cyclopentanetetracarboxylic acid | 51365-15-2

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: cyclopentanetetracarboxylic acid
• 英文别名: 1,1,2,2-cyclopentanetetracarboxylic acid；cyclopentane-1,1,2,2-tetracarboxylic acid；Cyclopentan-1,1,2,2-tetracarbonsaeure
• CAS: 51365-15-2
• 化学式: C₉H₁₀O₈
• 分子量: 246.174
• InChiKey: STZIXLPVKZUAMV-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -0.5
• 重原子数：
  17
• 可旋转键数：
  4
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.56
• 拓扑面积：
  149
• 氢给体数：
  4
• 氢受体数：
  8

反应信息

• 作为反应物：
  描述：

  cyclopentanetetracarboxylic acid 生成 反式-1,2-环戊烷二甲酸
  参考文献：
  名称：

  Perkin, Chemische Berichte, 1885, vol. 18, p. 3250

  摘要：

  DOI：
• 作为产物：
  描述：

  1,1,2,2-Cyclopentantetracarbonsaeure-tetraethylester 在 potassium carbonate 作用下， 生成 cyclopentanetetracarboxylic acid
  参考文献：
  名称：

  Perkin, Chemische Berichte, 1885, vol. 18, p. 3250

  摘要：

  DOI：

文献信息

• Diamine Compound Having Phosphorylcholine Group, Polymer Thereof, and Process for Producing the Polymer
  申请人：Nagase Yu

  公开号：US20100036081A1

  公开（公告）日：2010-02-11

  Highly polymerizable diamine compounds having a phosphorylcholine group are disclosed. High-molecular weight polymers are obtained from the highly polymerizable diamine compound having a phosphorylcholine group as a monomer, and the polymers have improved mechanical strength, water resistance and heat resistance while maintaining excellent biocompatibility and processability of MPC polymers. Processes for producing the polymers are disclosed. The diamine compounds having a phosphorylcholine group are represented by Formula (I). The polymers contain at least 1 mol % of a specific structural unit with a phosphorylcholine group represented by Formula (II) and have a number average molecular weight of not less than 5,000. In the processes, the diamine compound is used as a monomer.

  具有磷酰胆碱基团的高聚合性二胺化合物被披露。从具有磷酰胆碱基团的高聚合性二胺化合物作为单体得到高分子量聚合物，这些聚合物具有改善的机械强度、耐水性和耐热性，同时保持MPC聚合物的优异生物相容性和加工性。披露了生产这些聚合物的方法。具有磷酰胆碱基团的二胺化合物由式(I)表示。这些聚合物含有至少1摩尔％的由式(II)表示的具有磷酰胆碱基团的特定结构单元，并且具有不低于5,000的数均分子量。在这些方法中，二胺化合物被用作单体。
• COMPOSITION THAT CAN BE CURED BY POLYMERISATION FOR THE PRODUCTION OF BIODEGRADABLE, BIOCOMPATIBLE, CROSS-LINKABLE POLYMERS ON THE BASIS OF POLYVINYL ALCOHOL
  申请人：Liska Robert

  公开号：US20100303804A1

  公开（公告）日：2010-12-02

  The present invention relates to a polymerization-curable composition for the preparation of biodegradable, biocompatible, cross-linked polymers on the basis of polyvinyl alcohol comprising: 5 to 100% by weight of (a) vinyl ester monomer(s) of one of the general formulas (I) to (III): wherein X is oxygen, sulfur, nitrogen, or phosphorus; n is 1 to 1000, at least 20% of the n being ≧2; the R 1 are selected from hydrogen; straight, branched or cyclic, saturated or unsaturated, n-valent hydrocarbon groups having 1 to 30 carbon atoms, which optionally have heteroatoms and are optionally substituted with one or more substituents selected from —OH, —COON, —CN, —CHO, and ═O, and n-valent radicals of biodegradable, biocompatible oligomers and polymers; m is an integer from 1 to 5; the R 2 are selected from hydrogen, —OH, ═O, and the options listed for R 1 ; and the R 3 are selected from hydrogen, —OH, and the options listed for R 1 ; 0 to 50% by weight of ethylenically unsaturated co-monomers; 0 to 10% by weight of (a) polymerization initiator(s); and 0 to 95% by weight of solvent(s).

  本发明涉及一种用于制备基于聚乙烯醇的可生物降解、生物相容、交联聚合物的聚合固化组合物，包括：按重量计5至100%的(a)乙烯酸酯单体，其具有下列通式(I)至(III)之一： 其中X为氧、硫、氮或磷；n为1至1000，n的至少20%为≧2；R 1 选自氢；直链、支链或环状、饱和或不饱和、含有1至30个碳原子的n价碳氢基团，该基团可选地具有杂原子，并可选地被选自—OH、—COON、—CN、—CHO和═O的一个或多个取代基以及生物降解、生物相容寡聚物和聚合物的n价基团取代；m为1至5的整数；R 2 选自氢、—OH、═O以及R 1 中列出的选项；R 3 选自氢、—OH以及R 1 中列出的选项；按重量计0至50%的乙烯基不饱和共聚单体；按重量计0至10%的(a)聚合引发剂；按重量计0至95%的溶剂。
• Aluminum Metal Organic Framework Materials
  申请人：TEXAS A&M UNIVERSITY SYSTEM

  公开号：US20150152123A1

  公开（公告）日：2015-06-04

  The invention relates to monocrystalline single crystals of metal-organic framework materials comprising at least one aluminium metal ion, processes for preparing the same, methods for employing the same, and the use thereof. The invention also relates to monocrystalline aluminium metal-organic frameworks.

  该发明涉及至少含有一种铝金属离子的金属-有机框架材料的单晶单晶体，以及其制备方法、使用方法和用途。该发明还涉及单晶铝金属-有机框架。
• Compound having silsesquioxane skeleton and its polymer
  申请人：Inagaki Jyun-ichi

  公开号：US20050009982A1

  公开（公告）日：2005-01-13

  The present invention relates to a compound represented by Formula (1) and a polymer obtained using the compound: wherein R 1 is phenyl which may have substituents, Q 1 is hydrogen, halogen, alkyl having 1 to 10 carbon atoms, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cyclohexenyl or phenyl in which optional hydrogen may be replaced by halogen or alkyl having 1 to 5 carbon atoms, and Q 2 is a group represented by Formula (2) wherein the code < represents a bonding point with silicon, l, m, n and p are independently 0, 1, 2 or 3, A 1 to A 4 are independently a single bond, 1,4-cyclohexylene, 1,4-cyclohexenylene, a condensed ring group having 6 to 10 carbon atoms which is a divalent group, or 1,4-phenylene, Z 0 to Z 3 are independently a single bond, —CH═CR—, —C≡C—, —COO—, —OCO—, or alkylene having 1 to 20 carbon atoms, and Z 4 is a single bond, —CH═CH—, —C≡C—, —COO—, —OCO—, or alkylene having 1 to 20 carbon atoms. And Y 1 in Formula (1) is the group defined in Claim 1.

  本发明涉及一种由式（1）表示的化合物和使用该化合物获得的聚合物：其中R1是苯基，可能具有取代基；Q1是氢、卤素、具有1至10个碳原子的烷基、环丙基、环丁基、环戊基、环己基、环己烯基或苯基，其中可选的氢原子可被卤素或具有1至5个碳原子的烷基取代；Q2是由式（2）表示的基团，其中代码<表示与硅的连接点，l、m、n和p独立地为0、1、2或3，A1至A4独立地为单键、1,4-环己亚基、1,4-环己烯亚基、具有6至10个碳原子的缩合环基团，为二价基团，或1,4-苯亚基，Z0至Z3独立地为单键、—CH═CR—、—C≡C—、—COO—、—OCO—或具有1至20个碳原子的烷基，Z4为单键、—CH═CH—、—C≡C—、—COO—、—OCO—或具有1至20个碳原子的烷基。式（1）中的Y1是权利要求1中定义的基团。
• COMPOSITION CONTAINING VINYL-GROUP-CONTAINING COMPOUND
  申请人：TOKYO OHKA KOGYO CO., LTD.

  公开号：US20160046552A1

  公开（公告）日：2016-02-18

  A composition containing a novel vinyl-group-containing compound. This composition contains a vinyl-group-containing compound represented by general formula (1). In the formula: W 1 and W 2 represent a group represented by general formula (2) (where a ring (Z) is an aromatic hydrocarbon ring, X is a single bond or —S—, R 1 is a single bond or a C1-4 alkylene group, R 2 is a specific substituent group such as a monovalent hydrocarbon, and m is an integer equal to 0 or higher), a group represented by general formula (4) (where the ring (Z), X, R 1 , R 2 , and m are as previously stated), a hydroxyl group, or a (meth)acryloyloxy group; rings (Y 1 , Y 2 ) are aromatic hydrocarbon rings; R represents a single bond or a specific divalent group; R 3a and R 3b represent a cyano group, a halogen atom, or a monovalent hydrocarbon group; and n1 and n2 are integers of 0-4.

  这个组合物包含一种含有新颖乙烯基团的化合物。该组合物包含一个由通式（1）表示的含有乙烯基团的化合物。在该式中：W1和W2代表由通式（2）表示的一个基团（其中环（Z）是芳香烃环，X是一个单键或—S—，R1是一个单键或C1-4烷基基团，R2是特定的取代基团，如一价碳氢化合物，m是大于或等于0的整数），一个由通式（4）表示的基团（其中环（Z）、X、R1、R2和m如前述），一个羟基，或一个（甲基）丙烯酰氧基团；环（Y1、Y2）是芳香烃环；R代表一个单键或一个特定的二价基团；R3a和R3b代表氰基、卤素原子或一价碳氢基团；n1和n2是0-4的整数。