1-甲基-2-[2-(2-甲基苯氧基)乙氧基]苯 | 53223-37-3

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯酚醚
• 中文名称: 1-甲基-2-[2-(2-甲基苯氧基)乙氧基]苯
• 英文名称: 1,2-bis(2-methylphenoxy)ethane
• 英文别名: 1,2-Bis(2-methylphenoxy)ethan；1,2-bis(o-tolyloxy)ethane；1,2-bis-o-tolyloxy-ethane；1,2-Bis-o-tolyloxy-aethan；1.2-Di-o-tolyloxy-aethan；α.β-Di-o-kresoxy-aethan；1-Methyl-2-[2-(2-methylphenoxy)ethoxy]benzene
• CAS: 53223-37-3
• 化学式: C₁₆H₁₈O₂
• 分子量: 242.318
• InChiKey: VWCPKTUHLKRBQP-UHFFFAOYSA-N

物化性质

• 熔点：
  85-86 °C
• 沸点：
  366.0±30.0 °C(Predicted)
• 密度：
  1.049±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  5.3
• 重原子数：
  18
• 可旋转键数：
  5
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  18.5
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  1-甲基-2-[2-(2-甲基苯氧基)乙氧基]苯 在 四氯化碳 、 N-溴代丁二酰亚胺(NBS) 、 过氧化苯甲酰 作用下， 生成 1,2-bis(2-(bromomethyl)phenoxy)ethane
  参考文献：
  名称：

  Kyi, Huaxue Xuebao/Acta Chimica Sinica, 1959, vol. 25, p. 100,102

  摘要：

  DOI：
• 作为产物：
  描述：

  1-(2-溴乙氧基)-2-甲基苯 以15%的产率得到
  参考文献：
  名称：

  Romanelli Gustavo P., Autino Juan C., Vitale Arturo A., Pomilio Alicia B., J. Chem. Res. Synop, (1993) N 9, S 386-387

  摘要：

  DOI：

文献信息

• METHODS AND COMPOUNDS FOR ENHANCING CONTRAST IN MAGNETIC RESONANCE IMAGING (MRI)
  申请人：Brock University

  公开号：US20160362434A1

  公开（公告）日：2016-12-15

  The present application relates to methods and compounds for enhancing contrast in magnetic resonance imaging. The methods comprise administering compounds of Formula I(a) or I(b) to a subject and obtaining a magnetic resonance image of the subject. The present application also relates to methods of preparing compounds of the Formula I(a) as well as intermediate compounds used in such a method of preparation.

  本申请涉及增强磁共振成像对比度的方法和化合物。该方法包括向受试者注射I(a)或I(b)公式的化合物，并获取受试者的磁共振图像。本申请还涉及制备I(a)公式化合物的方法，以及用于此类制备方法的中间化合物。
• 一种热敏增感剂的制备方法
  申请人：寿光富康制药有限公司

  公开号：CN103772159B

  公开（公告）日：2017-01-18

  本发明涉及一种热敏增感剂的制备方法，在49％强碱性溶液(氢氧化钾或氢氧化钠)条件下，将甲基取代酚(间甲酚、邻甲酚或对甲酚)和二氯乙烷70‑80℃发生缩合反应、然后经过分层、继续反应、萃取分层得到纯度95‑98％(含杂质主要为单取代苯氧基乙烷)的热敏增感剂1，2‑二甲基苯氧基乙烷粗品，然后经精馏精制可得到高纯度的热敏增感剂。该方法操作简单、工序环保、收率高、反应条件温和，生产成本低；且提取后的杂质可以作为原料继续反应。
• HEAT-SENSITIVE RECORDING MATERIAL
  申请人：Fuji Photo Film Co., Ltd.

  公开号：EP1466751A1

  公开（公告）日：2004-10-13

  (A) The invention discloses a thermosensitive recording material comprising: a support; and a thermosensitive recording layer formed on the support, the thermosensitive recording layer containing an electron-donating colorless dye and an electron-accepting compound which develops color upon a reaction with the electron-donating colorless dye, wherein the thermosensitive recording material satisfies at least one of the following conditions (1) to (3). (1) an image density when thermal printing is performed from a side, of the support, having the thermosensitive recording layer with printing energy of 15.2 mJ/mm2 is 1.20 or more, and the thermosensitive recording material is used for a recording device having a printing speed of 10 cm/sec or more; (2) the thermosensitive recording material contains a sensitizer comprising at least one compound selected from the group consisting of 2-benzyloxynaphthalene, dimethylbenzyloxalate, m-terphenyl, ethyleneglycol tolyl ether, p-benzyl biphenyl, 1,2-diphenoxymethyl benzene, diphenyl sulfone and 1,2-diphenoxy ethane, and the image density after the thermosensitive recording material is brought into contact with a heat source of 70°C for 5 seconds is 0.15 or less; (3) the electron-accepting compound is a compound represented by the following Formula (1) Formula (1)R1-Ph-SO2R2   wherein R1 represents a hydroxyl group or an alkyl group, R2 represents -Ph, -NH-Ph, -Ph-OR3 or -NH-CO-NH-Ph, R3 represents an alkyl group, Ph represents a phenyl group and may be substituted with a substituent containing -SO2R2, and a volume-averaged grain size of the electron-donating colorless dye and electron-accepting compound is in a range of 0.5 to 1.0 µm. (B) A thermosensitive recording material comprises a thermosensitive recording layer containing an electron-donating colorless dye, an electron-accepting compound which develops color upon a reaction with the electron-donating colorless dye and a sensitizer, wherein the thermosensitive recording material satisfies at least one of the following conditions (1) to (3). (1) An image density when thermal printing is performed with a printing energy is 1.20 or more, and the thermosensitive recording material is used for a recording device having a printing speed of 10 cm/sec or more. (2) An image density after the thermosensitive recording material is brought into contact with a heat source of 70°C for 5 seconds is 0.15 or less, and the sensitizer is 2-benzyloxynaphthalene or the like. (3) the electron-accepting compound is a compound represented by R1-Ph-SO2R2 wherein R1 represents a hydroxyl group or an alkyl group, R2 represents -Ph, -NH-Ph, -Ph-OR3 or -NH-CO-NH-Ph, R3 represents an alkyl group, Ph represents a phenyl group and may be substituted with a substituent containing SO2R2, and a volume-averaged grain size is in a range of 0.5 to 1.0 µm.

  (A) 本发明公开了一种热敏记录材料，包括：支撑物；和形成在支撑物上的热敏记录层，该热敏记录层含有电子捐赠无色染料和电子接受化合物，该电子接受化合物与电子捐赠无色染料反应后显色，其中热敏记录材料至少满足以下条件（1）至（3）中的一个。 (1) 当从具有热敏记录层的支撑物的一侧进行热打印时，打印能量为 15.2 mJ/mm2 的图像密度为 1.20 或以上，且热敏记录材料用于打印速度为 10 厘米/秒或以上的记录设备； (2) 热敏记录材料含有敏化剂，该敏化剂包含至少一种选自以下组别的化合物：2-苄氧基萘、二甲基苄氧基萘、间三联苯、乙二醇对二甲苯醚、对苄基联苯、1,2-二苯氧基甲基苯、二苯砜和 1,2-二苯氧基乙烷，且热敏记录材料与 70°C 的热源接触 5 秒钟后的图像密度为 0.15 或更低； (3) 电子接受化合物是由下式表示的化合物 式(1) 式(1)R1-Ph-SO2R2 其中 R1 代表羟基或烷基，R2 代表-Ph、-NH-Ph、-Ph-OR3 或-NH-CO-NH-Ph，R3 代表烷基，Ph 代表苯基并可被含有-SO2R2 的取代基取代，且电子氖型无色染料和电子接受化合物的体积平均粒度在 0.5至1.0微米。 (B) 一种热敏记录材料，它包括一个热敏记录层，该层含有一种电子致性无色染料、一种电子受体化合物，该化合物在与电子致性无色染料和敏化剂反应后显色，其中热敏记录材料至少满足下列条件(1)至(3)之一。 (1) 当使用打印能量进行热打印时，图像密度为 1.20 或以上，且热敏记录材料用于打印速度为 10 厘米/秒或以上的记录设备。 (2) 热敏记录材料与 70°C 的热源接触 5 秒后的图像密度为 0.15 或更低，且敏化剂为 2-苄氧基萘或类似物。 (3) 电子接受化合物是由 R1-Ph-SO2R2 所代表的化合物，其中 R1 代表羟基或烷基，R2 代表-Ph、-NH-Ph、-Ph-OR3 或-NH-CO-NH-Ph，R3 代表烷基，Ph 代表苯基并可被含有 SO2R2 的取代基取代，且体积平均粒度在 0.5 至 1.0 微米范围内。
• THERMAL RECORDING MATERIAL
  申请人：Nippon Paper Industries Co., Ltd.

  公开号：EP3312018A1

  公开（公告）日：2018-04-25

  The objective of the present invention is to provide a thermosensitive recording medium excellent in color developing property, especially excellent in bar code readability, under severe environment. Provided is a thermosensitive recording medium having a thermosensitive recording layer comprising a colorless or pale colored electron donating leuco dye and an electron accepting color developing agent on a substrate, wherein the thermosensitive recording layer contains a specific sulfone compound and a specific urea-urethane-based compound in a specific ratio.

  本发明的目的是提供一种在恶劣环境下显色性能优异，特别是条形码可读性优异的热敏记录介质。本发明提供了一种热敏记录介质，它具有一个热敏记录层，该热敏记录层由基底上的无色或浅色电子供体染料和电子受体显色剂组成，其中热敏记录层含有特定比例的特定砜基化合物和特定脲基化合物。
• HEAT-SENSITIVE RECORDING BODY
  申请人：Nippon Paper Industries Co., Ltd.

  公开号：EP3763537A1

  公开（公告）日：2021-01-13

  Provided is a thermosensitive recording medium, which is excellent in color developing property, especially excellent in bar code readability, under severe environment, further, excellent in resistance to discoloration under severe environment. That is a thermosensitive recording medium having a thermosensitive recording layer comprising a colorless or pale colored electron donating leuco dye and an electron accepting color developing agent on a substrate, wherein the thermosensitive recording layer comprises, as the electron accepting color developing agent, a specific sulfone compound and a phenolic compound in a specific ratio, wherein the phenolic compound contains two or more hydroxyl groups and two or more diphenylsulfone backbone but contains neither urethane bond nor urea bond. The thermosensitive recording layer optionally may further comprise a specific urea-urethane-based compound.

  本发明提供了一种热敏记录介质，它在恶劣环境下具有优异的显色性，特别是条形码可读性，而且在恶劣环境下具有优异的抗变色性。这是一种热敏记录介质，其热敏记录层由无色或浅色的电子供体染料和电子受体显色剂组成，热敏记录层的基底上有一个热敏记录层，其中，作为电子受体显色剂，热敏记录层由特定比例的砜类化合物和酚类化合物组成，其中，酚类化合物含有两个或两个以上的羟基和两个或两个以上的二苯基砜骨架，但不含氨基甲酸酯键或脲键。热敏记录层可选择进一步包含特定的脲-脲基化合物。