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双(4-甲基苄基)草酸酯 | 18241-31-1

中文名称
双(4-甲基苄基)草酸酯
中文别名
对甲基苯甲醇草酸二酯
英文名称
bis((4-methylphenyl)methyl)oxalate
英文别名
bis(p-tolylmethyl) oxalate;di-(p-methylbenzyl) oxalate;di(4-methylbenzyl) oxalate;di-p-methylbenzyl oxalate;p-methylbenzyl oxalate;Oxalsaeure-bis-(p-methyl-benzylester);Bis(4-methylbenzyl) oxalate;bis[(4-methylphenyl)methyl] oxalate
双(4-甲基苄基)草酸酯化学式
CAS
18241-31-1
化学式
C18H18O4
mdl
——
分子量
298.339
InChiKey
FPFZBTUMXCSRLU-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

物化性质

  • 沸点:
    418.7±34.0 °C(Predicted)
  • 密度:
    1.167±0.06 g/cm3(Predicted)
  • 物理描述:
    DryPowder

计算性质

  • 辛醇/水分配系数(LogP):
    4.1
  • 重原子数:
    22
  • 可旋转键数:
    7
  • 环数:
    2.0
  • sp3杂化的碳原子比例:
    0.22
  • 拓扑面积:
    52.6
  • 氢给体数:
    0
  • 氢受体数:
    4

安全信息

  • 海关编码:
    2917119000
  • 危险性防范说明:
    P261,P305+P351+P338
  • 危险性描述:
    H315,H319,H335
  • 储存条件:
    室温且干燥环境下使用。

SDS

SDS:7ff557ee3af4381696838c20e8624760
查看

反应信息

  • 作为反应物:
    参考文献:
    名称:
    闪蒸真空热解(FVP)实验中变量影响的实证研究。
    摘要:
    对典型的闪蒸热解(FVP)实验中实验参数变化对前体向产物转化的影响进行了实验研究。温度转换图可用于优化FVP条件,并举例说明其机械意义。在给定温度下,可以通过增加背景压力或通过在炉管的一部分中填充惰性材料(特别是放置在炉管的捕集端时)或通过使用催化剂来提高转化率。尽管普遍认为FVP仅发生分子内反应,但“双重FVP”交叉实验表明,在标准条件下,在冷阱之前,气相中发生了苄基的二聚化。但是,吞吐率降低,
    DOI:
    10.1039/b410786c
  • 作为产物:
    描述:
    potassium oxalate4-甲基氯苄sodium dodecyl-sulfate 、 potassium hydroxide 作用下, 以 N,N-二甲基乙酰胺 为溶剂, 反应 6.25h, 以95%的产率得到双(4-甲基苄基)草酸酯
    参考文献:
    名称:
    一种热敏增感剂对甲基苯甲醇草酸二酯的合 成方法
    摘要:
    本发明提供一种热敏增感剂对甲基苯甲醇草酸二酯的合成方法,包括溶解、加入催化剂、调pH、反应;所述催化剂,为相转移催化剂,该方法采用对甲基氯苄和草酸钾为原料,在催化剂作用下,将反应温度控制在108‑111℃搅拌反应5.8‑6.1小时。本发明反应条件温和,简化操作步骤,一步即可,操作简便、安全,适合工业化生产;本发明所述方法,不需要使用贵金属催化剂,同时提高反应收率;收率为88‑95%,降低成本;本发明采用的起始原料廉价易得。
    公开号:
    CN108299196B
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文献信息

  • RECORDING MATERIAL PRODUCED USING NON-PHENOL COMPOUND
    申请人:NIPPON SODA CO., LTD.
    公开号:US20150284321A1
    公开(公告)日:2015-10-08
    An object of the present invention is to provide a recording material or a recording sheet using, as a color-developing agent, a non-phenol compound that is a safe compound in no danger of corresponding to an endocrine disruptor and is good in color developing performance. The non-phenol compound used in the present invention is at least one selected from the group consisting of compounds represented by the following formulas (I) to (III).
    本发明的目的是提供一种使用非酚类化合物作为显色剂的记录材料或记录纸,该非酚类化合物是一种安全化合物,不会对应到内分泌干扰物,并且在显色性能方面表现良好。本发明中使用的非酚类化合物至少选自以下化合物所代表的化合物组,其化学式为(I)至(III)。
  • N,N'-DIARYLUREA DERIVATIVE, MANUFACTURING METHOD THEREOF, AND THERMOSENSITIVE RECORDING MATERIAL USING SAME
    申请人:SANKO CO., LTD.
    公开号:US20210340099A1
    公开(公告)日:2021-11-04
    The present invention relates to an N,N′-diurea derivative represented by the following general formula (1) and a method for producing the same. In addition, the present invention relates to a thermosensitive recording material in which a thermosensitive recording layer including a basic dye which is colorless or lightly colored at room temperature and a developer capable of developing color upon contact with the basic dye by heating is provided on a base sheet, wherein the developer is the N,N′-diurea derivative represented by the following general formula (1): (wherein R2 is an alkyl group, an aralkyl group, or an aryl group; and A 1 is a hydrogen atom or an alkyl group).
    本发明涉及一种由以下一般式(1)表示的N,N′-二脲衍生物以及其制备方法。此外,本发明涉及一种热敏记录材料,其中在基底纸上提供了一个热敏记录层,该热敏记录层包括在室温下无色或轻染色的碱性染料和一种与碱性染料接触加热后能够显色的显色剂,其中显色剂为以下一般式(1)表示的N,N′-二脲衍生物:(其中R2为烷基、芳基烷基或芳基;A1为氢原子或烷基)。
  • Thermosensitive recording material and color developer compound therefor
    申请人:——
    公开号:US20040071187A1
    公开(公告)日:2004-04-15
    A thermosensitive recording material has a support and a thermosensitive coloring layer formed thereon containing a leuco dye and a color developer capable of inducing color formation in the leuco dye upon application of heat thereto, with the color developer including at least one compound (A) having in a molecule thereof at least two aromatic ring moieties with specific structures, selected from the group consisting of an aromatic ring moiety having at least one carboxyl group and electron-attracting functional group, an aromatic ring moiety having at least one carboxyl group and electron-donating functional group, and an aromatic ring moiety having at least one carboxyl group, free of the electron-attracting and electron-donating functional groups. An aromatic carboxylic acid compound serving as the above-mentioned compound (A) and the producing method thereof are also disclosed.
    一种热敏感记录材料具有支撑体和在其上形成的热敏感着色层,其中该着色层含有一种白色染料和一种色素显色剂,能够在施加热量时诱导白色染料发生显色反应,其中色素显色剂包括至少一种化合物(A),其分子中至少含有两个具有特定结构的芳香环基团,所述芳香环基团选自具有至少一个羧基和电子吸引基团的芳香环基团、具有至少一个羧基和电子给予基团的芳香环基团以及不含电子吸引和电子给予功能基团的芳香环基团。还公开了作为上述化合物(A)的芳香羧酸化合物及其生产方法。
  • RECORDING MATERIAL COMPRISING DIPHENYL SULFONE DERIVATIVE AND NOVEL DIPHENYL SULFONE DERIVATIVE COMPOUND
    申请人:NIPPON SODA CO., LTD.
    公开号:EP1557408A1
    公开(公告)日:2005-07-27
    The present invention provides a recording material which has excellent background stability, specifically heat resistance and heat and humidity resistance of the background. The recording material containing a color forming dye is characterized by containing at least one kind of diphenylsulfone derivative represented by the general formula (I): (wherein R1 and R2 each represents a hydrogen atom or a C1 to C6 alkyl group, n represents an integer of 1 to 6, R3 and R4 each represents a halogen atom, a C1 to C6 alkyl group, etc., p and q each represents an integer of 0 to 4, X represents OR5 or NR6R7 wherein R5 represents a C1 to C6 alkyl group, a C1 to C6 hydroxyalkyl group, or a C1 to C6 alkoxy-C1 to C6 alkyl group, and R6 and R7 each represents a hydrogen atom, a C1 to C6 alkyl group, etc).
    本发明提供了一种具有优异背景稳定性的记录材料,特别是具有优异的耐热性和耐热潮湿性的背景。含有一种颜色形成染料的记录材料的特征在于其至少含有一种由通式(I)表示的二苯砜衍生物:(其中R1和R2分别表示氢原子或C1至C6烷基,n表示1至6的整数,R3和R4分别表示卤素原子、C1至C6烷基等,p和q分别表示0至4的整数,X表示OR5或NR6R7,其中R5表示C1至C6烷基、C1至C6羟基烷基或C1至C6烷氧基-C1至C6烷基,R6和R7分别表示氢原子、C1至C6烷基等)。
  • THERMAL RECORDING MATERIAL CONTAINING TRIS(2-METHYL- 4-HYDROXY-5-t-BUTYLPHENYL)BUTANE
    申请人:Tobita Etsuo
    公开号:US20100249466A1
    公开(公告)日:2010-09-30
    A thermal recording material of the invention contains, as a storability improver, tris(2-methyl-4-hydroxy-5-t-butylphenyl)butane trapping and containing water and/or methanol and having a crystal structure that shows a maximum X-ray diffraction peak at a diffraction angle 2θ of 6.58° according to X-ray diffraction measurement using an X ray having a wavelength of a Cu—Kα line. The recording material has improved heat resistance in non-printing sections while maintaining the moisture-and-heat resistance in printing sections. The thermal recording material of the invention has a thermal-recording layer that contains the tris(2-methyl-4-hydroxy-5-t-butylphenyl)butane in an amount of preferably 0.1 to 15% by mass with respect to the thermal-recording layer. The amount of the water and/or methanol trapped and contained in the tris(2-methyl-4-hydroxy-5-t-butylphenyl)butane is preferably 0.1 to 10% by mass in total.
    该发明的热记录材料中包含一种作为稳定性改进剂的三(2-甲基-4-羟基-5-叔丁基苯基)丁烷,用于捕获和含有水和/或甲醇,并具有晶体结构,根据使用波长为Cu-Kα线的X射线衍射测量,在衍射角2θ为6.58°处显示最大X射线衍射峰。该记录材料在非打印部分具有改进的耐热性,同时保持打印部分的耐潮湿和耐热性。该发明的热记录材料具有热记录层,其中三(2-甲基-4-羟基-5-叔丁基苯基)丁烷的含量最好为热记录层的质量百分比0.1至15%。三(2-甲基-4-羟基-5-叔丁基苯基)丁烷中捕获和含有的水和/或甲醇的量最好总质量百分比为0.1至10%。
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