2,5-Dimethyl-1,3-dioxane | 20615-12-7

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二恶烷
• 英文名称: 2,5-Dimethyl-1,3-dioxane
• CAS: 20615-12-7
• 化学式: C₆H₁₂O₂
• 分子量: 116.16
• InChiKey: RPMUDXVQHUECRE-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1
• 重原子数：
  8
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  2,5-dimethyl-5-nitro-[1,3]dioxane 、 sodium ethanolate 、 乙醇 生成 2,5-Dimethyl-1,3-dioxane
  参考文献：
  名称：

  ZORIN, V. V.;KUKOVITSKIJ, D. M.;TODRES, Z. V.;ZLOTSKIJ, S. S.;RAXMANKULOV+, ZH. ORGAN. XIMII, 1985, 21, N 8, 1790-1794

  摘要：

  DOI：

文献信息

• PIPERIDINE DERIVATIVE, LIQUID CRYSTAL COMPOSITION AND LIQUID CRYSTAL DISPLAY DEVICE
  申请人：JNC CORPORATION

  公开号：US20160039758A1

  公开（公告）日：2016-02-11

  To provide a liquid crystal composition containing a compound that is effective in preventing photolysis of the liquid crystal composition, and has high solubility in the liquid crystal composition, and to provide a liquid crystal display device including the composition. The liquid crystal composition contains a compound represented by formula (1), and a liquid crystal display device uses the composition: in which, in formula (1), R 1 to R 8 are hydrogen or alkyl having 1 to 4 carbons; ring A 1 and ring A 2 are cyclohexylene, phenylene, naphthalenediyl or the like; Z 1 , Z 2 and Z 3 are a single bond or the like; and a and b are independently 1 or 2, and c is 0, 1 or 2.

  为了提供一种液晶组合物，其中包含一种化合物，该化合物有效地防止液晶组合物的光解，并且在该液晶组合物中具有高溶解度，以及提供一种包含该组合物的液晶显示器。该液晶组合物包含由公式(1)表示的化合物，而液晶显示器使用该组合物：在公式(1)中，R1至R8是氢或具有1至4个碳原子的烷基；环A1和环A2是环己烯基、苯基、萘基等；Z1、Z2和Z3是单键等；a和b独立地为1或2，而c为0、1或2。
• BIMESOGENIC COMPOUNDS AND MESOGENIC MEDIA
  申请人：Merck Patent GmbH

  公开号：US20170210990A1

  公开（公告）日：2017-07-27

  The invention relates to bimesogenic compounds of formula I wherein R 11 , R 12 , MG 11 , MG 12 , X 11 , X 12 and Sp 1 have the meaning given in claim 1 , to the use of bimesogenic compounds of formula I in liquid crystal media and particular to flexoelectric liquid crystal devices comprising a liquid crystal medium according to the present invention.

  这项发明涉及式I的双向嵌段化合物，其中R11、R12、MG11、MG12、X11、X12和Sp1的含义如权利要求1所述，涉及在液晶介质中使用式I的双向嵌段化合物，特别涉及包括根据本发明的液晶介质的柔电液晶器件。
• FUROCHROMAN DERIVATIVES
  申请人：Jansen Axel

  公开号：US20080177095A1

  公开（公告）日：2008-07-24

  Disclosed are furochroman compounds of formula I liquid-crystal media which contains the compounds of formula I, and the use of the media in electro-optical displays, in particular in VAN LCDs.

  揭示了化学式I的呋喃化合物、含有化合物I的液晶介质，以及在电光显示器中使用该介质的用途，特别是在VAN液晶显示器中的应用。
• 2, 5-SELENOPHENE DERIVATIVES AND 2, 5-TELLUROPHENE DERIVATIVES
  申请人：Jansen Axel

  公开号：US20100216986A1

  公开（公告）日：2010-08-26

  The invention relates to 2,5-selenophene derivatives and 2,5-tellurophene derivatives, inter alia for use as components in liquid-crystal mixtures, and to liquid-crystal mixtures which comprise the compounds, and to liquid-crystal displays based on these mixtures. The invention furthermore relates to processes for the preparation of the compounds and to Se/Te-containing intermediates.

  这项发明涉及2,5-硒吡啶衍生物和2,5-碲吡啶衍生物，用作液晶混合物中的组分，以及包括这些化合物的液晶混合物，以及基于这些混合物的液晶显示器。此外，该发明还涉及制备这些化合物的过程以及含Se/Te的中间体。
• NAPHTHALENE COMPOUND WITH TERMINAL HYDROGEN, LIQUID CRYSTAL COMPOSITION INCLUDING THE COMPOUND, AND LCD DEVICE INCLUDING THE LIQUID CRYSTAL COMPOSITION
  申请人：KONDOU TOMOYUKI

  公开号：US20070051919A1

  公开（公告）日：2007-03-08

  A liquid crystal (LC) compound having generally required physical properties, low viscosity, proper optical anisotropy, proper dielectric anisotropy and good compatibility with other LC compounds is described. An LC composition including the compound and an LCD device including the composition are also described. The compound is expressed by formula (1a): wherein the ring A 1 and the ring A 2 are independently 1,4-phenylene, pyridine-2,5-diyl, pyrimidine-2,5-diyl or naphthalene-2,6-diyl, in which any hydrogen can be replaced by halogen; Z 1 , Z 2 and Z 3 are independently a single bond, —(CH 2 ) 2 —, —(CH 2 ) 4 —, —CH═CH—, —C≡C—, —CF 2 O—, —OCF 2 —, —COO— or —OCO—; X a , X b , X c , X d , X e and X f are independently hydrogen or fluorine; Y is —OCH 2 F, —OCHF 2 , —OCF 3 , —SCH 2 F, —SCHF 2 , —SCF 3 , —CH 2 F, —CHF 2 , —CF 3 , fluorine or chlorine; L a and L b are independently hydrogen or fluorine; and “l” and “m” are independently equal to 0 or 1.

  描述了一种具有通常所需物理性质、低粘度、适当的光学各向异性、适当的介电各向异性以及与其他液晶化合物良好兼容性的液晶（LC）化合物。还描述了包括该化合物的LC组合物和包括该组合物的LCD装置。该化合物由式（1a）表示： 其中环A1和环A2分别为1,4-苯撑基、吡啶-2,5-二基、嘧啶-2,5-二基或萘-2,6-二基，其中任何氢可以被卤素取代；Z1、Z2和Z3分别为单键、—(CH2)—、—(CH2)4—、—CH═CH—、—C≡C—、—CF2O—、—OCF2—、—COO—或—OCO—；Xa、Xb、Xc、Xd、Xe和Xf分别为氢或氟；Y为—OCH2F、—OCHF2、—OCF3、—SCH2F、—SCHF2、—SCF3、—CH2F、—CHF2、—CF3、氟或氯；La和Lb分别为氢或氟；“l”和“m”分别独立地等于0或1。