vinyl acetoacetate | 2424-97-7

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 酮酸及其衍生物
• 英文名称: vinyl acetoacetate
• 英文别名: Ethenyl 3-oxobutanoate
• CAS: 2424-97-7
• 化学式: C₆H₈O₃
• 分子量: 128.128
• InChiKey: ZEYMDLYHRCTNEE-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  0.5
• 重原子数：
  9
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  43.4
• 氢给体数：
  0
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  vinyl acetoacetate 在 对甲苯磺酸 作用下， 以 甲苯 为溶剂， 以73%的产率得到rac-2,6-Dimethyl-2H,4H-1,3-dioxin-4-on
  参考文献：
  名称：

  Isopropenyl acetoacetate and the reaction of diketene with acetone

  摘要：

  DOI：

  10.1021/jo00200a017
• 作为产物：
  描述：

  2-降冰片烯-5-基乙酰乙酸酯 600.0 ℃ 、133.32 Pa 条件下， 以61%的产率得到vinyl acetoacetate
  参考文献：
  名称：

  Isopropenyl acetoacetate and the reaction of diketene with acetone

  摘要：

  DOI：

  10.1021/jo00200a017

文献信息

• [EN] OXIME ESTER PHOTOINITIATORS<br/>[FR] PHOTO-INITIATEURS À BASE D'ESTER D'OXIME
  申请人：BASF SE

  公开号：WO2021175855A1

  公开（公告）日：2021-09-10

  Disclosed are α-oxo oxime ester compounds based on carbazole derivatives which have specific substituent groups useful as a photoinitiator, as well as photopolymerizable compositions comprising said photoinitiator and ethylenically unsaturated compounds. The photopolymerizable compositions are useful, for example, in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.

  揭示了基于咔唑衍生物的α-氧代肟酯化合物，其具有特定取代基，可用作光引发剂，以及包括所述光引发剂和乙烯不饱和化合物的光聚合组合物。这些光聚合组合物可用于例如显示应用的光阻配方，例如液晶显示器（LCD）、有机发光二极管（OLED）和触摸面板。
• Copper-Catalyzed N–O Cleavage of α,β-Unsaturated Ketoxime Acetates toward Structurally Diverse Pyridines
  作者：Lei Zhang、Jindian Duan、Gaochen Xu、Xiaojuan Ding、Yiyang Mao、Binsen Rong、Ning Zhu、Zheng Fang、Zhenjiang Li、Kai Guo

  DOI：10.1021/acs.joc.9b03238

  日期：2020.2.21

  The copper-catalyzed [4 + 2] annulation of α,β-unsaturated ketoxime acetates with 1,3-dicarbonyl compounds for the synthesis of three classes of structurally diverse pyridines has been developed. This method employs 1,3-dicarbonyl compounds as C2 synthons and enables the synthesis of multifunctionalized pyridines with diverse electron-withdrawing groups in moderate to good yields. The mechanistic investigation

  已经开发了铜催化的α，β-不饱和酮肟肟乙酸盐与[1,3-二羰基化合物的铜催化[4 + 2]环合反应，用于合成三类结构多样的吡啶。该方法采用1,3-二羰基化合物作为C2合成子，并能够以中等至良好的产率合成具有不同吸电子基团的多官能吡啶。机理研究表明反应是通过离子途径进行的。
• AROMATIC AMINE COMPOUND, CURING AGENT FOR EPOXY COMPOUND, CURABLE COMPOSITION, CURED PRODUCT, METHOD FOR PRODUCING CURED PRODUCT, AND METHOD FOR PRODUCING AROMATIC AMINE COMPOUND
  申请人：TOKYO OHKA KOGYO CO., LTD.

  公开号：US20210130284A1

  公开（公告）日：2021-05-06

  An aromatic amine compound capable of satisfactorily forming a cured product having exceptional alkali resistance by reaction with an epoxy compound; a curing agent for an epoxy compound, the curing agent including the aromatic amine compound; a curable composition including the curing agent for an epoxy compound; a cured product of the curable composition; a method for producing the cured product; and a method for producing the abovementioned aromatic amine compound. The aromatic amine compound has a structure such that a specific position in a central skeleton comprising a fused ring such as a fluorene ring is substituted with a side-chain group including two aromatic groups linked by a flexible bond such as an amide bond, at least one amino group is bonded to the end of the side-chain group, and the structure has no hydroxyl groups.

  一种芳香胺化合物，通过与环氧化合物反应能够满意地形成具有异常碱性抗性的固化产品；一种环氧化合物的固化剂，该固化剂包括芳香胺化合物；一种包括环氧化合物的固化剂的可固化组合物；可固化组合物的固化产品；生产所述固化产品的方法；以及生产上述芳香胺化合物的方法。该芳香胺化合物具有这样的结构，即中心骨架中的特定位置包括类似于芴环的融合环，该位置被取代为包括通过柔性键（如酰胺键）连接的两个芳香基的侧链基团，至少一个氨基固定在侧链基团的末端，并且该结构不含羟基。
• OXIME ESTER PHOTOINITIATORS
  申请人：BASF SE

  公开号：US20180208583A1

  公开（公告）日：2018-07-26

  Compounds of the formulae (I) or (II) wherein X is A is O, S, NR 5 or CR 16 R 17 ; R 1 is for example hydrogen or C 1 -C 20 alkyl R 2 is for example hydrogen, C 1 -C 20 alkyl or C 6 -C 20 aryl R 5 for example is C 1 -C 20 alkyl; R 7 , R 8 , R 9 , R 10 and R 11 for example independently of each other are hydrogen. C 1 -C 20 alkyl, halogen, CN or NO 2 ; Ar 1 is for example unsubstituted or substituted C 6 -C 20 aryl, C 3 -C 20 heteroaryl, C 6 -C 20 aroyl, C 3 -C 20 heteroarylcarbonyl or or Ar 1 is Ar 2 is for example phenylene, all of which are unsubstituted or substituted M is for example unsubstituted or substituted C 1 -C 20 alkylene Y is a direct bond, O, S, NR 5 or CO; Z 1 is for example O or S; Z 2 is a direct bond, O, S or NR 5 ; and Q is CO or a direct bond.

  公式(I)或(II)的化合物 其中 X是 A是O, S, NR 5 或CR 16 R 17 ; R 1 例如是氢或C 1 -C 20 烷基 R 2 例如是氢, C 1 -C 20 烷基或C 6 -C 20 芳基 R 5 例如是C 1 -C 20 烷基; R 7 , R 8 , R 9 , R 10 和R 11 例如彼此独立是氢. C 1 -C 20 烷基, 卤素, CN或NO 2 ; Ar 1 例如是不取代或取代的C 6 -C 20 芳基, C 3 -C 20 杂芳基, C 6 -C 20 芳酰基, C 3 -C 20 杂芳基甲酰基或 或Ar 1 是 Ar 2 例如是苯基, 所有这些都不取代或取代 M例如是不取代或取代的C 1 -C 20 亚烷基 Y是直接键, O, S, NR 5 或CO; Z 1 例如是O或S; Z 2 是直接键, O, S或NR 5 ; 和 Q是CO或直接键。
• [EN] OXIME ESTER PHOTOINITIATORS<br/>[FR] PHOTOAMORCEURS À BASE D'ESTER D'OXIME
  申请人：BASF SE

  公开号：WO2015036910A1

  公开（公告）日：2015-03-19

  Disclosed are oxime ester compounds which have specific benzo (unsaturated 5-membered ring)-carbonyl group and their use as photoinitiators in photopolymerizable compositions, in particular in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.

  披露的是具有特定苯并（不饱和五元环）-羰基基团的肟酯化合物及其作为光聚合组合物中的光引发剂的使用，特别是在显示应用的抗蚀剂配方中，例如液晶显示（LCD）、有机发光二极管（OLED）和触摸面板。