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(S)-2-([1,1′-binaphthalen]-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

中文名称
——
中文别名
——
英文名称
(S)-2-([1,1′-binaphthalen]-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
英文别名
(S)-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-binaphthalene;4,4,5,5-tetramethyl-2-(1-naphthalen-1-ylnaphthalen-2-yl)-1,3,2-dioxaborolane
(S)-2-([1,1′-binaphthalen]-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane化学式
CAS
——
化学式
C26H25BO2
mdl
——
分子量
380.294
InChiKey
ITJGUUJJWGIMDT-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):
    5.96
  • 重原子数:
    29
  • 可旋转键数:
    2
  • 环数:
    5.0
  • sp3杂化的碳原子比例:
    0.23
  • 拓扑面积:
    18.5
  • 氢给体数:
    0
  • 氢受体数:
    2

反应信息

点击查看最新优质反应信息

文献信息

  • Novel Route to Enantiopure 2,2'-Diaryl-1,1'-binaphthalenes by Stereoconservative Suzuki Arylation at Positions 2 and 2'
    作者:Henrich Brath、Margaréta Dubovská、Michal Juríček、Peter Kasák、Martin Putala
    DOI:10.1135/cccc20041517
    日期:——

    The Suzuki arylation of enantiopure 2,2'-diiodo-1,1'-binaphthalene affords the 2,2'-diarylated products in considerable yields (up to 52%), however, significantly racemized. The reversed-polarity approach, using novel enantiopure 1,1'-binaphthalene-2,2'-diyldiboronic acid, prepared either by resolution or by stereoconservative boronation, allowed, after optimization of coupling conditions, to obtain the model 2,2'-ditolylated product in good yield (56%) as well, but in addition, without impairing of enantiomeric purity (i.e. stereoconservatively). The developed synthetic approach was found to be an expedient method for the synthesis of enantiopure 2,2'-diaryl-1,1'-binaphthalenes, especially for those with electron-neutral and electron-deficient poor aryl groups. Observing that the diboronic acid decomposes by hydrodeboronation under the reaction conditions, 2-aryl-1,1'-binaphthalenes were isolated as the main products from the reaction with less reactive electron-rich aryl iodides.

    对手性纯的2,2'-二碘-1,1'-联萘进行银促芳基化反应,可以得到2,2'-二芳基化产物,收率相当可观(高达52%),但会发生明显的拉仑化。采用反向极性方法,使用新型的手性纯1,1'-联萘-2,2'-二基硼酸,通过拆分或立体保持硼化反应制备,经过偶联条件的优化,可以获得模型2,2'-二对甲苯基化产物同样有良好的收率(56%),同时不影响对映体纯度(即立体保持)。这种合成方法被发现是一种方便的方法,特别适用于合成手性纯的2,2'-二芳基-1,1'-联萘,尤其适用于带有电子中性和电子亏缺的芳基团。观察到硼酸在反应条件下通过氢去硼反应分解,与反应性较差的电子富集芳基碘发生反应时,主要产物是2-芳基-1,1'-联萘。
  • Synthesis of a Chiral Borate Counteranion, Its Trityl Salt, and Application Thereof in Lewis‐Acid Catalysis
    作者:Phillip Pommerening、Jens Mohr、Jonas Friebel、Martin Oestreich
    DOI:10.1002/ejoc.201700239
    日期:2017.4.26
    The preparation of a chiral derivative of [B(C6F5)4]– in which the fluorine atom in the para position of each of the C6F5 groups is replaced by a 1,1′-binaphthalen-2-yl group is described. The new counteranion was isolated as its lithium, sodium, and trityl salts. The chiral trityl salt was then used as a catalyst in selected counteranion-directed Diels–Alder reactions and a Mukaiyama aldol addition
    描述了 [B(C6F5)4]- 的手性衍生物的制备,其中每个 C6F5 基团的对位氟原子被 1,1'-联萘-2-基基团取代。新的抗衡阴离子以其锂盐、钠盐和三苯甲基盐的形式被分离出来。然后将手性三苯甲基盐用作选定的抗衡阴离子导向的 Diels-Alder 反应和 Mukaiyama 醛醇加成反应的催化剂,但没有实现不对称诱导。将手性三苯甲基盐应用于通过从氢硅烷的硅到碳氢化物转移产生硅阳离子失败,可能是由于硼酸盐中相对富电子的萘基与阳离子硅亲电试剂不相容。
  • Axially Chiral Borinic Acid Catalysts: Design, Synthesis, and Application in Alkylative Desymmetrization of 1,2-Diols
    作者:Yuta Chikashige、Tsunayoshi Takehara、Tsuyoshi Matsuzaki、Takeyuki Suzuki、Kenichi Murai、Mitsuhiro Arisawa、Makoto Sako
    DOI:10.1021/acs.joc.3c01143
    日期:2023.10.6
    A novel chiral borinic acid (CBA), an organocatalyst possessing a binaphthyl skeleton, was designed and synthesized. The synthesis of CBA was achieved with a 72% yield in four steps starting with optically pure 1,1′-bi-2-naphthol. The asymmetric catalytic activity was investigated in the desymmetrization of meso-1,2-diol.
    设计并合成了一种新型手性硼酸(CBA),一种具有联萘骨架的有机催化剂。从光学纯的 1,1'-bi-2-naphthol 开始,分四步合成了 CBA,收率达到 72%。研究了内消旋-1,2-二醇的去对称化反应中的不对称催化活性。
  • Chiral Tetraaryl‐ and Tetraalkynylborates as Chiral Solvating Agents for Tetraalkylammonium Salts
    作者:Eiji Tayama、Takeshi Sugawara
    DOI:10.1002/ejoc.201801448
    日期:2019.1.31
    Tetracarbon‐substituted chiral borate sodium salts (NaBR*4) act as chiral solvating agents for various tetraalkylammonium salts (R4NX). The ee values of the R4NX species could be determined by 1H NMR analysis of ion‐exchanged diastereomeric tetraalkylammonium borate salts.
    四碳取代的手性硼酸钠盐(NaBR * 4)用作各种四烷基铵盐(R 4 NX)的手性溶剂化剂。R 4 NX种类的ee值可通过离子交换的非对映体四烷基硼酸铵盐的1 H NMR分析确定。
  • Efficient synthesis of chiral biaryls via asymmetric Suzuki-Miyaura cross-coupling of ortho-bromo aryl triflates
    作者:Xintong Yang、Guangqing Xu、Wenjun Tang
    DOI:10.1016/j.tet.2015.12.051
    日期:2016.8
    Efficient asymmetric Suzuki-Miyaura coupling of ortho-bromo aryl triflates with various arylboronic acids were described, providing a series of chiral biaryl triflates in high yields and up to 91% ee under mild conditions. The aryl triflates could be easily transformed to various chiral biaryl products by further derivatization. A one-pot tandem asymmetric cross-coupling/cross-coupling sequence was
    描述了邻溴芳基三氟甲磺酸酯与各种芳基硼酸的高效不对称Suzuki-Miyaura偶联,在温和条件下以高收率和高达91%ee提供了一系列手性联芳基三氟甲磺酸酯。通过进一步衍生化,芳基三氟甲磺酸酯可以容易地转化成各种手性联芳基产物。通过使用单一的钯催化剂,还可以实现一锅串联的不对称交叉偶联/交叉偶联序列,证明了该方法制备手性联芳基产品的多功能性。
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