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4-(4-bromophenyl)-2-methyl-4-oxobutanoic acid | 75382-10-4

中文名称
——
中文别名
——
英文名称
4-(4-bromophenyl)-2-methyl-4-oxobutanoic acid
英文别名
——
4-(4-bromophenyl)-2-methyl-4-oxobutanoic acid化学式
CAS
75382-10-4
化学式
C11H11BrO3
mdl
——
分子量
271.111
InChiKey
YKCNQQMZSZQWLI-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

计算性质

  • 辛醇/水分配系数(LogP):
    2.3
  • 重原子数:
    15
  • 可旋转键数:
    4
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.27
  • 拓扑面积:
    54.4
  • 氢给体数:
    1
  • 氢受体数:
    3

上下游信息

  • 上游原料
    中文名称 英文名称 CAS号 化学式 分子量

反应信息

  • 作为反应物:
    描述:
    4-(4-bromophenyl)-2-methyl-4-oxobutanoic acidtris(dibenzylideneacetone)dipalladium(0) chloroform complex乙酸酐caesium carbonate 、 C40H32NO2P 、 对甲苯磺酸溶剂黄146 作用下, 以 丙酮 为溶剂, 反应 41.0h, 生成 (S)-3-(2-(4-bromophenyl)-2-oxoethyl)-3-methyl-5-methylene-1-tosylpiperidin-2-one
    参考文献:
    名称:
    去共轭丁烯内酯与氮杂-π-烯丙基钯 1,4-偶极子的催化对映选择性 α-烯丙基化:获得具有全碳季立构中心的光学纯 2-哌啶酮
    摘要:
    已成功开发钯催化的去共轭丁烯酸内酯与氮杂-π-烯丙基钯 1,4-二倍体的对映选择性 α-烯丙基化反应,该反应由钯介导的环状氨基甲酸酯和酰胺取代的无环碳酸酯的脱羧原位生成。以高产率和出色的对映选择性(高达 99% 产率和 99% ee)获得了一系列带有全碳季立构中心的对映体富集 2-哌啶酮。该方法的实用性也通过产品的大规模反应和合成转化得到展示。
    DOI:
    10.1021/acs.orglett.2c03383
  • 作为产物:
    参考文献:
    名称:
    Studies on Unsaturated 1,4-Dicarbonyl Compounds. VII. Aryl Unsaturated 1,4-Diketones and Ketonic Acids Derived from Citraconic and Mesaconic Acids, with Particular Reference to the β-[p-Bromobenzoyl]-methylacrylic Acids
    摘要:
    DOI:
    10.1021/ja01330a052
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文献信息

  • [EN] DIHYDROPYRIDAZINONES SUBSTITUTED WITH PHENYLUREAS<br/>[FR] DIHYDROPYRIDAZINONES SUBSTITUÉES PAR DES PHÉNYLURÉES
    申请人:BAYER PHARMA AG
    公开号:WO2018086703A1
    公开(公告)日:2018-05-17
    Compounds of formula (I) which are nicotinamide phosphoribosyltransferase (NAMPT) inhibitors and their use for the treatment of hyperproloferative diseases and/or disorders responsive to induction of cell death.
    式(I)的化合物是烟酰胺磷酸核糖转移酶(NAMPT)抑制剂,可用于治疗对诱导细胞死亡敏感的增生性疾病和/或紊乱。
  • Substituted thio-substituted benzyl-propionyl-L-prolines
    申请人:American Cyanamid Company
    公开号:US04226775A1
    公开(公告)日:1980-10-07
    This disclosure describes novel substituted .omega.-aroyl(propionyl or butyryl)-L-prolines and the esters and cationic salts thereof which are useful as hypotensive agents in mammals.
    这份披露描述了新型的取代的ω-芳酰基(丙酰基或丁酰基)-L-脯氨酸及其酯和阳离子盐,它们在哺乳动物中作为降血压剂是有用的。
  • Pd(<scp>ii</scp>)/Zn co-catalyzed chemo-selective hydrogenation of α-methylene-γ-keto carboxylic acids
    作者:Xuexin Zhang、Yang Gao、Ronibala Devi Laishram、Kangkui Li、Yong Yang、Yong Zhan、Yang Luo、Baomin Fan
    DOI:10.1039/c9ob00005d
    日期:——
    An efficient Pd/Zn co-catalyzed chemo-selective hydrogenation of α-methylene-γ-keto carboxylic acids is described. This methodology offers a divergent synthesis of α-methyl-γ-keto carboxylic acids, α-methylcarboxylic acids, and lactones starting from α-methylene-γ-keto carboxylic acids via selective hydrogenation by varying the catalytic conditions avoiding the use of high pressure of hydrogen. The
    描述了一种有效的Pd / Zn共催化的α-亚甲基-γ-酮基羧酸的化学选择性加氢反应。该方法学通过改变催化条件避免选择性使用加氢条件,从而通过选择性加氢从α-亚甲基-γ-酮基羧酸开始,提供了α-甲基-γ-酮基羧酸,α-甲基羧酸和内酯的多样化合成方法。氢。该反应还显示出宽的底物耐受性,以良好至优异的产率得到所需产物。
  • Magnesium-Promoted Reductive Carboxylation of Aryl Vinyl Ketones: Synthesis of γ-Keto Carboxylic Acids
    作者:Suhua Zheng、Tianyuan Zhang、Hirofumi Maekawa
    DOI:10.1021/acs.joc.2c00557
    日期:2022.6.3
    Direct reductive carboxylation of easily prepared aryl vinyl ketones under the atmosphere of carbon dioxide led to the selective formation of γ-keto carboxylic acids in 38–86% yields. The reaction is characterized by the carbon–carbon bond formation of carbon dioxide at the β-position of enone, with the use of magnesium turnings that can be easily handled as the reducing agent and the eco-friendly
    容易制备的芳基乙烯基酮在二氧化碳气氛下的直接还原羧化导致以 38-86% 的产率选择性形成 γ-酮基羧酸。该反应的特点是二氧化碳在烯酮的β位形成碳-碳键,使用易于处理的镁屑作为还原剂,以及无加压、无压力等环保反应条件。反应温度低或高,反应时间短。该协议显示了广泛的底物范围,并提供了一种有用且方便的替代方法来获取生物学上重要的 γ-酮羧酸。
  • Novel substituted omega-aroyl(propionyl or butyryl)-L-prolines, pharmaceutical compositions containing them and processes for their preparation
    申请人:AMERICAN CYANAMID COMPANY
    公开号:EP0010347A1
    公开(公告)日:1980-04-30
    The present invention provides novel substituted ω-aroyl(propionyl or butyryl) -L-prolines, pharmaceuticat compositions containing them useful for reducing blood pressure by inhibiting the conversion of angiotensin I to angiotensin II, and processes for preparing the novel compounds. The novel compounds are those of the formulae: wherein n is zero or one; R is hydrogen or alkyl having up to 3 carbon atoms; R2 is hydrogen, phenyl or alkyl having up to 3 carbon atoms; R3 is mercapto, formylthio, benzoylthio, alt noylthio having from 2 to 4 carbon atoms or moieties of the formulae: and wherein R9 is phenyl or substituted phenyl; R4 is hydrogen, phenyl or alkyl having up to 4 carbon atoms; R5 is hydrogen or alkyl having up to 4 carbon atoms; and ARYL is selected from the group consisting of 1-naphthyl, 2-naphthyl, 4-chloro-1-naphthyl, 5, 6,7, 8-tetrahydro -1-naphthyl, 5, 6, 7, 8-tetrahydro -2-naphthyl, 4-methoxy-1 -naphthyl, 5-acenaphthyl, 4-biphenylyl, 5-indanyl, 4-indanyl and moieties of the formula: wherein R6 is selected from the group consisting of hydrogen, fluoro, chloro, bromo, trifluoromethyl, cyano, amino, phenoxy, halophenoxy, phenylthio, halophenylthio, p-cyclohexylphenoxy, alkyl having up to 4 carbon atoms, alkoxy having up to4 carbon atoms, alkylamino having up to 4 carbon atoms, alkanoylamino having from 2 to 4 carbon atoms and alkoxycarbonyl having from 2 to 4 carbon atoms, R- is selected from the group consisting of chloro, fluoro, bromo, alkyl having up to 4 carbon atoms and alkoxy having up to 4 carbon atoms, and m is zero, one or two; and the pharmacologically acceptable cationic salts thereof when R5 is hydrogen.
    本发明提供了新型取代的ω-芳酰基(丙酰基或丁酰基)-L-脯氨酸、含有它们的通过抑制血管紧张素Ⅰ向血管紧张素Ⅱ的转化来降低血压的药物组合物,以及制备这些新型化合物的工艺。新型化合物为以下式中的化合物: 其中 n 为 0 或 1;R 为氢或最多 3 个碳原子的烷基;R2 为氢、苯基或最多 3 个碳原子的烷基;R3 为巯基、甲硫基、苯甲酰硫基、具有 2 至 4 个碳原子的烷基硫基或式中的分子: 其中 R9 是苯基或取代苯基;R4 是氢、苯基或最多 4 个碳原子的烷基;R5 是氢或最多 4 个碳原子的烷基;ARYL 选自由 1-萘基、2-萘基、4-氯-1-萘基、5、6、7、8-四氢-1-萘基、5、6、7、8-四氢-2-萘基、4-甲氧基-1-萘基、5-苊基、4-联苯基、5-茚基、4-茚基和式如下的分子组成的组: 其中 R6 选自由氢、氟、氯、溴、三氟甲基、氰基、氨基、苯氧基、卤代苯氧基、苯硫基、卤代苯硫基、对环己基苯氧基、最多 4 个碳原子的烷基、最多 4 个碳原子的烷氧基、最多 4 个碳原子的烷基氨基组成的组、R-选自由氯、氟、溴、最多 4 个碳原子的烷基和最多 4 个碳原子的烷氧基组成的组,且 m 为 0、1 或 2;及其药理学上可接受的阳离子盐(当 R5 为氢时)。
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