3-(2,2-dimethyldihydrobenzofuran-5-yl)-5,7-di-tert-butylbenzofuran-2-one | 155061-64-6

• 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-(2,2-dimethyldihydrobenzofuran-5-yl)-5,7-di-tert-butylbenzofuran-2-one
• 英文别名: 5,7-ditert-butyl-3-(2,2-dimethyl-3H-1-benzofuran-5-yl)-3H-1-benzofuran-2-one
• CAS: 155061-64-6
• 化学式: C₂₆H₃₂O₃
• 分子量: 392.538
• InChiKey: HALJWSYZCURVPB-UHFFFAOYSA-N

物化性质

• 沸点：
  435.8±45.0 °C(predicted)
• 密度：
  1.083±0.06 g/cm3(Temp: 20 °C; Press: 760 Torr)(predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  7
• 重原子数：
  29
• 可旋转键数：
  3
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.5
• 拓扑面积：
  35.5
• 氢给体数：
  0
• 氢受体数：
  3

反应信息

• 作为产物：
  描述：

  4-methallyloxymandelic acid 、 2,4-二叔丁基苯酚 在 甲烷磺酸 、 溶剂黄146 作用下， 以 乙醇 为溶剂， 生成 3-(2,2-dimethyldihydrobenzofuran-5-yl)-5,7-di-tert-butylbenzofuran-2-one
  参考文献：
  名称：

  3-(Dihydrobenzofuran-5-yl)benzofuran-2-ones as stabilizers

  摘要：

  化合物的新型式如下 (1) ##STR1## 其中，R.sub.1 是氢、烷基或芳基烷基，R.sub.2 到 R.sub.5 独立地是氢、氯、烷基苯基烷基、芳基、环烷基、烷氧基、烷硫基、羟基、氨基或取代氨基，R.sub.6 是氢，R.sub.7 和 R.sub.8 是氢或烷基，R.sub.9 和 R.sub.9 ' 是氢、烷基或苯基，而 R.sub.10 是氢或烷基。这些化合物被用作稳定剂，以保护有机材料免受热、氧化或光诱导的降解。

  公开号：

  US05428177A1

文献信息

• FILM FOR DISPLAY, POLARIZING PLATE AND MANUFACTURING METHOD THEREOF, AND LIQUID CRYSTAL DISPLAY
  申请人：KAWABE Satomi

  公开号：US20070227652A1

  公开（公告）日：2007-10-04

  A film for a display comprising a cellulose ester and a compound represented by Formula (I) or (Ia).

  一种用于显示器的膜，包括纤维素酯和由公式(I)或(Ia)所代表的化合物。
• Polarizer protective film, manufacturing method thereof, polarizing plate and liquid crystal display
  申请人：Murakami Takashi

  公开号：US20070254115A1

  公开（公告）日：2007-11-01

  A polarizer protective film comprising: a cellulose ester; a saccharide ester having an ester of compound (A), the compound (A) having one furanose structure or one pyranose structure in the molecule, wherein all or a part of OH groups in the compound (A) are esterified, or an ester of compound (B), the compound (B) having two to twelve of at least one of a furanose structure and a pyranose structure bonded in the molecule, wherein all or a part of OH groups in the compound (B) are esterified; and a compound represented by Formula (R) or (Ra):

  一种偏光保护膜，包括：纤维素酯；一种糖酯，其具有化合物(A)的酯，化合物(A)在分子中具有一个呋喃糖结构或一个吡喃糖结构，其中化合物(A)中的所有或部分OH基团被酯化，或化合物(B)的酯，化合物(B)在分子中具有两个至十二个呋喃糖结构和/或吡喃糖结构之一，其中化合物(B)中的所有或部分OH基团被酯化；以及由公式(R)或(Ra)表示的化合物：
• 3-(Dihydrobenzofuran-5-yl)benzofuran-2-one als Stabilisatoren
  申请人：Ciba Specialty Chemicals Holding Inc.

  公开号：EP0589839B1

  公开（公告）日：2000-05-10
• Method for producing optical film
  申请人：IRIE Yasushi

  公开号：US20080122128A1

  公开（公告）日：2008-05-29

  A method for producing an optical film is disclosed. A cellulose ester, a sugar ester prepared by esterification of a sugar compound formed by 1 to 12 of structures selected by a furanose structure and a pyranose structure and an acryl type polymer having a weight average molecular weight of from 5,000 to 30,000 are subjected to melt-casting.
• OPTICAL FILM, METHOD OF MANUFACTURING THE SAME, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE
  申请人：Kawabe Satomi

  公开号：US20090246416A1

  公开（公告）日：2009-10-01

  In the present invention, provided is an optical film exhibiting less generation of horseback failure, winding core transfer and wrinkles on a film when starting winding, and also provided is a manufacturing method thereof, further together with a polarizing plate and a liquid crystal display device exhibiting high contrast. Also disclosed is an optical film possessing a cellulose ester and a UV absorbent represented by the following Formula (1): wherein R 1 represents R 2 represents a methyl group, a t-butyl group, a t-amyl group or a t-octyl group; R 3 represents a substituent; each of R 4 and R 5 represents a hydrogen atom or a substituent; m is an integer of 0-3; and n is an integer of 0-4.