1,2,3,5-四溴-4,6-二(溴甲基)苯 | 56879-04-0

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 1,2,3,5-四溴-4,6-二(溴甲基)苯
• 英文名称: 1,3-bis(bromomethyl)-2,4,5,6-tetrabromobenzene
• 英文别名: 1,3-bis-(bromomethyl)-2,4,5,6-tetrabromobenzene；meta-tetrabromoxylene dibromide；1,2,3,5-Tetrabromo-4,6-bis(bromomethyl)benzene
• CAS: 56879-04-0
• 化学式: C₈H₄Br₆
• 分子量: 579.544
• InChiKey: ZSCKEPGAVWMMCV-UHFFFAOYSA-N

物化性质

• 沸点：
  485.1±40.0 °C(Predicted)
• 密度：
  2.718±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  5.8
• 重原子数：
  14
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  0

反应信息

• 作为反应物：
  描述：

  三丁基,三丁酯 、 溴系阻燃剂 、 1,2,3,5-四溴-4,6-二(溴甲基)苯 生成 α,α'-bis-(dibutoxyphosphinyl)tetrabromo p-xylene 、 α,α'-bis-(dibutoxyphosphinyl)tetrabromo m-xylene
  参考文献：
  名称：

  [EN] A PROCESS FOR THE PREPARATION OF HALOGENATED ARYL PHOSPHONATES
  [FR] PROCÉDÉ DE PRÉPARATION D'ARYLPHOSPHONATES HALOGÉNÉS

  摘要：

  一种制备卤代芳基膦酸酯的方法，其化学式为（I）： 其中，每个Hal独立表示卤素；k为1或2；n为1至5之间的整数，包括1和5；m为1至3之间的整数，包括1和3；R是一种直链或支链的C1-C5烷基，可以选择性地被一个或多个卤素原子取代。该方法包括加热反应下述化合物： 其中，X是一个离开基团，与化学式（RO）3P的三烷基膦酸酯反应，产生化学式（I）的产物，并将其保持为液态形式，作为本地反应液体介质，用于悬浮或溶解反应物。反应混合物的温度在反应时间的至少一部分期间不低于化合物（I）的熔点温度，并回收化学式（I）的产物以液态形式。

  公开号：

  WO2010046898A1

文献信息

• Linear or unsaturated polyesters prepared from bis-carbalkoxy compounds
  申请人：Dynamit Nobel Aktiengesellschaft

  公开号：US04152511A1

  公开（公告）日：1979-05-01

  The invention relates to halogenous polyesters with the recurrent general formula ##STR1## in which at least part of the R's, e.g. 1 to 100 mole-%, preferably 100 mole-%, or 2 to 10 mole-%, are of the general formulas ##STR2## and 0 to 99 mole-%, preferably 0 or 90 to 98 mole-%, of the R's correspond to a phenylene radical and/or a naphthylene radical and/or an alkylene radical of 3 to 10 carbon atoms and/or a cycloalkylene radical, and the R's represent an organic moiety which is contained in bivalent saturated alcohols and corresponds to a branched or unbranched saturated alkylene radical of 2 to 10 carbon atoms and/or to a cycloalkylene radical and/or which is derived from an alkyleneterephthalate containing hydroxyl groups, preferably an oligomeric ethyleneterephthalate and/or an oligomeric propyleneterephthalate and/or an oligomeric butyleneterephthalate, wherein Z represents the groups ##STR3## and X represents hydrogen, bromine or chlorine, wherein at least some of the X's are bromine or chlorine, and in which polyesters, in some cases, a portion of the R's are residues of unsaturated dicarboxylic acid derivatives which, together with ethylenically unsaturated comonomers, preferably styrene, are capable of forming peroxide-curable unsaturated polyester resin (UP resin) solutions, and their preparation as well as their use as fire-retardant molding compositions or articles, and also dicarboxylic acid esters some of which can be used in the preparation of the polyesters as well as the preparation of these dicarboxylic acid esters. Preferably the xylene nucleus in (2) is substituted by Br.sub.4.0 to 2.8 and Cl.sub.0 to 1.2.

  本发明涉及具有重复通式##STR1##的卤代聚酯，其中至少部分的R，例如1至100摩尔％，优选100摩尔％或2至10摩尔％，具有以下通式##STR2##和0至99摩尔％，优选0或90至98摩尔％的R对应于苯基基团和/或萘基基团和/或3至10个碳原子的烷基基团和/或环烷基团，其中R表示有机基团，该有机基团包含双价饱和醇中的分支或非分支饱和烷基基团，碳原子数为2至10，和/或环烷基团和/或源自含有羟基的烯二甲酸酯，优选为寡聚乙二酸酯和/或寡聚丙二酸酯和/或寡聚丁二酸酯，其中Z表示以下基团##STR3##，X表示氢、溴或氯，其中至少一部分的X为溴或氯，其中在某些情况下，聚酯中的一部分R是不饱和二羧酸衍生物的残基，该衍生物与乙烯基不饱和共聚物，优选为苯乙烯，能够形成过氧化物可固化的不饱和聚酯树脂（UP树脂）溶液，以及它们的制备以及作为阻燃成型组合物或制品的用途，以及某些可用于聚酯制备以及这些二羧酸酯制备的二羧酸酯。优选的是（2）中的二甲苯核被Br.sub.4.0至2.8和Cl.sub.0至1.2取代。
• Bis-carbalkoxy compounds and their preparation
  申请人：Dynamit Nobel Aktiengesellschaft

  公开号：US04288607A1

  公开（公告）日：1981-09-08

  The invention relates to halogenous polyesters with the recurrent general formula ##STR1## in which at least part of the R's, e.g. 1 to 100 mole-%, preferably 100 mole-%, or 2 to 10 mole-%, are of the general formulas ##STR2## and 0 to 99 mole-%, preferably 0 or 90 to 98 mole-%, of the R's correspond to a phenylene radical and/or a naphthylene radical and/or an alkylene radical of 3 to 10 carbon atoms and/or a cycloalkylene radical, and the R's represent an organic moiety which is contained in bivalent saturated alcohols and corresponds to a branched or unbranched saturated alkylene radical of 2 to 10 carbon atoms and/or to a cycloalkylene radical and/or which is derived from an alkyleneterephthalate containing hydroxyl groups, preferably an oligomeric ethyleneterephthalate and/or an oligomeric propyleneterephthalate and/or an oligomeric butyleneterephthalate, wherein Z represents the groups ##STR3## and X represents hydrogen, bromine or chlorine, wherein at least some of the X's are bromine or chlorine, and in which polyesters, in some cases, a portion of the R's are residues of unsaturated dicarboxylic acid derivatives which, together with ethylenically unsaturated comonomers, preferably styrene, are capable of forming peroxide-curable unsaturated polyester resin (UP resin) solutions, and their preparation as well as their use as fire-retardant molding compositions or articles, and also dicarboxylic acid esters some of which can be used in the preparation of the polyesters as well as the preparation of these dicarboxylic acid esters. Preferably the xylene nucleus in (2) is substituted by Br.sub.4.0 to 2.8 and Cl.sub.0 to 1.2.

  本发明涉及具有经常性一般式##STR1##的卤代聚酯，其中至少部分的R，例如1到100摩尔％，优选100摩尔％，或2到10摩尔％，具有以下一般式##STR2##和0到99摩尔％，优选0或90到98摩尔％，的R对应于苯基基团和/或萘基基团和/或3到10个碳原子的烷基基团和/或环烷基团，其中R表示存在于二价饱和醇中的有机基团，对应于2到10个碳原子的支链或直链饱和烷基基团和/或环烷基团和/或源自含有羟基的烷基对苯二甲酸酯，优选为寡聚乙烯对苯二甲酸酯和/或寡聚丙烯对苯二甲酸酯和/或寡聚丁烯对苯二甲酸酯，其中Z表示以下基团##STR3##，X表示氢、溴或氯，其中至少一些X为溴或氯，而在某些情况下，聚酯中的一部分R是不饱和二羧酸衍生物的残基，这些衍生物与乙烯基不饱和共聚物（优选为苯乙烯）一起能够形成过氧化物可固化的不饱和聚酯树脂（UP树脂）溶液，以及它们的制备以及它们作为阻燃成型组合物或制品的用途，还有一些二羧酸酯，其中一些可以用于聚酯的制备以及这些二羧酸酯的制备。优选的是（2）中的二甲苯核被Br.sub.4.0到2.8和Cl.sub.0到1.2取代。
• Preparation of bromine-containing polymers useful as flame retardants
  申请人：Bromine Compounds Ltd.

  公开号：US10336858B2

  公开（公告）日：2019-07-02

  The invention relates to a process for preparing bromine-containing polymer, comprising a Friedel-Crafts alkylation reaction of tetrabromoxylylene dihalide, or tetrabromoxylylene dihalide in combination with pentabromobenzyl halide, with a reactant having one or more six-membered aromatic rings, wherein the reaction takes place in a solvent in the presence of a Friedel-Crafts catalyst, and isolating from the reaction mixture the bromine-containing polymer. The so-formed polymers and their use as flame retardants form additional aspects of the invention.

  本发明涉及一种制备含溴聚合物的工艺，包括四溴氧二甲苯二卤化物或四溴氧二甲苯二卤化物与五溴苄基卤化物的弗里德尔-卡夫斯烷基化反应，反应物具有一个或多个六元芳香环，反应在弗里德尔-卡夫斯催化剂存在下于溶剂中进行，并从反应混合物中分离出含溴聚合物。由此形成的聚合物及其作为阻燃剂的用途构成了本发明的其他方面。
• Bromine-containing polymers useful as flame retardants
  申请人：Bromine Compounds Ltd.

  公开号：US10472462B2

  公开（公告）日：2019-11-12

  The invention relates to a process for preparing bromine-containing polymer, comprising a Friedel-Crafts alkylation reaction of tetrabromoxylylene dihalide, or tetrabromoxylylene dihalide in combination with pentabromobenzyl halide, with a reactant having one or more six-membered aromatic rings, wherein the reaction takes place in a solvent in the presence of a Friedel-Crafts catalyst, and isolating from the reaction mixture the bromine-containing polymer. The so-formed polymers and their use as flame retardants form additional aspects of the invention.

  本发明涉及一种制备含溴聚合物的工艺，包括四溴氧二甲苯二卤化物或四溴氧二甲苯二卤化物与五溴苄基卤化物的弗里德尔-卡夫斯烷基化反应，反应物具有一个或多个六元芳香环，反应在弗里德尔-卡夫斯催化剂存在下于溶剂中进行，并从反应混合物中分离出含溴聚合物。由此形成的聚合物及其作为阻燃剂的用途构成了本发明的其他方面。
• PREPARATION OF BROMINE-CONTAINING POLYMERS USEFUL AS FLAME RETARDANTS
  申请人：Bromine Compounds Ltd.

  公开号：EP3166989B1

  公开（公告）日：2020-03-25