(2-ethoxyethyl)(diphenyl)phosphine | 5055-12-9

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: (2-ethoxyethyl)(diphenyl)phosphine
• 英文别名: 2-Ethoxyethyldiphenylphosphine；2-ethoxyethyl(diphenyl)phosphane
• CAS: 5055-12-9
• 化学式: C₁₆H₁₉OP
• 分子量: 258.3
• InChiKey: FDXPNJOVCKBGLL-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.3
• 重原子数：
  18
• 可旋转键数：
  6
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  9.2
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  tris(triphenylphosphine)ruthenium(II) chloride 、 (2-ethoxyethyl)(diphenyl)phosphine 以 二氯甲烷 为溶剂， 以77%的产率得到[RuCl2(η1-(P)-Ph2PCH2CH2OC2H5)2(η2-(P,O)-Ph2PCH2CH2OC2H5)]
  参考文献：
  名称：

  Das, Pankaj; Sharma, Manab; Kumari, Nandini, Indian Journal of Chemistry, Section A: Inorganic, Physical, Theoretical and Analytical, 2002, vol. 41, # 3, p. 560 - 562

  摘要：

  DOI：
• 作为产物：
  描述：

  2-乙氧基氯乙烷 、 二苯基膦酸锂 以47%的产率得到(2-ethoxyethyl)(diphenyl)phosphine
  参考文献：
  名称：

  Biphase Reduction of Heptanal and Cyclohexanone by Sodium Formate Catalyzed by Ether-Phosphine Ruthenium(II) Complexes

  摘要：

  RuCl₂[P(C₆H₅)₂OCH₂CH₂OCH₃]₂在氯苯-水中有效催化了环己酮和庚醛的钠甲酸盐还原反应，使用十六烷基吡啶溴化物作为相转移催化剂。在两种情况下，还原反应在底物和催化剂的初始浓度上均为一级反应。醛类还原中，通过添加游离配体可以增加催化剂的活性，而在酮类还原中，过量的配体会降低反应速率。其他几种磷化物P(C₆H₅)₂L（其中L = C₆H₅、C₄H₉、C₂H₅OCH₂CH₂、C₄H₉OCH₂CH₂、1,4-二氧杂环庚基、四氢呋喃基和P(i-C₃H₇)₃）提供了效率较低的催化剂。报道了对两种底物还原的动力学和活化数据。

  DOI：

  10.1135/cccc19950127

文献信息

• Photocatalytic Hydrophosphination of Alkenes and Alkynes Using Diphenylphosphine and Triamidoamine‐Supported Zirconium
  作者：Bryan T. Novas、Christine A. Bange、Rory Waterman

  DOI：10.1002/ejic.201801079

  日期：2019.3.31

  Reactions of alkene or alkyne with diphenylphosphine and catalytic [κ5‐N,N,N,N,C‐(Me3SiNCH2CH2)2NCH2CH2NSiMe2CH2]Zr (1) are greatly enhanced under photolysis, providing viable catalytic hydrophosphination with a broad substrate scope. Whereas diphenylphosphine had been an inaccessible substrate under thermal conditions, complete conversion of alkene substrates to tertiary phosphine is achieved in as

  与二苯膦和催化烯烃或炔烃的反应[κ 5 - Ñ，Ñ，Ñ，N，C - （ME 3 SiNCH 2 CH 2）2 NCH 2 CH 2 NSiMe 2 CH 2 ]锆（1）都大大下光解增强，提供了广泛的底物范围可行的催化加氢磷酸化。而二苯基膦已经热条件下无法访问的基板，烯烃底物的叔膦的完全转化在少在与环境温度下实现的四个小时1在紫外线照射下。以前的惰性烯烃现在是具有二苯膦的加氢磷酸化底物，以产生具有可调的空间和电子特性的叔膦配体。
• A bench-stable copper photocatalyst for the rapid hydrophosphination of activated and unactivated alkenes
  作者：Steven G. Dannenberg、Rory Waterman

  DOI：10.1039/d0cc06570f

  日期：——

  that have never before been reported with an air-stable catalyst or at ambient temperature. The commercial availability, ease of use, and broad substrate scope of compound 1 make hydrophosphination more available to synthetic chemists.

  Cu（acac）2（1）是用于烯烃加氢磷酸化的高活性催化剂。光催化条件很关键，并且可以用空气稳定的催化剂或在环境温度下从未报道过的未活化的底物提供高转化率。化合物1的商业可得性，易用性和广泛的底物范围使加氢磷酸化更易于合成化学家使用。
• Preparation of bidentate ligands
  申请人：EASTMAN KODAK COMPANY

  公开号：EP0375576A1

  公开（公告）日：1990-06-27

  A process is disclosed for preparing bidentate ligands of the formula: wherein: each of Ar, R′, R˝ and Y are specifically defined species; the x bonds and the y bonds are attached to adjacent carbon atoms on the ring structures; and n is a whole number in the range of 0-4 where Ar is phenyl: 0-6 where Ar is naphthyl: and 0-8 where Ar is phenanthryl or anthracenyl. The invention process comprises a. reductively coupling an ortho-substituted aromatic moiety to produce a biphenyl compound; b. contacting the biphenyl compound produced in Step (a) with an anion having the structure: wherein Y, Y′ and R′ are specifically defined species; under conditions appropriate to form said bidentate ligand or the dioxide precursor thereof; and c. optionally reducing the intermediate product when the oxy-anion, is employed as the anion in Step (b).

  本发明公开了一种制备双取代配体的方法，其化学式为：其中：Ar、R'、R˝和Y分别是特定定义的物种；x键和y键连接在环结构上相邻的碳原子上；n是整数，在Ar为苯基时为0-4，在Ar为萘基时为0-6，在Ar为菲基或蒽基时为0-8。该发明方法包括：a. 还原偶氮苯衍生物，以产生联苯化合物；b. 将步骤(a)中产生的联苯化合物与具有以下结构的负离子接触：其中Y、Y'和R'是特定定义的物种；在适当的条件下形成所述双取代配体或其二氧化物前体；c. 当氧负离子在步骤(b)中作为负离子时，可选择性地还原中间产物。
• POLYMER ELECTROLYTE COMPOSITION AND POLYMER ELECTROLYTE MEMBRANE, MEMBRANE-ELECTROLYTE ASSEMBLY, AND SOLID POLYMER FUEL CELL USING SAME
  申请人：Toray Industries, Inc.

  公开号：EP3131145A1

  公开（公告）日：2017-02-15

  [Problem] To provide: a polymer electrolyte composition that has excellent chemical stability that makes it possible to withstand a strong oxidizing atmosphere during fuel cell operation, that makes it possible to achieve excellent protonic conductivity under low humidity conditions, excellent mechanical strength, and excellent physical durability, and that is highly practical; and a polymer electrolyte membrane, a membrane-electrode assembly, and a solid polymer fuel cell that use the polymer electrolyte composition. [Solution] A polymer electrolyte composition that comprises at least an ionic group-containing polymer (A), an organic phosphorus-based additive (C), and a nitrogen-containing heteroaromatic ring system additive (D) and that is characterized by the nitrogen-containing heteroaromatic ring system additive (D) comprising at least three nitrogen-containing heteroaromatic rings within a molecule thereof. In addition, the polymer electrolyte membrane, the catalyst layer-equipped electrolyte membrane, the membrane-electrode assembly, and the solid polymer fuel cell of the present invention are characterized by being configured using the polymer electrolyte composition.

  问题 提供一种聚合物电解质组合物，该组合物具有优异的化学稳定性，能够在燃料电池运行期间耐受强氧化性气氛，能够在低湿度条件下实现优异的质子电导率，具有优异的机械强度和优异的物理耐久性，并且具有很高的实用性；以及一种使用该聚合物电解质组合物的聚合物电解质膜、膜电极组件和固体聚合物燃料电池。[解决方案]一种聚合物电解质组合物，它至少包含一种含离子基团的聚合物（A）、一种有机磷基添加剂（C）和一种含氮杂芳香族环系添加剂（D），其特征在于含氮杂芳香族环系添加剂（D）在其分子内至少包含三个含氮杂芳香族环。此外，本发明的聚合物电解质膜、配备催化剂层的电解质膜、膜电极组件和固体聚合物燃料电池的特征在于使用聚合物电解质组合物进行配置。
• Tertiary Phosphines and Phosphine Oxides Containing a 2-Haloethyl Group¹
  作者：Robert F. Struck、Y. Fulmer Shealy

  DOI：10.1021/jm00321a037

  日期：1966.5