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2-氯-5-(三氟甲氧基)吡嗪 | 1803596-66-8

中文名称
2-氯-5-(三氟甲氧基)吡嗪
中文别名
——
英文名称
2-chloro-5-(trifluoromethoxy)pyrazine
英文别名
——
2-氯-5-(三氟甲氧基)吡嗪化学式
CAS
1803596-66-8
化学式
C5H2ClF3N2O
mdl
MFCD28383952
分子量
198.532
InChiKey
ICXFWEHIUZEZEK-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

物化性质

  • 沸点:
    140.8±35.0 °C(Predicted)
  • 密度:
    1.548±0.06 g/cm3(Predicted)

计算性质

  • 辛醇/水分配系数(LogP):
    2.7
  • 重原子数:
    12
  • 可旋转键数:
    1
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.2
  • 拓扑面积:
    35
  • 氢给体数:
    0
  • 氢受体数:
    6

反应信息

  • 作为反应物:
    描述:
    2-氯-5-(三氟甲氧基)吡嗪copper(l) iodide1,1'-双(二苯膦基)二茂铁二氯化钯(II)二氯甲烷复合物18-冠醚-6potassium carbonate三乙胺三氟乙酸mercury(II) oxide 作用下, 以 四氢呋喃N,N-二甲基甲酰胺 为溶剂, 反应 2.0h, 生成 1-(5-(trifluoromethoxy)pyrazin-2-yl)ethan-1-one
    参考文献:
    名称:
    三氟甲氧基吡嗪:制备和性质
    摘要:
    由于具有“伪卤素”特征的命名取代基的独特性质,将三氟甲氧基并入有机分子已变得非常流行,而合成化合物的化学性质,尤其是具有此类基团的杂环,研究较少。由于三氟甲氧基取代的吡嗪仍然未知,我们开发了用于 2-氯-5-三氟甲氧基吡嗪合成的有效且可扩展的方法,显示了该分子在 Buchwald-Hartwig 胺化以及 Kumada-Corriu 和 Suzuki 和 Sonogashira 偶联反应中的合成效用。已经对这些转化中的氯原子和三氟甲氧基稳定性进行了一些比较。
    DOI:
    10.3390/molecules25092226
  • 作为产物:
    描述:
    2-(bromodifluoromethoxy)-5-chloropyrazine 在 silver tetrafluoroborate 作用下, 以 二氯甲烷 为溶剂, 以70 %的产率得到2-氯-5-(三氟甲氧基)吡嗪
    参考文献:
    名称:
    三氟甲氧基吡嗪:制备和性质
    摘要:
    由于具有“伪卤素”特征的命名取代基的独特性质,将三氟甲氧基并入有机分子已变得非常流行,而合成化合物的化学性质,尤其是具有此类基团的杂环,研究较少。由于三氟甲氧基取代的吡嗪仍然未知,我们开发了用于 2-氯-5-三氟甲氧基吡嗪合成的有效且可扩展的方法,显示了该分子在 Buchwald-Hartwig 胺化以及 Kumada-Corriu 和 Suzuki 和 Sonogashira 偶联反应中的合成效用。已经对这些转化中的氯原子和三氟甲氧基稳定性进行了一些比较。
    DOI:
    10.3390/molecules25092226
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文献信息

  • METHOD FOR PRODUCING 2-SUBSTITUTED-3-ETHYLSULFONYLPYRIDINE COMPOUND AND LIKE
    申请人:SUMITOMO CHEMICAL COMPANY, LIMITED
    公开号:US20200385361A1
    公开(公告)日:2020-12-10
    The present invention provides an intermediate compound for preparing a 2-substituted-3-ethylsulfonylpyridine compound, and a novel process for preparing the 2-substituted-3-ethylsulfonylpyridine compound. The present invention provides also a process for preparing a compound represented by formula (2), which comprises a step (a): a step of reacting of 3-ethylsulfonylpyridine N-oxide with a compound represented by formula (1) (wherein X represents a chlorine atom etc., Q represents a C1-3 alkoxy group optionally substituted with one or more fluorine atoms, etc.) in the presence of one or more compounds selected from Group P, a carboxylic acid or a carboxylate salt, a base, and a palladium compound or a nickel compound in a solvent to obtain a compound represented by formula (2), Group P: a group consisting of the following compounds: a compound represented by formula (4): R 3 P (wherein R represents an alkyl group having 1 to 6 carbon atoms, etc.), etc.; as well as a process for preparing a compound represented by formula (3), which comprises the step (a) and a step (b): a step of subjecting the compound represented by formula (2) to a reduction reaction to obtain the compound represented by formula (3).
    本发明提供了一种制备2-取代-3-乙基磺酰基吡啶化合物的中间体化合物,以及一种新的制备2-取代-3-乙基磺酰基吡啶化合物的方法。本发明还提供了一种制备由公式(2)表示的化合物的方法,其中包括步骤(a):将3-乙基磺酰基吡啶N-氧化物与由公式(1)表示的化合物(其中X表示原子等,Q表示可选地取代有一个或多个原子的C1-3烷氧基等)在溶剂中,与来自P组中选择的一个或多个化合物,包括羧酸羧酸盐,碱,化合物或化合物反应,以得到由公式(2)表示的化合物。P组:由以下化合物组成的一组化合物:由公式(4)表示的化合物:R3P(其中R表示具有1至6个碳原子的烷基等)。本发明还提供了一种制备由公式(3)表示的化合物的方法,其中包括步骤(a)和步骤(b):将由公式(2)表示的化合物进行还原反应,以得到由公式(3)表示的化合物。
  • METHOD FOR PRODUCING 2-SUBSTITUTED-3-ETHYLSULFONYL PYRIDINE COMPOUND AND LIKE
    申请人:Sumitomo Chemical Company Limited
    公开号:EP3722289A1
    公开(公告)日:2020-10-14
    The present invention provides an intermediate compound for preparing a 2-substituted-3-ethylsulfonylpyridine compound, and a novel process for preparing the 2-substituted-3-ethylsulfonylpyridine compound. The present invention provides also a process for preparing a compound represented by formula (2), which comprises a step (a): a step of reacting of 3-ethylsulfonylpyridine N-oxide with a compound represented by formula (1) (wherein X represents a chlorine atom etc., Q represents a C1-3 alkoxy group optionally substituted with one or more fluorine atoms, etc.) in the presence of one or more compounds selected from Group P, a carboxylic acid or a carboxylate salt, a base, and a palladium compound or a nickel compound in a solvent to obtain a compound represented by formula (2), Group P: a group consisting of the following compounds: a compound represented by formula (4): R3P (wherein R represents an alkyl group having 1 to 6 carbon atoms, etc.), etc.; as well as a process for preparing a compound represented by formula (3), which comprises the step (a) and a step (b) : a step of subjecting the compound represented by formula (2) to a reduction reaction to obtain the compound represented by formula (3).
    本发明提供了一种制备 2-取代-3-乙基磺酰基吡啶化合物的中间体化合物,以及一种制备 2-取代-3-乙基磺酰基吡啶化合物的新工艺。本发明还提供了一种制备由式(2)代表的化合物的工艺,该工艺包括步骤(a):3-乙基磺酰基吡啶 N-氧化物与由式(1)代表的化合物反应的步骤(其中 X 代表原子等、Q 代表任选被一个或多个原子取代的 C1-3 烷氧基等)在一种或多种选自 P 组的化合物、羧酸羧酸盐、碱和化合物或化合物存在下,在溶剂中反应,得到式(2)代表的化合物,P 组:由下列化合物组成的一组:式(4)代表的化合物:R3P(其中 R 代表具有 1 至 6 个碳原子的烷基等)等;以及制备式(3)所代表的化合物的工艺,其包括步骤(a)和步骤(b):将式(2)所代表的化合物进行还原反应以得到式(3)所代表的化合物的步骤。
  • [EN] BICYCLIC TETRAHYDROTHIAZEPINE DERIVATIVES<br/>[FR] DÉRIVÉS BICYCLIQUES DE TÉTRAHYDROTHIAZÉPINE
    申请人:[en]F. HOFFMANN-LA ROCHE AG
    公开号:WO2024033389A1
    公开(公告)日:2024-02-15
    The present invention provides new bicyclic tetrahydrothiazepine derivatives having the general formula (I) wherein R1, R2and R4are as defined herein, compositions including the compounds, processes of manufacturing the compounds and methods of using the compounds.
  • [EN] PYRIDAZINONE DERIVATIVES USEFUL AS T CELL ACTIVATORS<br/>[FR] DÉRIVÉS DE PYRIDAZINONE UTILES EN TANT QU'ACTIVATEURS DE LYMPHOCYTES T
    申请人:[en]GOSSAMER BIO SERVICES, INC.
    公开号:WO2023122778A1
    公开(公告)日:2023-06-29
    Disclosed herein are oxime compounds having the structure of Formula (I'): or a pharmaceutically acceptable salt, solvate, hydrate, isomer, tautomer, racemate, or isotope thereof, wherein L1, L2, R1, R2, R3, R4, R7, n, and r are as defined herein. Pharmaceutical compositions comprising them, processes for preparing them and uses of them to treat or prevent diseases, disorders and conditions are also provided. The compounds are inhibitors of one or both of diacylglycerol kinase alpha (DGKα) and diacylglycerol kinase zeta (DGKζ) and are useful in the treatment of diseases, disorders and conditions related to DGKα and / or DGKζ activity. In particular, the compounds are useful for treating viral infections and proliferative disorders, such as cancer.
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