2-ethyl-2-butyl-glutaric acid | 28793-30-8

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 英文名称: 2-ethyl-2-butyl-glutaric acid
• 英文别名: 2-Aethyl-2-butyl-glutarsaeure；α-Ethyl-α-n-butylglutarsaeure；2-Ethyl-2-butyl-glutarsaeure；2-Butyl-2-ethylglutarsaeure；2-Butyl-2-ethylpentanedioic acid
• CAS: 28793-30-8
• 化学式: C₁₁H₂₀O₄
• 分子量: 216.277
• InChiKey: XXNPWUCSMZUOOC-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.3
• 重原子数：
  15
• 可旋转键数：
  8
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.82
• 拓扑面积：
  74.6
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  2-ethyl-2-butyl-glutaric acid 在 氯化亚砜 、 硫酸 作用下， 生成 4-ethyl-4-butyl-5-oxo-nonanoic acid methyl ester
  参考文献：
  名称：

  Cason, Journal of Organic Chemistry, 1948, vol. 13, p. 234,235

  摘要：

  DOI：
• 作为产物：
  描述：

  4-cyano-2-n-butyl-2-ethylbutanal 在 sodium hydroxide 作用下， 生成 2-ethyl-2-butyl-glutaric acid
  参考文献：
  名称：

  Aldehydo-carboxylic acid

  摘要：

  公开号：

  US02342607A1

文献信息

• [EN] ACRYLATE-FUNCTIONAL BRANCHED ORGANOSILICON COMPOUND, METHOD OF PREPARING SAME, AND COPOLYMER FORMED THEREWITH<br/>[FR] COMPOSÉ D'ORGANOSILICIUM RAMIFIÉ À FONCTION ACRYLATE, SON PROCÉDÉ DE PRÉPARATION ET COPOLYMÈRE FORMÉ AVEC CELUI-CI
  申请人：DOW SILICONES CORP

  公开号：WO2020142474A1

  公开（公告）日：2020-07-09

  A method of preparing an acrylate-functional branched organosilicon compound ("compound") is provided, and comprises reacting (A) a branched organosilicon compound and (B) an acrylate compound in the presence of (C) a catalyst, wherein component (A) has the general formula X-Si(R1)3, where X comprises a halogen-functional moiety and each R1 is selected from R and –OSi(R4)3, with the proviso that at least one R1 is –OSi(R4)3; each R4 is selected from R, –OSi(R5)3, and –[OSiR2]mOSiR3; each R5 is selected from R, –OSi(R6)3, and –[OSiR2]mOSiR3; each R6 is selected from R and –[OSiR2]mOSiR3; each R is an independently selected hydrocarbyl group; and 0≤m≤100; with the proviso that at least one of R4, R5 and R6 is –[OSiR2]mOSiR3. The compound prepared by the method, a copolymer comprising the reaction product of the compound and a second compound, a method of forming the copolymer, and a composition comprising the copolymer are each also provided.

  提供了一种制备丙烯酸酯官能化分支有机硅化合物（“化合物”）的方法，包括在催化剂存在下，使（A）分支有机硅化合物和（B）丙烯酸酯化合物发生反应，其中组分（A）具有一般式X-Si（R1）3，其中X包括卤素官能基，每个R1从R和–OSi（R4）3中选择，但至少一个R1为–OSi（R4）3；每个R4从R、–OSi（R5）3和–[OSiR2]mOSiR3中选择；每个R5从R、–OSi（R6）3和–[OSiR2]mOSiR3中选择；每个R6从R和–[OSiR2]mOSiR3中选择；每个R是独立选择的烃基；且0≤m≤100；但至少一个R4、R5和R6为–[OSiR2]mOSiR3。还提供了通过该方法制备的化合物，包括化合物和第二化合物的反应产物的共聚物，形成共聚物的方法，以及包含共聚物的组合物。
• ISOCYANATE TRIMERISATION CATALYST SYSTEM, A PRECURSOR FORMULATION, A PROCESS FOR TRIMERISING ISOCYANATES, RIGID POLYISOCYANURATE/POLYURETHANE FOAMS MADE THEREFROM, AND A PROCESS FOR MAKING SUCH FOAMS
  申请人：Athey Phillip

  公开号：US20110201709A1

  公开（公告）日：2011-08-18

  The instant invention provides an isocyanate trimerisation catalyst system, a precursor formulation, a process for trimerising isocyanates, rigid foams made therefrom, and a process for making such foams. The trimerisation catalyst system comprises: (a) an imidazolium or imidazolinium cation; and (b) an isocyanate-trimer inducing anion; wherein said trimerisation catalyst system has a trimerisation activation temperature in the range of equal to or less than 73° C. The precursor formulation comprises: (1) at least 25 percent by weight of polyol, based on the weight of the precursor formulation; (2) less than 15 percent by weight of a trimerisation catalyst system, based on the weight of the precursor formulation, comprising; (a) an imidazolium or imidazolinium cation; and (c) an isocyanate-trimer inducing anion; wherein said trimerisation catalyst system has a trimerisation activation temperature in the range of equal to or less than 73° C.; and (3) optionally one or more surfactants, one or more flame retardants, water, one or more antioxidants, one or more auxiliary blowing agents, one or more urethane catalysts, one or more auxiliary trimerisation catalysts, or combinations thereof. The process for trimerisation of isocyanates comprises the steps of: (1) providing one or more monomers selected from the group consisting of an isocyanate, a diisocyanate, a triisocyanatetriisocyanate, oligomeric isocyanate, a salt of any thereof, and a mixture of any thereof; (2) providing a trimerisation catalyst system comprising; (a) an imidazolium or imidazolinium cation; and (b) an isocyanate-trimer inducing anion; (c) wherein said trimerisation catalyst system has a trimerisation activation temperature in the range of equal to or less than 73° C.; (3) trimerising said one or more monomers in the presence of said trimerisation catalyst; (4) thereby forming an isocyanurate trimer. The process for making the PIR foam comprises the steps of: (1) providing one or more monomers selected from the group consisting of an isocyanate, a diisocyanate, a triisocyanatetriisocyanate, oligomeric isocyanate, a salt of any thereof, and a mixture any thereof; (2) providing polyol; (3) providing a trimerisation catalyst system comprising; (a) an imidazolium or imidazolinium cation; and (b) an isocyanate-timer inducing anion; wherein said trimerisation catalyst system has a trimerisation activation temperature in the range of equal to or less than 73° C.; and (4) optionally providing one or more surfactants, one or more flame retardants, water, one or more antioxidants, one or more auxiliary blowing agents, one or more urethane catalysts, one or more auxiliary trimerisation catalysts, or combinations thereof; (5) contacting said one or more monomers, and said polyol, and optionally said one or more surfactants, and optionally said one or more flame retardants, and optionally said water, and optionally said one or more antioxidants, and optionally said one or more auxiliary blowing agents in the presence of said trimerisation catalyst system and optionally said one or more urethane catalysts, and optionally said one or more auxiliary trimerisation catalysts; (6) thereby forming said polyisocyanurate/polyurethane rigid foam. The PIR foam comprises the reaction product of one or more monomers selected from the group consisting of an isocyanate, a diisocyanate, a triisocyanatetriisocyanate, oligomeric isocyanate, a salt of any thereof, and a mixture any thereof with polyol in the presence of a trimerisation catalyst system comprising an imidazolium or imidazolinium cation, and an isocyanate-trimer inducing anion, and optionally one or more surfactants, optionally one or more flame retardants, optionally water, optionally one or more antioxidants, optionally one or more auxiliary blowing agents, optionally one or more additional urethane catalysts, and optionally one or more auxiliary trimerisation catalysts, or optionally combinations thereof, wherein the trimerisation catalyst system has a trimerisation activation temperature in the range of equal to or less than 73° C. The PIR foam comprises the reaction product of one or more monomers selected from the group consisting of an isocyanate, a diisocyanate, a triisocyanatetriisocyanate, oligomeric isocyanate, a salt of any thereof, and a mixture any thereof with polyol in the presence of a trimerisation catalyst system comprising an imidazolium or imidazolinium cation, and an isocyanate-trimer inducing anion, and optionally one or more surfactants, optionally one or more flame retardants, optionally water, optionally one or more antioxidants, optionally one or more auxiliary blowing agents, optionally one or more additional polyurethane catalysts, and optionally one or more auxiliary trimerisation catalysts, or optionally combinations thereof, wherein the PIR foam has a polyisocyanurate trimer ratio (Abs 1410 /Abs 1595 ) of at least 5 at a depth of 12 mm from the rising surface of the rigid foam, measured via ATR-FTIR spectroscopy.

  该发明提供了一种异氰酸酯三聚催化剂系统、前体配方、异氰酸酯三聚化过程、由此制成的硬质泡沫以及制备此类泡沫的方法。该三聚化催化剂系统包括：(a)咪唑或咪唑啉阳离子；以及(b)异氰酸酯三聚诱导阴离子；其中所述的三聚化催化剂系统具有等于或小于73℃的三聚化活化温度。前体配方包括：(1)聚醚醇，其重量占前体配方重量的至少25%；(2)三聚化催化剂系统，其重量占前体配方重量的15%以下，包括：(a)咪唑或咪唑啉阳离子；(b)异氰酸酯三聚诱导阴离子；其中所述的三聚化催化剂系统具有等于或小于73℃的三聚化活化温度；以及(3)可选的一个或多个表面活性剂、一个或多个阻燃剂、水、一个或多个抗氧化剂、一个或多个辅助发泡剂、一个或多个脲催化剂、一个或多个辅助三聚化催化剂或其组合。异氰酸酯三聚化过程包括以下步骤：(1)提供一种或多种单体，所述单体选自群组中的异氰酸酯、二异氰酸酯、三异氰酸酯三异氰酸酯、寡聚异氰酸酯、任何其中的盐以及任何其中的混合物；(2)提供三聚化催化剂系统，包括：(a)咪唑或咪唑啉阳离子；以及(b)异氰酸酯三聚诱导阴离子；其中所述的三聚化催化剂系统具有等于或小于73℃的三聚化活化温度；(3)在所述三聚化催化剂的存在下，三聚化所述的一种或多种单体；(4)从而形成异氰酸酯三聚体。制备PIR泡沫的方法包括以下步骤：(1)提供一种或多种单体，所述单体选自群组中的异氰酸酯、二异氰酸酯、三异氰酸酯三异氰酸酯、寡聚异氰酸酯、任何其中的盐以及任何其中的混合物；(2)提供聚醚醇；(3)提供三聚化催化剂系统，包括：(a)咪唑或咪唑啉阳离子；以及(b)异氰酸酯三聚诱导阴离子；其中所述的三聚化催化剂系统具有等于或小于73℃的三聚化活化温度；以及(4)可选地提供一个或多个表面活性剂、一个或多个阻燃剂、水、一个或多个抗氧化剂、一个或多个辅助发泡剂、一个或多个脲催化剂、一个或多个辅助三聚化催化剂或其组合；(5)在所述三聚化催化剂系统和可选的一个或多个脲催化剂以及可选的一个或多个辅助三聚化催化剂的存在下，将所述的一种或多种单体、所述的聚醚醇、可选的一个或多个表面活性剂、可选的一个或多个阻燃剂、可选的水、可选的一个或多个抗氧化剂以及可选的一个或多个辅助发泡剂接触；(6)从而形成所述的聚异氰酸酯/聚氨酯硬质泡沫。PIR泡沫是由异氰酸酯、二异氰酸酯、三异氰酸酯三异氰酸酯、寡聚异氰酸酯、任何其中的盐以及任何其中的混合物和聚醚醇在咪唑或咪唑啉阳离子和异氰酸酯三聚诱导阴离子以及可选的一个或多个表面活性剂、可选的一个或多个阻燃剂、可选的水、可选的一个或多个抗氧化剂、可选的一个或多个辅助发泡剂、可选的一个或多个额外脲催化剂以及可选的一个或多个辅助三聚化催化剂或其组合的存在下的反应产物，其中所述的三聚化催化剂系统具有等于或小于73℃的三聚化活化温度。PIR泡沫在距硬质泡沫上升表面12mm处通过ATR-FTIR光谱测量具有聚异氰酸酯三聚体比值(Abs1410/Abs1595)至少为5。
• [EN] BRANCHED ORGANOSILICON COMPOUND, METHOD OF PREPARING SAME, AND COPOLYMER FORMED THEREWITH<br/>[FR] COMPOSÉ D'ORGANOSILICIUM RAMIFIÉ, SON PROCÉDÉ DE PRÉPARATION ET COPOLYMÈRE FORMÉ AVEC CELUI-CI
  申请人：DOW SILICONES CORP

  公开号：WO2020142370A1

  公开（公告）日：2020-07-09

  A branched organosilicon compound ("compound") having the general formula (R1)3Si- X-Y is provided. In the formula: each R1 is selected from R and -OSi(R4)3, with the proviso that at least one R1 is -OSi(R4)3; each R is independently a substituted or unsubstituted hydrocarbyl group; each R4 is selected from R, -OSi(R5)3, and -[OSiR2]mOSiR3; each R5 is selected from R, -OSi(R6)3, and -[OSiR2]mOSiR3; each R6 is selected from R and -[OSiR2]mOSiR3; with the proviso that at least one of R4, R5 and R6 is -[OSiR2]mOSiR3; 0

  提供具有一般式（R1）3Si-X-Y的分支有机硅化合物（“化合物”）。在该式中：每个R1从R和-OSi（R4）3中选择，但至少有一个R1为-OSi（R4）3；每个R都是独立的取代或未取代的烃基团；每个R4从R、-OSi（R5）3和-[OSiR2]mOSiR3中选择；每个R5从R、-OSi（R6）3和-[OSiR2]mOSiR3中选择；每个R6从R和-[OSiR2]mOSiR3中选择；但至少有一个R4、R5和R6为-[OSiR2]mOSiR3；0
• Suppository and composition comprising at least one polyethylene glycol
  申请人：Anestic ApS

  公开号：US20020048601A1

  公开（公告）日：2002-04-25

  There is provided a suppository comprising at least one biocompatible polymer, wherein the biocompatible polymer is essentially non-biodegradable, and wherein the suppository essentially does not swell when contacted with an aqueous fluid. The suppository may further comprise a plurality of open cells at least partly separated from one another by an interpenetrating matrix comprising at least one biocompatible polymer in branched or crosslinked form. The plurality of interlinked, open cells are capable of containing an aqueous fluid, and the permeability of the suppository ensures that entry of body fluids into the open cells under practical circumstances occurs essentially without dehydration of mucousal membrane tissue contacting the suppository. The suppository furthermore preferably comprises a controlled release formulation.

  提供了一种含有至少一种生物相容性聚合物的栓剂，其中该生物相容性聚合物基本上不可生物降解，且当与水性液体接触时，该栓剂基本上不膨胀。该栓剂还可以进一步包括多个开放单元，这些单元至少部分地由相互穿插的基质分隔开，该基质包含至少一种分支或交联形式的生物相容性聚合物。这些互相连接的开放单元能够包含水性液体，而栓剂的渗透性确保体液进入开放单元时，在实际情况下基本上不会导致接触栓剂的粘膜组织脱水。此外，该栓剂最好包含控制释放配方。
• IONIC POLYMERS, METHOD OF MANUFACTURE, AND USES THEREOF
  申请人：Yontz Dorie J.

  公开号：US20120118832A1

  公开（公告）日：2012-05-17

  An ionic polymer of formula VI wherein each b=0 or 1; X is hydrogen, 1/z of a metal ion of charge z, a protonated nitrogen base, or a tetrasubstituted organic ammonium compound; the molar ratio of q:r:s:t=(100-0.1):(0-99.9):(0-50):(0-30); R 1 , R 2 and R 3 are hydrogen or C 1-4 alkyl; R 4 , R 5 , R 6 and R 7 are hydrogen, C 1-4 alkyl or F, wherein F is a functional group that imparts a property to polymer VI, at least one and no more than two of R 4 , R 5 , R 6 and R 7 are F and F is the same or different; G is a single bond or a C 1-30 hydrocarbyl group; and for each instance of t when t is not zero, c=0-5 and d=0-5, provided that c+d=1-5, and wherein q, r and s as present in c are independent of any other value of q, r and s.

  化学式为VI的离子聚合物，其中每个b=0或1；X是氢、带电荷z的金属离子的1/z、质子化的氮碱基或四取代有机铵化合物；q:r:s:t的摩尔比为(100-0.1)∶(0-99.9)∶(0-50)∶(0-30)；R1、R2和R3为氢或C1-4烷基；R4、R5、R6和R7为氢、C1-4烷基或F，其中F是赋予聚合物VI某种性质的官能团，R4、R5、R6和R7中至少有一个且不超过两个为F，F相同或不同；G为单键或C1-30烃基基团；对于每个t的实例，当t不为零时，c=0-5且d=0-5，前提是c+d=1-5，且在c中出现的q、r和s与任何其他q、r和s的值是独立的。