(2-oxa-4-pentanyl)ketene | 634918-80-2

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: (2-oxa-4-pentanyl)ketene
• CAS: 634918-80-2
• 化学式: C₆H₈O₂
• 分子量: 112.128
• InChiKey: BPALWPWAJZSIHC-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1
• 重原子数：
  8
• 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：
  26.3
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  (2-oxa-4-pentanyl)ketene 以 叔丁醇 、 正戊烷 为溶剂， 反应 11.0h， 生成
  参考文献：
  名称：

  5-己烯基从硝酰基自由基加成到 4-戊烯基烯酮和来自丙烯酰基反应的环化

  摘要：

  光化学沃尔夫重排用于形成 5-取代-4-戊烯基烯酮 1a??1d (RCH=CHCH2XCH2CH=C=O: 1a R = H, X = CH2; 1b R = Ph, X = CH2; 1c R = c- Pr, X = CH2; 1d R = H, X = O), 其中...

  DOI：

  10.1139/v03-076
• 作为产物：
  描述：

  2-烯丙氧基-乙酸 在 草酰氯 作用下， 以 乙醚 、 二氯甲烷 、 正戊烷 为溶剂， 反应 5.0h， 生成 (2-oxa-4-pentanyl)ketene
  参考文献：
  名称：

  5-己烯基从硝酰基自由基加成到 4-戊烯基烯酮和来自丙烯酰基反应的环化

  摘要：

  光化学沃尔夫重排用于形成 5-取代-4-戊烯基烯酮 1a??1d (RCH=CHCH2XCH2CH=C=O: 1a R = H, X = CH2; 1b R = Ph, X = CH2; 1c R = c- Pr, X = CH2; 1d R = H, X = O), 其中...

  DOI：

  10.1139/v03-076

文献信息

• NOVEL AZO COMPOUND OR SALT, INK COMPOSITION CONTAINING SUCH AZO COMPOUND, AND COLORED MATERIAL
  申请人：NIPPON KAYAKU KABUSHIKI KAISHA

  公开号：EP1837377A1

  公开（公告）日：2007-09-26

  [Method for solving the problems] The present invention relates to an azo compound represented by the following Formula (1) in free acid form or a salt thereof, (wherein, D represents a residual group of aromatic ring or heterocyclic diazo components, R1 represents a hydrogen atom, a C1 to C4 alkyl group or a trifluoromethyl group, R2 represents a hydrogen atom, a cyano group or a carbamoyl group, R3, R4, R5 and R6 may be the same or different respectively and each represents a hydrogen atom, a C1 to C4 alkyl group substituted by a sulfonic acid group or a carboxyl group) and an ink composition characterized by comprising the same, and said composition is excellent in storage stability, exhibits orange color by itself and hue with highly vividness when used for inkjet recording, provides strong fastnesses such as light fastness and ozone fastness of a recorded article, and is suitable for inkjet recording.

  本发明涉及一种以游离酸形式或其盐形式表示的偶氮化合物，其由以下式（1）表示， （其中，D代表芳香环或杂环偶氮组分的残基，R1代表氢原子、C1到C4烷基或三氟甲基，R2代表氢原子、氰基或氨基甲酰基，R3、R4、R5和R6可以分别相同或不同，每个代表氢原子、由磺酸基或羧基取代的C1到C4烷基）以及由此组成的油墨组合物，所述组合物在储存稳定性方面表现出色，单独呈橙色，并在用于喷墨记录时具有高度生动的色调，提供了记录物品的耐光性和耐臭氧性等强大的牢固性，并适用于喷墨记录。
• Novel Azo Compound or Salt, Ink Composition Comprising Such Azo Compound, and Colored Article
  申请人：Ishii Yutaka

  公开号：US20080011191A1

  公开（公告）日：2008-01-17

  [Method for solving the problems]The present invention relates to an azo compound represented by the following Formula (1) in free acid form or a salt thereof, [KA 1] (wherein, D represents a residual group of aromatic ring or heterocyclic diazo components, R 1 represents a hydrogen atom, a C1 to C4 alkyl group or a trifluoromethyl group, R 2 represents a hydrogen atom, a cyano group or a carbamoyl group, R 3 , R 4 , R 5 and R 6 may be the same or different respectively and each represents a hydrogen atom, a C1 to C4 alkyl group substituted by a sulfonic acid group or a carboxyl group) and an ink composition characterized by comprising the same, and said composition is excellent in storage stability, exhibits orange color by itself and hue with highly vividness when used for inkjet recording, provides strong fastnesses such as light fastness and ozone fastness of a recorded article, and is suitable for inkjet recording.
• INKJET RECORDING INK
  申请人：HAKIRI Minoru

  公开号：US20130147876A1

  公开（公告）日：2013-06-13

  An inkjet recording ink including: water; a first pigment dispersion; a second pigment dispersion; and a penetrating agent, wherein the first pigment dispersion includes oxidized carbon black CB-1 dispersed therein with a pH of the first pigment dispersion adjusted to 6 to 8 with an alkali metal hydroxide, where the oxidized carbon black CB-1 is oxidized with ozone and has a volatile content of 10% to 20% and a BET specific surface area of 90 m 2 /g to 150 m 2 /g, and the second pigment dispersion includes carbon black CB-2 dispersed therein with a naphthalene sulfonic acid-formalin condensate, where the carbon black CB-2 has an average particle diameter (D50) of 50 nm to 180 nm as measured by a dynamic light scattering method and a standard deviation of particle diameters of the carbon black CB-2 is equal to or lower than ½ of the average particle diameter.
• US5703166A
  申请人：——

  公开号：US5703166A

  公开（公告）日：1997-12-30
• US5824746A
  申请人：——

  公开号：US5824746A

  公开（公告）日：1998-10-20