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(R)-2-[(S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal

中文名称
——
中文别名
——
英文名称
(R)-2-[(S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal
英文别名
(2R)-2-[(1S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal
(R)-2-[(S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal化学式
CAS
——
化学式
C14H19NO4
mdl
——
分子量
265.309
InChiKey
GGFREYPOFRXRBD-GXTWGEPZSA-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):
    2.6
  • 重原子数:
    19
  • 可旋转键数:
    7
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.5
  • 拓扑面积:
    72.1
  • 氢给体数:
    0
  • 氢受体数:
    4

上下游信息

  • 下游产品
    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:
    (R)-2-[(S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal溶剂黄146 作用下, 以 为溶剂, 反应 12.0h, 以74%的产率得到(3S,4R)-3-(4-methoxyphenyl)-1-oxido-4-propyl-3,4-dihydro-2H-pyrrol-1-ium
    参考文献:
    名称:
    与水相容的一锅式有机催化不对称合成环硝酮。在分子内1,3-偶极环加成中的应用
    摘要:
    通过一锅法通过将醛有机催化迈克尔加成到硝基烯烃和原位还原环化反应,很容易在一锅法中获得旋光五元环硝酮。还证明了该方法在通过分子内1,3-偶极环加成反应合成三环化合物中的应用(也已进行了DFT计算)。所有反应均在水中作为溶剂进行,并获得优异的ee值(ee> 99%)。
    DOI:
    10.1016/j.tetlet.2011.08.138
  • 作为产物:
    描述:
    正戊醛1-(4-甲氧苯基)-2-硝基乙烯 在 N,N-dimethylbenzylamine prolinol trimethylsilyl ether 、 4-[(3-Butylimidazol-1-ium-1-yl)methyl]benzoic acid;hexafluorophosphate 作用下, 以 为溶剂, 反应 24.0h, 以81%的产率得到(R)-2-[(S)-1-(4-methoxyphenyl)-2-nitroethyl]pentanal
    参考文献:
    名称:
    一种新型的可循环利用的有机催化体系,用于将醛高度不对称地加成至水中的硝基烯烃
    摘要:
    已开发出一种新的策略,该策略是在有机催化剂1与离子液体负载的(ILS)苯甲酸组合的水中,将醛不对称地迈克尔加成到硝基烯烃中。该体系的迈克尔加合物具有出色的非对映选择性和对映选择性。该有机催化体系的显着特征是催化剂可以循环使用12次以上,而对映选择性没有明显损失。另外,提出的综合方法简单,实用且对环境无害。 醛-不对称催化-绿色化学-离子液体-迈克尔加成
    DOI:
    10.1055/s-0030-1260465
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文献信息

  • Structure-Reactivity Studies of Simple 4-Hydroxyprolinamide Organocatalysts in the Asymmetric Michael Addition Reaction of Aldehydes to Nitroolefins
    作者:John Watts、Lien Luu、Vickie McKee、Ed Carey、Fintan Kelleher
    DOI:10.1002/adsc.201100028
    日期:2012.4.16
    A series of simple 4‐hydroxyprolinamides was synthesised and they were found to act as organocatalysts for the asymmetric conjugate addition of aldehydes to nitroolefins in excellent yields (98%), with complete diastereoselectivity (99:1, syn:anti) and enantioselectivity (98% ee for syn). Furthermore, the use of low catalyst loadings (5 mol%) and a low aldehyde molar excess (1.5 equivalents) were achieved
    合成了一系列简单的4-羟基脯氨酰胺,发现它们可以作为有机催化剂,以极高的收率(98%),全非对映选择性(99:1,syn:anti)和对映选择性(98)将醛不对称共轭加成至硝基烯烃。%ee,代表syn)。此外,实现了低催化剂负载量(5mol%)和低醛摩尔过量(1.5当量)的使用。
  • [EN] ORGANOCATALYSTS AND METHODS OF USE IN CHEMICAL SYNTHESIS<br/>[FR] ORGANOCATALYSEURS ET PROCEDES D'UTILISATION DE CES DERNIERS DANS LA SYNTHESE CHIMIQUE
    申请人:STC UNM
    公开号:WO2006007586A1
    公开(公告)日:2006-01-19
    The present invention pertains generally to compositions comprising organocatalysts that facilitate stereo-selective reactions and the method of their synthesis and use. Particularly, the invention relates to metal-free organocatalysts for facilitation of stereo-­selective reactions, and the method of their synthesis and use. These compounds have the structure of the Formulas (I) and (II). Where X is independently selected from CH2, N-Ra, O, S or C=O; Y is CH2, N-Ra, O, S or C=O, with the proviso that at least one of X or Y is CH2, and preferably both of X and Y are CH2; Ra is H, an optionally substituted C1-C12 alkyl, preferably an optionally substituted C1-C6 alkyl including a C3-C6 cyclic alkyl group, or an optionally substituted aryl group, preferably an optionally substituted phenyl group; Rb is H, an optionally substituted C1-C12 alkyl, preferably an optionally substituted C1-C6 acyclic or a a C3-C6 cyclic alkyl group, CHO, N(Me)O, CO(S)Ra or the group of Formula (III). Where Rc and Rd are each independently H, F, C1, an optionally substituted C1-C20 alkyl, preferably an optionally substituted C1-C12 alkyl, more preferably a C1-C6 alkyl, and an optionally substituted aryl group, or together Rc and Rd form an optionally substituted carbocyclic or optionally substituted heterocyclic ring; R1 is OH, OR, NR'R', NHC(=O)R, NHSO2R; R2 is H, F, C1, an optionally substituted C1-C20 alkyl, preferably an optionally substituted C1­C6 alkyl, an optionally substituted aryl group or a =O group (which establishes a carbonyl group with the carbon to which =O is attached; R3 is H, OH, F, C1, Br, I, Cl, an optionally substituted C1-C20 alkyl, alkenyl or alkynyl ('hydrocarbyl') group, preferably an optionally substituted C1-C6 alkyl, or an optionally substituted aryl, such that the carbon to which R3 is attached has an R or S configuration; R is H, an optionally substituted C1-C20 alkyl, preferably an optionally substituted C1-C6 alkyl, or an optionally substituted aryl group, R' and R' are each independently H, an optionally substituted C1-C20 alkyl group, preferably an optionally substituted C1-C6 alkyl, or an optionally substituted aryl group; or together R' and R' form an optionally substituted heterocyclic, preferably a 4 to 7 membered optionally substituted heterocyclic group or an optionally substituted heteroaryl ring with the nitrogen to which R' and R' are attached; and wherein said compound is free from a metal catalyst.
    本发明涉及一般包括有机催化剂的组合物,该催化剂促进立体选择性反应以及其合成和使用方法。特别地,本发明涉及无金属有机催化剂以促进立体选择性反应,以及其合成和使用方法。这些化合物具有以下结构的式(I)和(II)。其中X独立地选择自CH2、N-Ra、O、S或C=O;Y为CH2、N-Ra、O、S或C=O,但至少X或Y中的一个为CH2,最好是X和Y都为CH2;Ra为H、可选择地取代的C1-C12烷基,最好是可选择地取代的C1-C6烷基,包括C3-C6环烷基,或可选择地取代的芳基,最好是可选择地取代的苯基;Rb为H、可选择地取代的C1-C12烷基,最好是可选择地取代的C1-C6无环或C3-C6环烷基,CHO、N(Me)O、CO(S)Ra或式(III)的基团。其中Rc和Rd各自独立地为H、F、C1、可选择地取代的C1-C20烷基,最好是可选择地取代的C1-C12烷基,更好地是C1-C6烷基,以及可选择地取代的芳基,或者Rc和Rd一起形成可选择地取代的碳环或可选择地取代的杂环;R1为OH、OR、NR'R'、NHC(=O)R、NHSO2R;R2为H、F、C1、可选择地取代的C1-C20烷基,最好是可选择地取代的C1-C6烷基,可选择地取代的芳基或=O基团(与=O连接的碳形成羰基基团);R3为H、OH、F、C1、Br、I、Cl、可选择地取代的C1-C20烷基、烯基或炔基('烃基'),最好是可选择地取代的C1-C6烷基,或可选择地取代的芳基,使得R3连接的碳具有R或S构型;R为H、可选择地取代的C1-C20烷基,最好是可选择地取代的C1-C6烷基,或可选择地取代的芳基,R'和R'各自独立地为H、可选择地取代的C1-C20烷基,最好是可选择地取代的C1-C6烷基,或可选择地取代的芳基;或者R'和R'一起形成可选择地取代的杂环,最好是4到7成员的可选择地取代的杂环基团或与R'和R'连接的氮原子形成可选择地取代的杂芳基环;其中所述化合物不含金属催化剂。
  • Effective and recyclable dendritic catalysts for the direct asymmetric Michael addition of aldehydes to nitrostyrenes
    作者:Yawen Li、Xin-Yuan Liu、Gang Zhao
    DOI:10.1016/j.tetasy.2006.07.004
    日期:2006.8
    Direct catalytic enantio- and diastereoselective Michael addition reaction of aldehydes to nitrostyrenes is described using a series of recyclable chiral 2-trimethylsilanyloxy-methyl-pyrrolidine-based dendritic catalysts. Good yields (up to 82%), and high diastereoselectivities (up to syn/anti = 95/5) and enantioselectivities (up to 99% ee) have been obtained.
    使用一系列可循环使用的手性2-三甲基甲硅烷基氧基-甲基-吡咯烷基树枝状催化剂描述了醛与硝基苯乙烯的直接催化对映和非对映选择性迈克尔加成反应。获得了良好的收率(高达82%),高的非对映选择性(高达syn / anti  = 95/5)和对映选择性(高达99%ee)。
  • Novel Prolinamide–Camphor-Containing Organocatalysts for Direct Asymmetric Michael Addition of Unmodified Aldehydes to Nitroalkenes
    作者:Raju Jannapu Reddy、Hsuan-Hao Kuan、Tsai-Yung Chou、Kwunmin Chen
    DOI:10.1002/chem.200901254
    日期:2009.9.21
    The asymmetric challenge! New camphor‐based prolinamides were designed, synthesized, and proven to be a highly efficient organocatalysts for asymmetric Michael reactions. Treatment of unmodified aldehydes with nitroalkenes in the presence of 5–10 mol % organocatalysts provided the desired Michael products in high chemical yields (up to 94 %) and high to excellent levels of diastereo‐ and enantioselectivities
    不对称的挑战!设计,合成并基于樟脑的新脯氨酰胺是一种用于不对称迈克尔反应的高效有机催化剂。在5-10 mol%的有机催化剂存在下用硝基烯烃处理未改性的醛,可提供所需的迈克尔产品,化学收率高(高达94%),非对映和对映选择性高(至99:1 dr和>)。 99%  ee)。
  • Michael addition of carbonyl compounds to nitroolefins under the catalysis of new pyrrolidine-based bifunctional organocatalysts
    作者:A. Castán、R. Badorrey、J. A. Gálvez、P. López-Ram-de-Víu、M. D. Díaz-de-Villegas
    DOI:10.1039/c7ob02798b
    日期:——
    the asymmetric Michael addition of carbonyl compounds to nitroolefins have been synthesised from homoallylamines, which are easily obtained from (R)-glyceraldehyde as a chiral precursor. Under optimal reaction conditions, these bifunctional organocatalysts showed a high catalytic efficiency (almost quantitative yield in most cases) and stereoselectivity in the Michael addition reactions of a variety
    已经从高烯丙基胺合成了用于羰基化合物不对称迈克尔加成到硝基烯烃的新型双官能吡咯烷基有机催化剂,其很容易从作为手性前体的(R)-甘油醛获得。在最佳反应条件下,这些双功能有机催化剂在多种醛(高达98:2 dr和97%ee)和酮(高达5%)的迈克尔加成反应中显示出高催化效率(在大多数情况下几乎是定量产率)和立体选择性。 98:2 dr和99%ee)转化为硝基烯烃。
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