3-oxo-2,3-dihydrobenzofuran-2-yl acetate | 74786-54-2

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 苯并呋喃
• 英文名称: 3-oxo-2,3-dihydrobenzofuran-2-yl acetate
• 英文别名: 2-acetoxy-3(2H)-benzofuranone；(3-Oxo-1-benzofuran-2-yl) acetate
• CAS: 74786-54-2
• 化学式: C₁₀H₈O₄
• 分子量: 192.171
• InChiKey: UCJXVYSXSFYOPA-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  14
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  52.6
• 氢给体数：
  0
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  2'-羟基苯乙酮 、 alkaline earth salt of/the/ methylsulfuric acid 以 溶剂黄146 为溶剂， 以31%的产率得到3-oxo-2,3-dihydrobenzofuran-2-yl acetate
  参考文献：
  名称：

  用乙酸铊 (III) 进行氧化环化：合成 3(2H)-苯并呋喃酮

  摘要：

  乙酸铊 (III) 与可烯醇化的邻羟基和邻甲氧基苯基酮在乙酸中反应主要产生 2-乙酰氧基-3(2H)-苯并呋喃酮。

  DOI：

  10.1246/cl.1980.305

文献信息

• Photocurable composition, photocurable ink composition, process for producing photocured material, and inkjet recording method
  申请人：FUJIFILM Corporation

  公开号：EP2085439A1

  公开（公告）日：2009-08-05

  A photocurable composition is provided that includes a polymerizable compound, a photopolymerization initiator, a compound represented by Formula (I) below, and an amine compound, the photopolymerization initiator comprising an acylphosphine oxide compound and/or an α-aminoacetophenone compound in Formula (I) above, X denotes O, S, or NR, n denotes 0 or 1, R denotes a hydrogen atom, an alkyl group, or an acyl group, R1, R2, R3, R4, R5, R6, R7, and R8 independently denote a hydrogen atom or a monovalent substituent, and two of R1, R2, R3, and R4 that are adjacent may be bonded to each other to form a ring. There are also provided a photocurable ink composition that includes the photocurable composition and a colorant, an ink composition for photocuring inkjet recording that includes the photocurable ink composition, a process for producing a photocured material that includes preparing the photocurable composition and irradiating the photocurable composition with light having a light emission peak in the range of at least 340 nm but no greater than 400 nm, and an inkjet recording method that includes discharging the ink composition onto a recording medium and irradiating the ink composition with actinic radiation.

  提供了一种光固化组合物，该组合物包括可聚合化合物、光聚合引发剂、下式 (I) 所代表的化合物和胺化合物，其中光聚合引发剂包括酰基氧化膦化合物和/或 α-氨基苯乙酮化合物 在上式（I）中，X 表示 O、S 或 NR，n 表示 0 或 1，R 表示氢原子、烷基或酰基，R1、R2、R3、R4、R5、R6、R7 和 R8 独立地表示氢原子或一价取代基，相邻的两个 R1、R2、R3 和 R4 可以相互键合形成环。还提供了一种光固化墨水组合物，它包括该光固化组合物和着色剂；一种用于光固化喷墨记录的墨水组合物，它包括该光固化墨水组合物；一种用于生产光固化材料的工艺，它包括制备该光固化组合物，并用在至少340纳米但不大于400纳米范围内具有光发射峰的光照射该光固化组合物；以及一种喷墨记录方法，它包括将墨水组合物排放到记录介质上，并用阳极辐射照射该墨水组合物。
• Photo-curable composition, ink composition, and inkjet recording method using the ink composition
  申请人：Fujifilm Corporation

  公开号：EP2145931A1

  公开（公告）日：2010-01-20

  A photo-curable composition including (A) a cationic polymerizable compound, (B) a sensitizing colorant represented by the following formula (1), and (C) an onium salt; an ink composition containing the photo-curable composition; an inkjet recording method using the ink composition are provided, and in formula (I), X represents O, S or NR, R represents a hydrogen atom, an alkyl group, or an acyl group, n represents 0 or 1, each of R1 to R8 independently represents a hydrogen atom, or a monovalent substituent.

  提供了一种光固化组合物，包括（A）阳离子可聚合化合物，（B）由下式（1）表示的感光着色剂和（C）鎓盐；一种含有该光固化组合物的墨水组合物；一种使用该墨水组合物的喷墨记录方法，在式(I)中，X代表O、S或NR，R代表氢原子、烷基或酰基，n代表0或1，R1至R8各自独立地代表氢原子或单价取代基。
• Ink-jet ink composition, and ink-jet recording method
  申请人：Fujifilm Corporation

  公开号：EP2154213A1

  公开（公告）日：2010-02-17

  An ink-jet ink composition containing the following components of (a), (b), and (c), and having a viscosity at 25°C in the range of from 5 mPa·s to 100 mPa·s, (a) a polymerizable compound, (b) a photopolymerization initiator, and (c) a sensitizer represented by the following formula (i): in the Formula (i), X represents O, S or NR; n represents an integer of 0 or 1; R represents a hydrogen atom, an alkyl group or an acyl group; each of R1, R2, R3, R4, R5, R6, R7 and R8 independently represents a hydrogen atom or a monovalent substituent, provided that any neighboring two of R1, R2, R3 and R4 may be bonded to each other to form a ring, and R5 and R7 or R8, or R6 and R7 or R8, may be bonded to each other to form an aliphatic ring but do not form an aromatic ring.

  一种喷墨墨水组合物，含有(a)、(b)和(c)中的下列成分，在 25℃时的粘度在 5 mPa-s 至 100 mPa-s 之间、 (a) 可聚合化合物、 (b) 光聚合引发剂，和 (c) 下式(i)所代表的敏化剂： 式（i）中，X 代表 O、S 或 NR；n 代表 0 或 1 的整数；R 代表氢原子、烷基或酰基；R1、R2、R3、R4、R5、R6、R7 和 R8 中的每一个独立地代表一个氢原子或一个一价取代基，但 R1、R2、R3 和 R4 中的任意相邻两个可相互键合形成一个环，R5 和 R7 或 R8 或 R6 和 R7 或 R8 可相互键合形成一个脂肪族环，但不形成一个芳香族环。
• Aqueous ink composition, aqueous ink composition for inkjet recording, and inkjet recording method
  申请人：Fujifilm Corporation

  公开号：EP2145932A1

  公开（公告）日：2010-01-20

  The present invention provides an aqueous ink composition including at least a sensitizing dye represented by the following Formula (i), an ethylenically unsaturated bond-containing water-soluble polymerizable compound, a polymerization initiator and water: wherein, in Formula (i), X represents O, S or NR; n represents an integer of 0 or 1; R represents a hydrogen atom, an alkyl group or an acyl group; each of R1, R2, R3, R4, R5, R6, R7 and R8 independently represents a hydrogen atom or a monovalent substituent, provided that any neighboring two of R1, R2, R3 and R4 may be bonded to each other to form a ring, and R5 and R7 or R8, or R6 and R7 or R8, may be bonded to each other to form an aliphatic ring but do not form an aromatic ring.

  本发明提供了一种水性油墨组合物，其中至少包括一种由下式(i)表示的敏化染料、一种含乙烯不饱和键的水溶性可聚合化合物、一种聚合引发剂和水： 其中，在式 (i) 中，X 代表 O、S 或 NR；n 代表 0 或 1 的整数；R 代表氢原子、烷基或酰基；R1、R2、R3、R4、R5、R6、R7 和 R8 中的每一个独立地代表一个氢原子或一个单价取代基，但 R1、R2、R3 和 R4 中的任意相邻两个可相互键合形成一个环，R5 和 R7 或 R8 或 R6 和 R7 或 R8 可相互键合形成一个脂肪族环，但不形成一个芳香族环。
• Iodine(III)-Mediated Tandem Acetoxylation−Cyclization of <i>o</i>-Acyl Phenols for the Facile Construction of α-Acetoxy Benzofuranones
  作者：Renhua Fan、Yi Sun、Yang Ye

  DOI：10.1021/ol902067x

  日期：2009.11.19

  An efficient tandem acetoxylation-cyclization of o-acylphenols mediated by the combination of iodobenzene diacetate with tetrabutylammonium iodide provides a new convenient and useful route to alpha-acetoxy benzofuranones.