2,4-Dimethyltetrahydrofuran | 64265-26-5

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 四氢呋喃
• 英文名称: 2,4-Dimethyltetrahydrofuran
• 英文别名: 2,4-dimethyloxolane；2,4-dimethyl-tetrahydro-furan；2.4-Dimethyltetrahydrofuran
• CAS: 64265-26-5
• 化学式: C₆H₁₂O
• 分子量: 100.161
• InChiKey: QMGLMRPHOITLSN-UHFFFAOYSA-N

物化性质

• 熔点：
  -114°C (estimate)
• 沸点：
  107.63°C (estimate)
• 密度：
  0.8355 (estimate)

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 重原子数：
  7
• 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：
  9.2
• 氢给体数：
  0
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  2,4-Dimethyltetrahydrofuran 在 aluminum oxide 、 氨 作用下， 生成 2,4-二甲基吡咯烷
  参考文献：
  名称：

  Jur'ew et al., Zhurnal Obshchei Khimii, 1952, vol. 22, p. 513,515; engl. Ausg. S. 577

  摘要：

  DOI：
• 作为产物：
  描述：

  4-乙酰氧基-2-乙酰氧基甲基-戊-1-烯 在 磷酸 、 镍 作用下， 生成 2,4-Dimethyltetrahydrofuran
  参考文献：
  名称：

  Colonge; Reymermier, Bulletin de la Societe Chimique de France, 1956, p. 188,189

  摘要：

  DOI：

文献信息

• SULFONIUM COMPOUND, PHOTO-ACID GENERATOR, AND METHOD FOR MANUFACTURING THE SAME
  申请人：JOO Hyun Sang

  公开号：US20120172606A1

  公开（公告）日：2012-07-05

  A sulfonium compound represented by formula (1), a photo-acid generator, and a method for producing a sulfonium compound are provided: wherein X represents an electron-donating group; R 1 and R 2 each represent an alkyl group, a cycloalkyl group, or the like; R 3 and R 4 each represent an arylene group or a heteroarylene group; R 5 and R 6 each represent an alkyl group, a cycloalkyl group, or the like; and A − and B − are anions that are different from each other. The sulfonium compound, when used as a photo-acid generator, can produce a uniform and excellent resist pattern.

  提供一个由公式(1)表示的磺onium化合物，一种光酸发生器，以及一种生产磺onium化合物的方法：其中X代表一个给电子基团；R1和R2各自代表一个烷基、环烷基或类似基团；R3和R4各自代表一个芳香族基或杂芳香族基团；R5和R6各自代表一个烷基、环烷基或类似基团；A−和B−是彼此不同的阴离子。当磺onium化合物用作光酸发生器时，能够产生均匀且优良的抗蚀剂图案。
• [EN] RORγ ANTAGONIST AND APPLICATION THEREOF IN MEDICINE<br/>[FR] ANTAGONISTE DE RORγ ET SON UTILISATION EN MÉDECINE
  申请人：SUNSHINE LAKE PHARMA CO LTD

  公开号：WO2020011147A1

  公开（公告）日：2020-01-16

  Provided herein are compounds as RORγ antagonist having Formula (I). The compounds or pharmaceutical composition thereof can be used for regulating Retinoid-related orphan receptor gamma t (RORγt). Also provided herein are methods of preparation of the compounds and composition thereof, and uses thereof in treating or preventing RORγt mediated inflammation or autoimmune diseases in mammals, particularly humans.

  本文提供的化合物为具有式（I）的RORγ拮抗剂。这些化合物或其药物组成物可用于调节视黄醇相关孤儿受体γ（RORγt）。本文还提供了这些化合物及其组成物的制备方法，以及在治疗或预防哺乳动物，特别是人类中的RORγt介导的炎症或自身免疫疾病中的用途。
• [EN] ARGININE METHYLTRANSFERASE INHIBITORS AND USES THEREOF<br/>[FR] INHIBITEURS D'ARGININE MÉTHYLTRANSFÉRASE ET LEURS UTILISATIONS
  申请人：EPIZYME INC

  公开号：WO2016044626A1

  公开（公告）日：2016-03-24

  Described herein are compounds of Formula (S-I), pharmaceutically acceptable salts thereof, and pharmaceutical compositions thereof. Compounds described herein are useful for inhibiting arginine methyltransferase activity. Methods of using the compounds for treating arginine methyltransferase-mediated disorders are also described.

  本文描述了式（S-I）的化合物，其药用盐以及药物组合物。本文描述的化合物对抑制精氨酸甲基转移酶活性有用。还描述了利用这些化合物治疗精氨酸甲基转移酶介导的疾病的方法。
• Triazolopyrimdines
  申请人：Gebauer Olaf

  公开号：US20070179162A1

  公开（公告）日：2007-08-02

  The invention relates to novel triazolopyrimidines of formula (I), in which R 1 , R 2 , R 3 and X are defined as cited in the description, to a method for producing said substances and to their use for controlling undesirable micro-organisms. The invention also relates to novel intermediate products of the formulae (II), (VI), (VII-a) and (VII-b), in addition to methods for producing said substances.

  该发明涉及公式（I）中的新型三唑吡咯啉化合物，其中R1、R2、R3和X的定义如描述中所述，以及生产这些物质的方法和它们用于控制不良微生物的用途。该发明还涉及公式（II）、（VI）、（VII-a）和（VII-b）的新型中间体，以及生产这些物质的方法。
• Compounds Comprising 2,6-Naphthyl Groups
  申请人：Enger Olivier

  公开号：US20080221289A1

  公开（公告）日：2008-09-11

  The present invention relates to compounds of the general formula I in which the variables are each defined as follows: Z 1 , Z 2 are each independently hydrogen, optionally substituted C 1 -C 20 -alkyl in which the carbon chain may be interrupted by oxygen atoms in ether function, sulfur atoms in thioether function or by nonadjacent imino or C 1 -C 4 -alkylimino groups, or reactive radicals by means of which polymerization can be brought about, A 1 , A 2 are each independently spacers having from 1 to 30 carbon atoms, in which the carbon chain may be interrupted by oxygen atoms in ether function, sulfur atoms in thioether function or by nonadjacent imino or C 1 -C 4 -alkylimino groups, Y 1 , Y 2 are each independently a chemical single bond, oxygen, sulfur, —CO—, —O—CO—, —CO—O—, —S—CO—, —CO—S—, —NR—CO— or —CO—NR—, Y 3 , Y 4 are each independently a chemical single bond, oxygen, sulfur, —CR═CR—, —C≡C—, —CR═CR—CO—O—, —O—CO—CR═CR—, —C≡C—O—, —O—C≡C—, —CH 2 —CH 2 —, —CH 2 —O—, —O—CH 2 —, —CH 2 —S—, —S—CH 2 —, —CO—, —O—CO—, —CO—O—, —S—CO—, —CO—S—, —NR—CO—, —CO—NR—, —O—CO—O—, —O—CO—NR— or —NR—CO—O—, R is hydrogen or C 1 -C 4 -alkyl, Y 5 independently of Y 1 and Y 2 , is as defined therefor above or is —O—COO—, T 1 , T 2 are divalent saturated or unsaturated, optionally substituted iso- or heterocyclic radicals, r, t are each independently 0 or 1 and s is 0, 1, 2 or 3, where the particular variables T 2 and Y 3 , in the case that s>1, may be the same as one another or different from one another and both the hydrogen atoms in the 2,6-naphthyl radical and the hydrogen atoms bonded to carbon atoms in the variables Z 1 , Z 2 , A 1 , A 2 , Y 3 , Y 4 , R, T 1 and T 2 may be substituted partly or fully by halogen atoms. The invention further relates to a polymerizable or nonpolymerizable liquid-crystalline composition comprising one or more of the inventive compounds, to an oligomer or polymer obtainable by oligomerization or polymerization of a polymerizable inventive liquid-crystalline composition, to a process for printing or coating a substrate by applying a polymerizable inventive liquid-crystalline composition to the substrate and subsequent polymerization, to the use of the inventive liquid-crystalline composition or of the inventive oligomer or polymer for producing optical or electrooptical components, to a process for preparing selected inventive compounds, and to intermediates which are particularly suitable for preparing the selected inventive compounds.

  本发明涉及一般式I的化合物，其中变量各自定义如下：Z1，Z2分别独立为氢，或者选择性取代的C1-C20烷基，碳链可以被醚功能中的氧原子、硫醚功能中的硫原子或非相邻的亚胺或C1-C4烷基亚胺基团中断，或者通过可引发聚合的反应性基团；A1，A2分别独立为具有1至30个碳原子的间隔物，碳链可以被醚功能中的氧原子、硫醚功能中的硫原子或非相邻的亚胺或C1-C4烷基亚胺基团中断；Y1，Y2分别独立为化学单键、氧、硫、—CO—、—O—CO—、—CO—O—、—S—CO—、—CO—S—、—NR—CO—或—CO—NR—；Y3，Y4分别独立为化学单键、氧、硫、—CR═CR—、—C≡C—、—CR═CR—CO—O—、—O—CO—CR═CR—、—C≡C—O—、—O—C≡C—、—CH2—CH2—、—CH2—O—、—O—CH2—、—CH2—S—、—S—CH2—、—CO—、—O—CO—、—CO—O—、—S—CO—、—CO—S—、—NR—CO—、—CO—NR—、—O—CO—O—、—O—CO—NR—或—NR—CO—O—；R为氢或C1-C4烷基；Y5与Y1和Y2独立，定义如上，或者为—O—COO—；T1，T2为二价饱和或不饱和、可选择取代的异或杂环烷基；r，t各自独立为0或1；s为0、1、2或3；其中特定变量T2和Y3在s>1的情况下，可以相同也可以不同，2,6-萘基中的氢原子以及变量Z1，Z2，A1，A2，Y3，Y4，R，T1和T2中碳原子上键合的氢原子可以部分或完全被卤原子取代。该发明还涉及一种可聚合或不可聚合的液晶组合物，包括一种或多种上述化合物，一种通过聚合或聚合化可聚合的液晶组合物获得的寡聚物或聚合物，通过将可聚合的液晶组合物应用于基底并随后聚合来印刷或涂覆基底的方法，使用上述液晶组合物或上述寡聚物或聚合物制备光学或电光组件的用途，制备所述选定的化合物的方法，以及特别适用于制备所述选定的化合物的中间体。