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(E)-2-methyloctadec-2-enoic acid | 100831-80-9

中文名称
——
中文别名
——
英文名称
(E)-2-methyloctadec-2-enoic acid
英文别名
2-methyl-octadec-2t-enoic acid;2-Methyl-octadec-2t-ensaeure;Methyl octadecenoic acid
(E)-2-methyloctadec-2-enoic acid化学式
CAS
100831-80-9
化学式
C19H36O2
mdl
——
分子量
296.494
InChiKey
TXQVZEVUMHJHJK-ISLYRVAYSA-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

  • 熔点:
    62-64 °C
  • 沸点:
    416.0±14.0 °C(Predicted)
  • 密度:
    0.897±0.06 g/cm3(Predicted)

计算性质

  • 辛醇/水分配系数(LogP):
    8.5
  • 重原子数:
    21
  • 可旋转键数:
    15
  • 环数:
    0.0
  • sp3杂化的碳原子比例:
    0.84
  • 拓扑面积:
    37.3
  • 氢给体数:
    1
  • 氢受体数:
    2

反应信息

  • 作为反应物:
    描述:
    (E)-2-methyloctadec-2-enoic acid 生成 2-methyl-octadec-2t-enoic acid amide
    参考文献:
    名称:
    Bailey et al., Journal of the Chemical Society, 1955, p. 1547,1548
    摘要:
    DOI:
  • 作为产物:
    描述:
    氢氧化钾 作用下, 以 甲醇 为溶剂, 反应 5.0h, 以83%的产率得到(E)-2-methyloctadec-2-enoic acid
    参考文献:
    名称:
    使用Appel试剂(PPh 3 / CBr 4)从Baylis-Hillman加合物温和而实用的立体选择性合成(Z)-和(E)-烯丙基溴:轻度合成C和E的简便方法
    摘要:
    在室温下,Appel试剂(PPh 3 / CBr 4)已用于从Baylis-Hillman加合物中高产率地立体选择性合成(Z)-和(E)-烯丙基溴。该方法已用于合成天然存在的生物活性脂肪酸酰胺,半乳糖C和E。
    DOI:
    10.1016/j.tetlet.2009.02.132
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文献信息

  • DENTAL COMPOSITION
    申请人:KURARAY NORITAKE DENTAL INC.
    公开号:US20220008297A1
    公开(公告)日:2022-01-13
    A dental composition may have good handling properties and low polymerization shrinkage stress, and be capable of producing a cured product having desirable mechanical strength and excellent transparency. A dental composition may include a polymerizable monomer (A), a filler (B), and a polymerization initiator (C), wherein the polymerizable monomer (A) includes a polyfunctional (meth)acrylic monomer (a-1) having an aromatic ring but no hydroxyl group, and a polyfunctional (meth)acrylic monomer (a-2) having an alicyclic skeleton, and the polyfunctional (meth)acrylic monomer (a-1) and the polyfunctional (meth)acrylic monomer (a-2) have a mass ratio (a-1)/(a-2) of 30/70 to 95/5.
    一种牙科组合物可能具有良好的操控性能和低聚合收缩应力,并能够产生具有理想机械强度和优异透明度的固化产品。一种牙科组合物可能包括可聚合单体(A)、填料(B)和聚合引发剂(C),其中可聚合单体(A)包括具有芳香环但无羟基的多官能(甲基)丙烯酸单体(a-1),以及具有脂环骨架的多官能(甲基)丙烯酸单体(a-2),且多官能(甲基)丙烯酸单体(a-1)和多官能(甲基)丙烯酸单体(a-2)的质量比(a-1)/(a-2)为30/70至95/5。
  • Use Of Polyisobutenyl Succinic Anhydride-Based Block Copolymers In Cosmetic Preparations
    申请人:Wendel Volker
    公开号:US20080199420A1
    公开(公告)日:2008-08-21
    The invention relates to novel cosmetic preparations comprising an O/W emulsion, where the O/W emulsion comprises at least one amphiphilic polymer comprising one or more hydrophobic units A and one or more hydrophilic units B, where the hydrophobic units A are formed from polyisobutenes modified with terminal, polar groups, at least one component with an HLB value in the range from 8 to 20, and at least one oil and/or fat phase and water.
    这项发明涉及一种新型化妆品制剂,包括一种O/W乳液,其中该O/W乳液包括至少一种含有一个或多个疏水单元A和一个或多个亲水单元B的两性聚合物,其中疏水单元A由末端极性基团改性的聚异丁烯形成,至少包括一个HLB值在8到20范围内的成分,以及至少一个油脂相和水。
  • Use of Anionically and Cationically Ampholytic Copolymers
    申请人:Nguyen Kim Son
    公开号:US20080199416A1
    公开(公告)日:2008-08-21
    The present invention relates to the use of an anionically ampholytic or cationically ampholytic copolymer which which is obtainable by free-radical copolymerization of a1) at least one compound with a free-radically polymerizable, α,β-ethylenically unsaturated double bond and at least one anionogenic and/or anionic group per molecule, a2) at least one compound with a free-radically polymerizable, α,β-ethylenically unsaturated double bond and at least one cationogenic and/or cationic group per molecule, b) at least one free-radically polymerizable crosslinking compound which comprises at least two α,β-ethylenically unsaturated double bonds per molecule, c) if appropriate in the presence of at least one silicone compound comprising a polyether group and/or a free-radically polymerizable olefinically unsaturated double bond, as rheology modifier for hair cosmetic compositions.
    本发明涉及使用阴离子性的两性共聚物或阳离子性的两性共聚物,该共聚物可通过自由基共聚反应获得,其中:a1)至少包含一个自由基聚合,α,β-乙烯基不饱和双键和至少一个分子中的阴离子和/或阴离子基团的化合物,a2)至少包含一个自由基聚合,α,β-乙烯基不饱和双键和至少一个分子中的阳离子和/或阳离子基团的化合物,b)至少包含一个自由基聚合的交联剂,该交联剂每个分子中包含至少两个α,β-乙烯基不饱和双键,c)如果需要,存在至少一种包含聚醚基团和/或自由基聚合烯烃不饱和双键的硅氧烷化合物,作为头发化妆品组合物的流变学改性剂。
  • Anionic, Ampholytic Copolymers for Low-Voc-Compositions
    申请人:Kim Son Nguyen
    公开号:US20080219934A1
    公开(公告)日:2008-09-11
    The present invention provides cosmetic compositions containing a copolymer obtainable by the copolymerization of at least one methacrylic acid ester, methacrylic acid, acrylic acid, optionally at least one compound containing amino groups and polymerizable by free radical polymerization, and optionally other olefinically unsaturated compounds polymerizable by free radical polymerization. The copolymerization can be carried out in the presence of silicones f) containing polyalkylene oxide.
    本发明提供了一种化妆品组合物,其中包含由至少一种甲基丙烯酸酯,甲基丙烯酸,丙烯酸,可选地至少一种含有氨基团的自由基聚合可聚合化合物以及可选地由自由基聚合可聚合的其他烯烃类不饱和化合物共聚而成的共聚物。共聚反应可以在含有聚烷基氧化物的硅烷f)的存在下进行。
  • PRECIPITATION POLYMERIZATION IN THE PRESENCE OF GLYCERIN MONOSTEARATE
    申请人:KIM Son Nguyen
    公开号:US20110150796A1
    公开(公告)日:2011-06-23
    A process for preparing a copolymer composition A) by free-radical copolymerization of a monomer composition comprising: a) acrylic acid, b) optionally at least one compound, different from a), having a free-radically polymerizable, α,β-ethylenically unsaturated double bond and at least one anionogenic and/or anionic group per molecule, c) at least one free-radically polymerizable crosslinking compound which comprises at least two α,β-ethylenically unsaturated double bonds per molecule. The process is performed by precipitation polymerization in the presence of an auxiliary composition H) comprising H1) glycerol monostearate, and H2) at least one compound with an HLB value in the range from 4 to 10, selected from water-insoluble natural waxes, nonionic emulsifiers and mixtures thereof.
    一种制备共聚物组合物A的方法,包括以下步骤:A)通过自由基共聚合反应制备单体组合物,所述单体组合物包括:a)丙烯酸,b)选择性地至少包括一种与a)不同的化合物,其具有自由基聚合能力的α,β-乙烯基不饱和双键和至少一个分子中的阴离子和/或阴离子基团,c)至少包括一种自由基聚合交联剂,其包括每个分子中至少两个α,β-乙烯基不饱和双键。该方法通过在辅助组成物H的存在下进行沉淀聚合反应,所述辅助组成物H包括H1)单硬脂酸甘油酯,和H2)HLB值在4到10范围内的至少一种化合物,所述化合物选自不溶于水的天然蜡、非离子乳化剂和它们的混合物。
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