tetramethylphenylene-1,4-diisocyanate | 719-61-9

• 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: tetramethylphenylene-1,4-diisocyanate
• 英文别名: tetramethyl-p-phenylene diisocyanate；Tetramethyl-p-phenylendiisocyanat；2,3,5,6-tetramethyl-1,4-diisocyanatobenzene；durene diisocyanate；1.2.4.5-Tetramethylbenzen-3.6-diisocyanat；Benzene, 1,4-diisocyanato-2,3,5,6-tetramethyl-；1,4-diisocyanato-2,3,5,6-tetramethylbenzene
• CAS: 719-61-9
• 化学式: C₁₂H₁₂N₂O₂
• 分子量: 216.239
• InChiKey: LGLNTUFPPXPHKF-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  5
• 重原子数：
  16
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  58.9
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  光气 、 四甲基对苯二胺 以 various solvent(s) 为溶剂， 反应 0.5h， 以75%的产率得到tetramethylphenylene-1,4-diisocyanate
  参考文献：
  名称：

  将金属中心与二亚氨基配体相连：有机金属二钨配合物[{WCl 2（Ph 2 PMe）2（CO）} 2（N–X–N）]的合成，电子和分子结构以及电化学（X =π共轭有机）

  摘要：

  通过将二异氰酸酯氧化加成到两当量的[WCl 2（Ph ）中，制备了钨（IV）二亚胺基桥接的络合物[{WCl 2（Ph 2 PMe）2（CO）} 2（µ-N–X–N）。2 PMe）4 ]。对位取代的单亚氨基配合物[WCl 2（Ph 2 PMe）2（CO）（NC 6 H 4 X- p）]（X = I，Br或C也已经制备了CPh），但是尝试将X = I络合物偶联为通往二亚氨基桥连络合物的途径失败。所有络合物均为空气稳定的结晶固体和五个二亚氨基（N–X–N =  p -NC 6 H 4 N，p -N- o -MeC 6 H 3 N，p -N（o -MeOC 6 H 3 C 6 H 3 OMe- o）N，1,5-NC 10 H 6 N或m -NC 6 H 4N）和一种单亚胺基络合物（X = I）在晶体学上已得到表征。全部显示出相同的总体结构特征，即膦和顺式氯化物的反式排列。中心芳基环通常大致位于Cl

  DOI：

  10.1039/a904001c

文献信息

• [EN] 2-OXO-1,3-DIOXOLANE-4-CARBOXAMIDES, THEIR PREPARATION AND USE<br/>[FR] 2-OXO-1,3-DIOXOLANE-4-CARBOXAMIDES, LEUR PRÉPARATION ET LEUR UTILISATION
  申请人：CONSTR RES & TECH GMBH

  公开号：WO2013092011A1

  公开（公告）日：2013-06-27

  The present invention relates to 2-oxo-1,3-dioxolane-4-carboxamides of formula (I), in which F½ can be, inter alia, an n-valent radical (n > 1), which is substituted with n-1 further 2-oxo-1,3-dioxolane-4-carboxamide groups of general formula (II), to processes for the preparation of these 2-oxo-1,3-dioxolane-4-carboxamides, to processes for the preparation of the 2-oxo-l,3-diox-olane-4-carboxylic acids of formula (III), which are suitable starting materials for the above processes, and to the use of said 2-oxo-1,3-dioxolane-4-carboxamides for the preparation of (poly)hydroxyurethanes, -hydroxycarbonates and -hydroxysulfanylformates, and also as end groups for the blocking of amines.

  本发明涉及式(I)的2-氧代-1,3-二氧杂环戊二酰胺，其中F½可以是n价基团（n > 1），该基团被n-1个进一步的通式(II)的2-氧代-1,3-二氧杂环戊二酰胺基团所取代，以及用于制备这些2-氧代-1,3-二氧杂环戊二酰胺的方法，用于制备通式(III)的2-氧代-1,3-二氧-杂环戊二酸的方法，该酸是上述方法的适用起始物质，并且用于制备（聚）羟基脲、-羟基碳酸酯和-羟基硫酰甲酸酯的所述2-氧代-1,3-二氧杂环戊二酰胺的用途，以及作为胺的阻滞末端基团。
• [EN] 2-OXO-1,3-DIOXOLANE-4-CARBOXAMIDE BUILDING BLOCKS, THEIR PREPARATION AND USE<br/>[FR] ÉLÉMENTS CONSTITUTIFS DE TYPE 2-OXO-1,3-DIOXOLANE-4-CARBOXAMIDE, LEUR PRÉPARATION ET UTILISATION
  申请人：CONSTR RES & TECH GMBH

  公开号：WO2014118268A1

  公开（公告）日：2014-08-07

  The present invention suggests a 2-oxo-1,3-dioxolane-4-carboxamide of formula (I), wherein R is an n-valent radical, n is an integer from 2 to 4, preferably from 2 to 3, and x is an integer from 1 to n-1. The invention furthermore suggests a process for the preparation of the 2-oxo-1,3-dioxolane-4-carboxamide of formula (I) from 2-oxo-1,3- dioxolane-4-carboxylic acid of formula (II), with a polyisocyanate of the formula R(NCO)n, where R and n have the meanings given, the use of the 2-oxo-1,3-dioxolane-4-carboxamide of formula (I) for the preparation of a 2-oxo-1,3-dioxolane-4-carboxamide-substituted prepolymer, and the 2-oxo-1,3-dioxolane-4-carboxamide-substituted prepolymer thus obtainable.

  本发明提出了一种式(I)的2-氧代-1,3-二氧杂环戊酰胺，其中R是一个n价基团，n是一个整数，范围从2到4，最好从2到3，x是一个整数，范围从1到n-1。此外，本发明提出了一种从式(II)的2-氧代-1,3-二氧杂环戊酸通过式R(NCO)n的多异氰酸酯的制备方法，其中R和n具有给定的含义，以及使用式(I)的2-氧代-1,3-二氧杂环戊酰胺制备2-氧代-1,3-二氧杂环戊酰胺取代预聚合物，以及由此获得的2-氧代-1,3-二氧杂环戊酰胺取代预聚合物。
• 2-oxo-1,3-dioxolane-4-carboxamide building blocks, their preparation and use
  申请人：Construction Research & Technology GmbH

  公开号：EP2762471A1

  公开（公告）日：2014-08-06

  The present invention suggests a 2-oxo-1,3-dioxolane-4-carboxamide of formula (I), wherein R is an n-valent radical, n is an integer from 2 to 10 and x is an integer from 1 to n-1. The invention furthermore suggests a process for the preparation of the 2-oxo-1,3-dioxolane-4-carboxamide of formula (I) from 2-oxo-1,3-dioxolane-4-carboxylic acid of formula (II) with a polyisocyanate of the formula R(NCO)n, where R and n have the meanings given, and the use of the 2-oxo-1,3-dioxolane-4-carboxamide of formula (I) for the preparation of a 2-oxo-1,3-dioxolane-4-carboxamide-substituted prepolymer.

  本发明提出了一种式(I)的2-氧代-1,3-二氧杂环戊烷-4-羧酰胺， 其中R是一个n价基团，n是从2到10的整数，x是从1到n-1的整数。该发明进一步提出了一种从式(II)的2-氧代-1,3-二氧杂环戊烷-4-羧酸制备式(I)的2-氧代-1,3-二氧杂环戊烷-4-羧酰胺的方法 与式R(NCO)n的多异氰酸酯反应，其中R和n具有所述的含义，并且使用式(I)的2-氧代-1,3-二氧杂环戊烷-4-羧酰胺制备2-氧代-1,3-二氧杂环戊烷-4-羧酰胺取代预聚合物。
• HYDROXYMETHYL-CARBOXAMIDO-SUBSTITUTED SILANE AND ITS USE FOR CURABLE, SILANE-TERMINATED POLYMERS
  申请人：SIKA TECHNOLOGY AG

  公开号：US20160159833A1

  公开（公告）日：2016-06-09

  Specific hydroxysilanes of formula (I), a method for the production thereof, the use thereof as a constituent of moisture-curing compositions, and silane-functional compounds produced therefrom, in particular silane-functional polymers and isocyanatosilanes. The hydrosilanes can be produced in a simple process with a high degree of purity and are storage-stable after production. Production from the reaction of lactides with aminosilanes is particularly advantageous. Hydroxysilane of formula (I), where n is 1 or 2.

  公式（I）的特定羟基硅烷，其生产方法，其用作湿固化组合物成分的用途，以及由此产生的硅烷官能化化合物，特别是硅烷官能化聚合物和异氰酸硅烷。这些氢硅烷可以通过简单的过程以高纯度生产，并且在生产后具有储存稳定性。从乳酸酯与氨基硅烷的反应中生产是特别有利的。公式（I）的羟基硅烷，其中n为1或2。
• HYDROXYSILANE AND POLYMER CONTAINING SILANE GROUPS
  申请人：SIKA TECHNOLOGY AG

  公开号：US20160102110A1

  公开（公告）日：2016-04-14

  Special hydroxysilanes, which can be obtained by reacting β-(3,4-epoxycyclohexyl)alkyltrialkoxysilanes with secondary amines, and adducts of the hydroxysilanes in the form of polymers containing silane groups. The hydroxysilanes can be produced having high purity in a simple process and are very stable in storage after production. The polymers containing silane groups that can be obtained by means of the hydroxysilanes have advantageous properties. The polymers enable moisture-curing compositions, which contain no isocyanate groups and which are suitable as elastic adhesives and sealants.

  特殊的羟基硅烷可以通过将β-(3,4-环氧环己基)烷基三烷氧基硅烷与二级胺发生反应获得，并以含硅基团的聚合物形式存在。这些羟基硅烷可以通过简单的工艺制备高纯度，并在生产后储存时非常稳定。通过这些羟基硅烷可以获得具有优越性能的含硅基团的聚合物。这些聚合物使得含有羟基硅烷的水固化组合物成为可能，这些组合物不含异氰酸酯基团，适用于弹性胶粘剂和密封剂。