(2,4-diisopropyl-phenyl)-isopropyl ether | 141214-17-7

• 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: (2,4-diisopropyl-phenyl)-isopropyl ether
• 英文别名: 4-Isopropyloxy-1.3-diisopropyl-benzol；(2,4-Diisopropyl-phenyl)-isopropyl-aether；2,4-Di(propan-2-yl)-1-[(propan-2-yl)oxy]benzene；2,4-di(propan-2-yl)-1-propan-2-yloxybenzene
• CAS: 141214-17-7
• 化学式: C₁₅H₂₄O
• 分子量: 220.355
• InChiKey: PGPHIRMZRQMVLR-UHFFFAOYSA-N

物化性质

• 沸点：
  248 °C
• 密度：
  0.9432 g/cm3(Temp: 25 °C)

计算性质

• 辛醇/水分配系数(LogP)：
  4.9
• 重原子数：
  16
• 可旋转键数：
  4
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.6
• 拓扑面积：
  9.2
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为产物：
  描述：

  1-异丙氧基苯 在 三氟化硼 作用下， 生成 (2,4-diisopropyl-phenyl)-isopropyl ether
  参考文献：
  名称：

  Organic Reactions with Boron Fluoride. V. The Rearrangement of Isopropylphenol, o-, m- and p-Cresyl Ethers

  摘要：

  DOI：

  10.1021/ja01335a062

文献信息

• N-Phenyloxamide derivatives
  申请人：YAMAGUCHI Youichi

  公开号：US20080249175A1

  公开（公告）日：2008-10-09

  A compound represented by the following general formula (I) or a salt thereof, or a hydrate thereof or a solvate thereof having an inhibitory action against plasminogen activator inhibitor-1 (PAI-1): wherein R 1 represents a C 6-10 aryl group; or a C 6-10 aryl group substituted with a group or groups selected from the group consisting of a halogen atom, cyano group, nitro group, a C 1-6 alkyl group, a halogenated C 1-6 alkyl group, a C 1-6 alkoxy group, a halogenated C 1-6 alkoxy group and a C 1-6 alkylsulfanyl group, R 2 represents a C 6-10 aryl group; or a C 6-10 aryl group substituted with a group or groups selected from the group consisting of a halogen atom, hydroxy group, a C 1-6 alkyl group, a halogenated C 1-6 alkyl group, a C 1-6 alkoxy group, a halogenated C 1-6 alkoxy group, a C 1-6 alkylsulfanyl group and phenyl group, X represents a single bond or oxygen atom, Z represents a phenylene group or a substituted phenylene group, m represents 0 or 1.

  由以下一般式(I)表示的化合物或其盐，或其水合物或其溶剂合物，具有对纤溶酶原激活酶抑制剂-1（PAI-1）的抑制作用：其中R1表示一个C6-10芳基团；或一个C6-10芳基团，该芳基团取代为从卤原子、氰基、硝基、C1-6烷基、卤代C1-6烷基、C1-6烷氧基、卤代C1-6烷氧基和C1-6烷基硫基等组成的组或组合物，R2表示一个C6-10芳基团；或一个C6-10芳基团，该芳基团取代为从卤原子、羟基、C1-6烷基、卤代C1-6烷基、C1-6烷氧基、卤代C1-6烷氧基、C1-6烷基硫基和苯基等组成的组或组合物，X表示一个单键或氧原子，Z表示一个苯基或取代苯基，m表示0或1。
• [EN] PROCESS FOR PREPARING EXTRA PURE 2, 6-DIISOPROPYL PHENOL<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE 2,6-DIISOPROPYLPHÉNOL EXTRA PUR
  申请人：HARMAN FINOCHEM LTD

  公开号：WO2011161687A1

  公开（公告）日：2011-12-29

  Disclosed herein is a process for the preparation of highly pure 2,6-diisopropyl phenol (Formula I), which comprises reacting p-hydroxy benzoic acid (Formula II) with an alkylating agent in presence of aq. mineral acid followed by basification and subsequent washings to yield 4-hydroxy-3,5-diisopropylbenzoic acid (Formula III) free of dimer impurity, 4, 4'-oxydibenzoic acid of Formula IV, ether impurity 3,5-di(propan-2-yl)-4- (propan-2-yloxy)benzoic acid of Formula V and the monoalkylated impurity 4-hydroxy- 3-(propan-2-yl) benzoic acid of Formula VI; and decarboxylating 4- hydroxy-3,5- diisopropylbenzoic acid (Formula III) in presence of high boiling solvent and sodium hydroxide as a catalyst at high temperature to yield 2, 6-diisopropyl phenol substantially free of ether impurity 1,3-di(propan-2-yl)-2-(propan-2-yloxy)benzene of Formula VII and monoalkylated phenol impurity 2-(propan-2-yl) phenol of Formula VIII. Propofol prepared by the process of the present invention is suitable for pharmaceutical use.

  本文公开了一种制备高纯度2,6-二异丙基苯酚（式I）的方法，包括在水矿酸存在下，用烷基化剂与对羟基苯甲酸（式II）反应，然后碱化并进行后续的洗涤，得到不含二聚体杂质、4-羟基-3,5-二异丙基苯甲酸（式III），其中不含乙醚杂质、4,4'-氧二苯甲酸（式IV），乙醚杂质3,5-二（异丙基）-4-（异丙氧基）苯甲酸（式V）和单烷基化杂质4-羟基-3-(异丙基)苯甲酸（式VI）；然后在高沸点溶剂和氢氧化钠催化剂的存在下，在高温下脱羧4-羟基-3,5-二异丙基苯甲酸（式III），得到基本不含乙醚杂质1,3-二（异丙基）-2-（异丙氧基）苯（式VII）和单烷基化苯酚杂质2-（异丙基）苯酚（式VIII）的2,6-二异丙基苯酚。使用本发明的方法制备的异丙酚适用于制药用途。
• [EN] PROCESS FOR THE PREPARATION OF PROPOFOL<br/>[FR] PROCÉDÉ DE PRÉPARATION DE PROPOFOL
  申请人：FRESENIUS KABI ONCOLOGY LTD

  公开号：WO2021191832A1

  公开（公告）日：2021-09-30

  The present provides a simple, convenient and time-efficient process for the preparation of propofol. Particularly, the present invention provides an improved process for the preparation of propofol using a heterocyclic base for the decarboxylation reaction. The present invention provides a time-efficient process for the preparation of propofol with high yield and purity.

  本发明提供了一种简单、方便和时间高效的异丙酚制备方法。特别地，本发明提供了一种使用杂环碱催化脱羧反应的改进异丙酚制备方法。本发明提供了一种高产率和高纯度的异丙酚制备方法，具有时间效率。
• [EN] PHENOL C-ALKYLATION PROCESS<br/>[FR] PROCÉDÉ DE C-ALKYLATION DE PHÉNOL
  申请人：DAVULURI RAMAMOHANRAO

  公开号：WO2013035103A1

  公开（公告）日：2013-03-14

  A method for obtaining high purity 2, 6-diisopropylphenol comprises alkylating 4- hydroxybenzoic acid in presence of an acid followed by basification and decarboxylating 4- hydroxy-3, 5-diisopropylbenzoic acid in presence of high boiling solvents and a catalyst at high temperature.

  一种获得高纯度2,6-二异丙基苯酚的方法包括在酸存在下烷基化4-羟基苯甲酸，随后碱化和在高沸点溶剂和催化剂存在下在高温下脱羧4-羟基-3,5-二异丙基苯甲酸。
• [EN] PROCESS FOR THE PURIFICATION OF 2,6-DIISOPROPYL PHENOL<br/>[FR] PROCÉDÉ DE PURIFICATION DU 2,6-DIISOPROPYLPHÉNOL
  申请人：SIEGFRIED AG

  公开号：WO2012152665A1

  公开（公告）日：2012-11-15

  The present invention relates to a novel process for purifying 2,6-diisopropy! phenol (propofol). More particularly, the present invention relates to chlorinating technical grade propofol into a 4-chloropropofol followed by hydrogenating said 4-chloropropofol into a pure propofol.

  本发明涉及一种新型的2,6-二异丙基酚（异丙酚）纯化工艺。更具体地说，本发明涉及将技术级异丙酚氯化成4-氯异丙酚，然后将该4-氯异丙酚氢化成纯异丙酚的过程。