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(E)-ethyl 2-cyano-3-(3-cyanophenyl)acrylate | 18153-16-7

中文名称
——
中文别名
——
英文名称
(E)-ethyl 2-cyano-3-(3-cyanophenyl)acrylate
英文别名
Ethyl-2-cyano-3-(3-cyanophenyl)prop-2-enoate;ethyl (E)-2-cyano-3-(3-cyanophenyl)prop-2-enoate
(E)-ethyl 2-cyano-3-(3-cyanophenyl)acrylate化学式
CAS
18153-16-7
化学式
C13H10N2O2
mdl
——
分子量
226.235
InChiKey
IUQFOTOMLHSZIN-KPKJPENVSA-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:
    394.5±37.0 °C(Predicted)
  • 密度:
    1.19±0.1 g/cm3(Predicted)

计算性质

  • 辛醇/水分配系数(LogP):
    2.1
  • 重原子数:
    17
  • 可旋转键数:
    4
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.15
  • 拓扑面积:
    73.9
  • 氢给体数:
    0
  • 氢受体数:
    4

反应信息

  • 作为产物:
    描述:
    3-氰基苯甲醛氰乙酸乙酯 在 C9H11ClN2O*ClHO4 作用下, 以 neat (no solvent) 为溶剂, 反应 0.67h, 以81%的产率得到(E)-ethyl 2-cyano-3-(3-cyanophenyl)acrylate
    参考文献:
    名称:
    氨基酸酰胺基离子液体作为室温下无溶剂 Knoevenagel 缩合的有效有机催化剂
    摘要:
    合成了氨基酸酰胺离子液体,并将其用作无溶剂 Knoevenagel 缩合的有效催化剂。合成的离子液体是一种环境友好、价格低廉、不含金属的物质,既是溶剂又是 Knoevenagel 缩合的有效催化剂。多种脂肪族、芳香族和杂芳香族醛很容易与丙二腈和氰基乙酸乙酯缩合。该反应在室温下进行,无需使用任何有机溶剂,反应速度非常快,收率非常好。此外,该催化剂易于分离和回收而不会损失活性。Graphic Abstract
    DOI:
    10.1007/s10562-019-02840-5
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文献信息

  • Amino Acid Amide based Ionic Liquid as an Efficient Organo-Catalyst for Solvent-free Knoevenagel Condensation at Room Temperature
    作者:Pralhad A. Burate、Balasaheb R. Javle、Pranjal H. Desale、Anil K. Kinage
    DOI:10.1007/s10562-019-02840-5
    日期:2019.9
    Ionic liquids of amino acid amide were synthesized and used as an efficient catalyst for solvent-free Knoevenagel condensation. Synthesized ionic liquids are an environmentally benign, inexpensive, metal free and plays the dual role of solvent as well as an efficient catalyst for Knoevenagel condensation. A wide range of aliphatic, aromatic and heteroaromatic aldehydes easily undergo condensation with
    合成了氨基酸酰胺离子液体,并将其用作无溶剂 Knoevenagel 缩合的有效催化剂。合成的离子液体是一种环境友好、价格低廉、不含金属的物质,既是溶剂又是 Knoevenagel 缩合的有效催化剂。多种脂肪族、芳香族和杂芳香族醛很容易与丙二腈和氰基乙酸乙酯缩合。该反应在室温下进行,无需使用任何有机溶剂,反应速度非常快,收率非常好。此外,该催化剂易于分离和回收而不会损失活性。Graphic Abstract
  • COPOLYMER AND OPTICAL FILM USING SAME
    申请人:Tosoh Corporation
    公开号:EP3553097A1
    公开(公告)日:2019-10-16
    Provided are a novel copolymer which is expected to form an optical film that has excellent retardation characteristics such as high retardation even in a thin film and an optical film using the same. A copolymer comprising a residue unit A represented by the general formula (1) and a residue unit B represented by the general formula (2): wherein R1 and R2 each independently represent hydrogen (provided that the case where R1 and R2 are both hydrogen is eliminated), a cyano group, an ester group (-C(=O)OX1), an amide group (-C(=O)N(X2)(X3)), or an acyl group (-C(=O)X4) (where X1 to X3 each independently represent a linear alkyl group having 1 to 12 carbon atoms, a branched alkyl group having 1 to 12 carbon atoms, or a cyclic alkyl group having 3 to 6 carbon atoms, and X4 represents a linear alkyl group having 1 to 12 carbon atoms, a branched alkyl group having 1 to 12 carbon atoms, or a cyclic group having 3 to 14 carbon atoms); R3 to R7 each independently represent hydrogen, a linear alkyl group having 1 to 12 carbon atoms, a branched alkyl group having 1 to 12 carbon atoms, a cyclic group having 3 to 14 carbon atoms, a halogen, a hydroxy group, a carboxy group, a nitro group, a cyano group, an alkoxy group (-OX5), an ester group (-C(=O)OX6), an amide group (-C(=O)N(X7)(X8)), an acyl group (-C(=O)X9), an amino group (-N(X10)(X11)), or a sulfonic acid group (-SOOX12) (where X5 to X8 each independently represent a linear alkyl group having 1 to 12 carbon atoms, a branched alkyl group having 1 to 12 carbon atoms, or a cyclic alkyl group having 3 to 6 carbon atoms, X9 to X12 each independently represent hydrogen, a linear alkyl group having 1 to 12 carbon atoms, a branched alkyl group having 1 to 12 carbon atoms, or a cyclic alkyl group having 3 to 6 carbon atoms); and adjacent substituents among R3 to R7 may form a fused ring structure each other, wherein R8 represents an m-membered heterocyclic residue containing one or more heteroatoms or a 5-membered or 6-membered ring residue containing no heteroatom (provided that, when R8 is a 6-membered ring residue containing no heteroatom, at least one of R3 to R7 in the general formula (1) represents a hydroxy group), and m represents an integer of 5 to 10; and the m-membered heterocyclic residue, the 5-membered ring residue, and the 6-membered ring residue may form a fused ring structure.
    本发明提供了一种新型共聚物,该共聚物可望形成一种光学薄膜,该光学薄膜具有优异的延缓特性,例如即使在薄膜中也具有高延缓性,本发明还提供了使用该共聚物的光学薄膜。 由通式(1)表示的残留单元 A 和通式(2)表示的残留单元 B 组成的共聚物: 其中 R1 和 R2 各自独立地代表氢(前提是排除 R1 和 R2 都是氢的情况)、氰基、酯基(-C(=O)OX1)、酰胺基(-C(=O)N(X2)(X3))或酰基(-C(=O)X4)(其中 X1 至 X3 各自独立地代表具有 1 至 12 个碳原子的直链烷基、具有 1 至 12 个碳原子的支链烷基或具有 3 至 6 个碳原子的环状烷基,而 X4 代表具有 1 至 12 个碳原子的直链烷基、具有 1 至 12 个碳原子的支链烷基或具有 3 至 14 个碳原子的环状基团);R3 至 R7 各自独立地代表氢、具有 1 至 12 个碳原子的直链烷基、具有 1 至 12 个碳原子的支链烷基、具有 3 至 14 个碳原子的环基、卤素羟基、羧基、硝基、氰基、烷氧基 (-OX5)、酯基 (-C(=O)OX6)、酰胺基 (-C(=O)N(X7)(X8))、酰基 (-C(=O)X9)、氨基 (-N(X10)(X11))、或磺酸基(-SOOX12)(其中 X5 至 X8 各自独立地代表具有 1 至 12 个碳原子的直链烷基、具有 1 至 12 个碳原子的支链烷基或具有 3 至 6 个碳原子的环状烷基,X9 至 X12 各自独立地代表氢、具有 1 至 12 个碳原子的直链烷基、具有 1 至 12 个碳原子的支链烷基或具有 3 至 6 个碳原子的环状烷基);R3 至 R7 中的相邻取代基可相互形成融合环结构、 其中 R8 代表含有一个或多个杂原子的 m 元杂环残基或不含杂原子的 5 元或 6 元环残基(条件是,当 R8 是不含杂原子的 6 元环残基时,通式(1)中 R3 至 R7 中至少有一个代表羟基),且 m 代表 5 至 10 的整数;且 m 元杂环残基、5 元环残基和 6 元环残基可形成融合环结构。
  • Copolymer and optical film using same
    申请人:TOSOH CORPORATION
    公开号:US11225540B2
    公开(公告)日:2022-01-18
    A novel copolymer suitable for an optical film which is excellent in optical characteristics and has high retardation even in a thin film state, and an optical film containing the same are provided. A copolymer excellent in optical characteristics and easy to form a composite with a different polymer, and an optical film composed of the same are also provided.
    本发明提供了一种适用于光学薄膜的新型共聚物,这种共聚物具有优异的光学特性,即使在薄膜状态下也具有较高的延缓性,本发明还提供了一种含有这种共聚物的光学薄膜。此外,还提供了一种光学特性优异且易于与其他聚合物形成复合材料的共聚物,以及由其构成的光学薄膜。
  • A Facile, Efficient and Solvent-Free Titanium (IV) Ethoxide Catalysed Knoevenagel Condensation of Aldehydes and Active Methylenes
    作者:Manjunatha M. Ramaiah、Nanjunda Swamy Shivananju、Priya Babu Shubha
    DOI:10.2174/1570178616666190401194641
    日期:2020.1.7
    convenient method for the preparation of α,β-unsaturated compounds using both conventional and microwave irradiation methods. An efficient and solvent free Knoevenagel condensation between aldehydes and active methylenes was developed using titanium ethoxide. The procedure proved to be successful with a wide range of substrates such as aromatic, aliphatic and heterocyclic aldehydes and various active methylenes
    乙醇钛已被用作在无溶剂条件下醛与活性亚甲基如丙二酸二乙酯和氰基乙酸乙酯的Knoevenagel缩合反应的新型有效试剂,以高产率至优异产率提供了取代烯烃。该反应适用于具有各种活性亚甲基的各种芳族,脂族和杂芳族醛。与此平行的是,已经利用微波辐射来实现改善的反应速率和提高的产率。在本文中,我们举例说明了使用常规和微波辐射方法制备α,β-不饱和化合物的简便方法。使用乙醇钛开发了醛与活性亚甲基之间高效无溶剂的Knoevenagel缩合反应。事实证明,该方法可用于多种底物,例如芳族,脂肪族和杂环醛以及各种活性亚甲基,从而获得取代的烯烃,是成功的。该反应还可以在微波辐射下进行,从而以提高的反应速率,产率和更清洁的反应曲线完成相应的烯烃。我们已经开发了一种高效新颖的方法,可在无溶剂条件下使用乙醇钛通过Knoevenagel缩合合成烯烃化合物。首次用作试剂和溶剂。该方法适合于合成各种含有各种给电子和吸电子基
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