Tetraphenyl-phosphonium-hydroxyd | 25826-24-8

• 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: Tetraphenyl-phosphonium-hydroxyd
• 英文别名: Tetraphenyl phosphonium Hydroxide；tetraphenylphosphanium;hydroxide
• CAS: 25826-24-8
• 化学式: C₂₄H₂₀P*HO
• 分子量: 356.404
• InChiKey: XVHQFGPOVXTXPD-UHFFFAOYSA-M

计算性质

• 辛醇/水分配系数(LogP)：
  4.13
• 重原子数：
  26
• 可旋转键数：
  4
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  1
• 氢给体数：
  1
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  Tetraphenyl-phosphonium-hydroxyd 在 硼酸 作用下， 以 甲醇 、 水 为溶剂， 反应 1.0h， 生成 tetraphenylphosphonium pentaborate
  参考文献：
  名称：

  Synthesis, thermal properties and structural characterisation, of the tetraphenylphosphonium pentaborate salt, [PPh4][B5O6(OH)4]·1.5H2O

  摘要：

  [Ph4P][B5O6(OH)(4)]center dot 1.5H(2)O (1) was obtained as colourless crystals in high yield from a MeOH/H2O solution of B(OH)(3) and [PPh4][OH] (5:1). A single-crystal X-ray study confirmed that the solid-state structure was comprised of supramolecular networks of interconnected anions (H-bonds) and cations (phenyl embraces). Crystals are triclinic, P (1) over bar with a = 13.3174(3) angstrom, b = 13.3180(3) angstrom, c = 16.2055(4) angstrom, alpha = 91.1950(10)degrees, beta = 91.180(2)degrees, gamma = 105.456(2)degrees, T = 120(2) K, V = 2768.66(11) angstrom(3) and Z = 4. TGA/DSC analysis showed that 1 thermally decomposed in air at 800 degrees C to 2.5B(2)O(3), via a low temperature dehydration step to a condensed pentaborate, [PPh4][B5O8]. (C) 2011 Elsevier B. V. All rights reserved.

  DOI：

  10.1016/j.ica.2011.11.001
• 作为产物：
  描述：

  四苯基溴化膦 在 Dowex 550A monosphere ion exchange resin (OH^- form) 作用下， 以 水 为溶剂， 反应 24.0h， 生成 Tetraphenyl-phosphonium-hydroxyd
  参考文献：
  名称：

  Synthesis, thermal properties and structural characterisation, of the tetraphenylphosphonium pentaborate salt, [PPh4][B5O6(OH)4]·1.5H2O

  摘要：

  [Ph4P][B5O6(OH)(4)]center dot 1.5H(2)O (1) was obtained as colourless crystals in high yield from a MeOH/H2O solution of B(OH)(3) and [PPh4][OH] (5:1). A single-crystal X-ray study confirmed that the solid-state structure was comprised of supramolecular networks of interconnected anions (H-bonds) and cations (phenyl embraces). Crystals are triclinic, P (1) over bar with a = 13.3174(3) angstrom, b = 13.3180(3) angstrom, c = 16.2055(4) angstrom, alpha = 91.1950(10)degrees, beta = 91.180(2)degrees, gamma = 105.456(2)degrees, T = 120(2) K, V = 2768.66(11) angstrom(3) and Z = 4. TGA/DSC analysis showed that 1 thermally decomposed in air at 800 degrees C to 2.5B(2)O(3), via a low temperature dehydration step to a condensed pentaborate, [PPh4][B5O8]. (C) 2011 Elsevier B. V. All rights reserved.

  DOI：

  10.1016/j.ica.2011.11.001

文献信息

• PROCESS FOR THE RACEMIZATION OF ALPHA-AMINO ACIDS
  申请人：AMINOLOGICS CO., LTD.

  公开号：US20160221929A1

  公开（公告）日：2016-08-04

  According to the present invention, a method is provided wherein a basic aqueous phase containing an optically active α-amino acid is brought into contact with an organic phase containing a racemisation catalyst in the form of a copper metal complex of copper ions and an α-amino acid and salicylaldehyde, in the presence of a phase transition catalyst, thereby subjecting the optically active α-amino acid to racemisation. In the α-amino acid racemisation method according to the present invention, the reaction conditions are mild and thus there is little α-amino acid breakdown and the yield is high, the racemisation catalyst can be reused, the α-amino acid resulting from the racemisation can easily be isolated and purified, and the racemisation method can be implemented in volume such that the invention is economic.

  根据本发明，提供了一种方法，其中将含有光学活性α-氨基酸的基础水相与含有铜离子和α-氨基酸以及水杨醛的铜金属配合物形式的消旋催化剂的有机相，在存在相变催化剂的情况下接触，从而使光学活性α-氨基酸经历消旋反应。根据本发明的α-氨基酸消旋方法中，反应条件温和，因此α-氨基酸的降解很少，产率高，消旋催化剂可重复使用，由消旋所得的α-氨基酸可以轻松地被分离和纯化，并且消旋方法可以大规模实施，使得本发明具有经济性。
• Fast-curing benzoxazine compounds
  申请人：Henkel AG & Co. KGaA

  公开号：EP2314579A1

  公开（公告）日：2011-04-27

  The present invention relates to a specific benzoxazine compound A of formula (I), wherein q is an integer from 1 to 4, M is hydrogen, a monovalent cation, or an equivalent of a polyvalent cation, Z is selected from the group consisting of a direct bond (when q is 2), hydrogen (when q is 1), alkyl (when q is 1), alkylene (when q is 2 to 4), carbonyl (when q is 2), oxygen (when q is 2), thiol (when q is 1), sulfur (when q is 2), sulfoxide (when q is 2), and sulfone (when q is 2), R6 is a linear or branched divalent alkylene group, comprising 1 to 15 carbon atoms, which may be interrupted by one or more heteroatom(s), selected from oxygen, nitrogen and sulfur, and R5 is selected from hydrogen, halogen, alkyl, alkenyl or R5 is a divalent residue creating a naphthoxazine residue out of the benzoxazine structure. A further object of the present invention is a polymerizable composition and a cured product obtained from the polymerizable composition, wherein said composition comprises at least one benzoxazine compound A and at least one benzoxazine compound B, which is different from benzoxazine compound A.

  本发明涉及一种特定的苯并噁啉化合物A，其化学式为(I)，其中q为1到4的整数，M为氢、一价阳离子或多价阳离子的等价物，Z选自以下组成的一组：直接键（当q为2时）、氢（当q为1时）、烷基（当q为1时）、烷烃（当q为2到4时）、酰基（当q为2时）、氧（当q为2时）、硫醇（当q为1时）、硫（当q为2时）、亚砜（当q为2时）和砜（当q为2时），R6为线性或支链的二价烷基烷基，包括1到15个碳原子，可以被一个或多个氧、氮和硫等杂原子打断，R5选自氢、卤素、烷基、烯基或R5是一个二价残基，使苯并噁啉结构变为萘噁啉残基。本发明的另一个目的是一种可聚合的组合物和从该可聚合组合物获得的固化产物，其中所述组合物至少包括一种苯并噁啉化合物A和至少一种与苯并噁啉化合物A不同的苯并噁啉化合物B。
• METHOD FOR PRODUCING POLYHYDRIC PHENOL
  申请人：Kitagawa Hideo

  公开号：US20120046498A1

  公开（公告）日：2012-02-23

  The present invention is a method for producing a polyhydric phenol, including the following steps (a) to (d): (a) a first step of producing (4S,5R,6S)-4,5,6-trihydroxy-2-cyclohexcene- 1 -one from 2-deoxy-scyllo-inosose by a dehydration reaction; (b) a second step of producing 1,2,4-trihydroxybenzene from the (4S,5R,6S)-4,5,6-trihydroxy-2-cyclohexene- 1 -one obtained in the first step by a dehydration reaction; (c) a third step of producing 4-hydroxycyclohexane-1,3-dione from the 1,2,4-trihydroxybenzene by a catalytic hydrogenation reaction with the use of a metal catalyst; and (d) a fourth step of producing hydroquinone by heating the 4-hydroxycyclohexane-1,3-dione.

  本发明涉及一种生产多羟基苯酚的方法，包括以下步骤（a）至（d）：（a）第一步，通过脱水反应从2-去氧-赤藓糖生成（4S，5R，6S）-4,5,6-三羟基-2-环己烯-1-酮；（b）第二步，通过脱水反应从第一步得到的（4S，5R，6S）-4,5,6-三羟基-2-环己烯-1-酮生成1,2,4-三羟基苯；（c）第三步，使用金属催化剂进行催化氢化反应，从1,2,4-三羟基苯生成4-羟基环己烷-1,3-二酮；（d）第四步，通过加热4-羟基环己烷-1,3-二酮生成对苯二酚。
• Antistatic and antidust agents, compositions thereof, and methods of manufacture
  申请人：Chowdhury Kumar Sanjoy

  公开号：US20050038274A1

  公开（公告）日：2005-02-17

  A quaternary onium aromatic sulfonate represented by the formula: wherein each R 1 independently comprises substituted or unsubstituted, aliphatic or aromatic, hydrocarbyl, carbocyclic or heterocyclic radicals, each X is selected from the group consisting of phosphorus and nitrogen; wherein “a” has a value of 0, 1 or 2, and “b” has a value of 0 or 1 with the proviso that (a+b) is equal to 1 or 2; G 1 is an aromatic group; E comprises a bis(carbonyloxyalkyl) polydiorganosiloxane, a bis(carbonyloxyaryl) polydiorganosiloxane, and an ether linkage; each Y 1 independently comprises hydrogen, a monovalent hydrocarbon group, alkenyl, allyl, halogen, bromine, chlorine; nitro; and OR, wherein R is a monovalent hydrocarbon group; “q” represents any integer from and including zero through the number of positions on G 1 available for substitution; “t” represents an integer equal to at least one; “s” represents an integer equal to either zero or one; and “u” represents any integer including zero; with the proviso that when E is an ether linkage, then X is phosphorus.

  一种用以下公式表示的四元铵芳基磺酸盐：其中每个R1独立地包括取代或未取代的脂肪或芳香族、烃基、碳环或杂环基团，每个X选自磷和氮组成的群体；其中“a”的值为0、1或2，“b”的值为0或1，但要求(a+b)等于1或2；G1是一个芳香族基团；E包括一种双(羰氧烷基)聚二有机硅氧烷、一种双(羰氧芳基)聚二有机硅氧烷和一种醚键；每个Y1独立地包括氢、一价碳氢化合物基团、烯基、烯丙基、卤素、溴、氯、硝基和OR，其中R是一价碳氢化合物基团；“q”表示从零开始到G1可供取代的位置数的任意整数；“t”表示至少为1的整数；“s”表示为零或一的整数；“u”表示包括零在内的任意整数；但要求当E为醚键时，X为磷。
• LATENT CATALYST FOR EPOXY RESIN, EPOXY RESIN COMPOSITION, AND SEMICONDUCTOR DEVICE
  申请人：Horimoto Akihiro

  公开号：US20090023840A1

  公开（公告）日：2009-01-22

  The present invention provides a latent catalyst for epoxy resin, comprising: a cation moiety having an activity of accelerating curing reaction of epoxy resin; and a silicate anion moiety of suppressing the curing reaction-accelerating activity. Also disclosed are an epoxy resin composition comprising the latent catalyst and a semiconductor device using the epoxy resin composition.

  本发明提供了一种环氧树脂的潜在催化剂，包括：具有加速环氧树脂固化反应活性的阳离子基团；以及抑制固化反应加速活性的硅酸盐阴离子基团。还公开了一种包含潜在催化剂的环氧树脂组合物以及使用该环氧树脂组合物的半导体器件。