作预防或治疗由Aβ引起的以阿尔茨海默型痴呆为特征的神经退行性疾病的预防或治疗剂。
• [EN] FUSED AMINODIHYDRO-OXAZINE DERIVATIVES<br/>[FR] DÉRIVÉS CONDENSÉS D'AMINODIHYDRO-OXAZINE
  申请人：EISAI R&D MAN CO LTD

  公开号：WO2011009898A1

  公开（公告）日：2011-01-27

  A compound represented by the general formula (I) or a pharmaceutically acceptable salt thereof or a solvate thereof, wherein Ring A is a C6-14 aryl group or the like, L is -NReCO- or the like (wherein Re is a hydrogen atom or the like), Ring B is a C6-14 aryl group or the like, X is a C1-3 alkylene group or the like, Y is a single bond or the like, Z is a C1-3 alkylene group or the like, R1 and R2 are each independently a hydrogen atom or the like, and R3, R4, R5 and R6 are independently a hydrogen atom, a halogen atom or the like, has an Aβ production inhibitory effect or a BACE1 inhibitory effect and is useful as a prophylactic or therapeutic agent for a neurodegenerative disease caused by Aβ and typified by Alzheimer-type dementia.

  通用式（I）或其药用可接受盐或其溶剂的化合物，其中环A是C6-14芳基或类似物，L是-NReCO-或类似物（其中Re是氢原子或类似物），环B是C6-14芳基或类似物，X是C1-3烷基或类似物，Y是单键或类似物，Z是C1-3烷基或类似物，R1和R2各自独立地是氢原子或类似物，R3、R4、R5和R6各自独立地是氢原子、卤素原子或类似物，具有Aβ产生抑制作用或BACE1抑制作用，并且可用作由Aβ引起的以阿尔茨海默型痴呆为特征的神经退行性疾病的预防或治疗剂。
• BICYCLIC NITROGEN-CONTAINING AROMATIC HETEROCYCLIC AMIDE COMPOUND
  申请人：ASTELLAS PHARMA INC.

  公开号：US20150266869A1

  公开（公告）日：2015-09-24

  [Problem] A compound which is useful as an agent for treating breast cancer is provided. [Means for Solution] As a result of intensive studies on a compound having a Complex I inhibitory effect and an AMPK activation effect, the present inventors found that a bicyclic nitrogen-containing aromatic heterocyclic amide compounds of the present invention has an excellent Complex I inhibitory effect and the AMPK activation effect, furthermore, has a cell proliferation inhibitory effect with respect to not only human PIK3CA mutation-positive breast cancer cell lines in which MCT4 is not expressed but also human breast cancer cell lines which do not have mutation of PIK3CA in which MCT4 is not expressed, and exhibits an anti-tumor effect in a human PIK3CA mutation-positive breast cancer cell line MDA-MB-453 cell in a cancer-bearing mouse in which the MCT4 is not expressed, thereby completing the present invention. A bicyclic nitrogen-containing aromatic heterocyclic amide compound of the present invention can be used as an agent for treating breast cancer, in particular, breast cancer in which the MCT4 is not expressed, and among others, PIK3CA mutation-positive breast cancer in which the MCT4 is not expressed.

  提供一种作为治疗乳腺癌药物的化合物。通过对具有复合I抑制作用和AMPK激活作用的化合物进行深入研究，本发明人发现，本发明的含有双环氮杂芳香族酰胺化合物具有优异的复合I抑制作用和AMPK激活作用，此外，对于不仅在其中MCT4不表达的人类PIK3CA突变阳性乳腺癌细胞系，还对于其中MCT4不表达的不具有PIK3CA突变的人类乳腺癌细胞系，具有细胞增殖抑制作用，并在MCT4不表达的癌症携带小鼠的人类PIK3CA突变阳性乳腺癌细胞系MDA-MB-453细胞中表现出抗肿瘤作用，从而完成了本发明。本发明的含有双环氮杂芳香族酰胺化合物可用作治疗乳腺癌的药物，尤其是MCT4不表达的乳腺癌，以及其他MCT4不表达的PIK3CA突变阳性乳腺癌。
• PHARMACEUTICAL COMPOSITION HAVING BICYCLIC NITROGEN-CONTAINING AROMATIC HETROCYCLIC AMIDE COMPOUNDS AS ACTIVE INGREDIENT
  申请人：Astellas Pharma Inc.

  公开号：EP3231426A1

  公开（公告）日：2017-10-18

  [Problem] To provide a pharmaceutical composition for treating various cancers in which mitochondrial complex I is involved, in particular, colon cancer, leukemia and/or malignant lymphoma. [Solution] With the invention of creating pharmaceutical compositions for treating various cancers, the inventors confirmed, on the basis of the result of intensive investigation, that pharmaceutical compositions, which contain specific bicyclic nitrogen-containing aromatic heterocyclic amide compounds having an AMPK activation effect and mitochondrial complex I is involved, in particular, colon cancer, leukemia and/or malignant lymphoma; thereby completing the present invention.

  【问题】提供一种用于治疗涉及线粒体复合物I的各种癌症，特别是结肠癌、白血病和/或恶性淋巴瘤的药物组合物。【解决方案】通过创造用于治疗各种癌症的药物组合物的发明，发明人根据深入调查的结果确认，包含具有AMPK激活作用和涉及线粒体复合物I的特定双环氮杂芳香杂环酰胺化合物的药物组合物，特别是用于治疗结肠癌、白血病和/或恶性淋巴瘤；从而完成了本发明。