4-[(1,3-Dioxo-2-benzofuran-5-yl)sulfanyl]-2-benzofuran-1,3-dione

• 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: 4-[(1,3-Dioxo-2-benzofuran-5-yl)sulfanyl]-2-benzofuran-1,3-dione
• 英文别名: 4-[(1,3-dioxo-2-benzofuran-5-yl)sulfanyl]-2-benzofuran-1,3-dione
• 化学式: C₁₆H₆O₆S
• 分子量: 326.3
• InChiKey: CWJZFXPQNKOWNL-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.7
• 重原子数：
  23
• 可旋转键数：
  2
• 环数：
  4.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  112
• 氢给体数：
  0
• 氢受体数：
  7

文献信息

• Gas separation membrane, gas separation module, gas separation device, and gas separation method
  申请人：FUJIFILM Corporation

  公开号：US10040035B2

  公开（公告）日：2018-08-07

  Provided are a gas separation membrane which includes a gas separation layer formed to include a polyimide compound and in which the polyimide compound includes a repeating unit represented by the following Formula (I), a gas separation module, a gas separation device, and a gas separation method using the same. In Formula (I), R represents a group having a specific structure. R3 represents a specific substituent group. A1 to A3 represent a hydrogen atom or a specific substituent group, but all of A1 to A3 do not represent a hydrogen atom at the same time. In this case, at least one of R3, A1, A2, and A3 represents a specific polar group.

  本发明提供了一种气体分离膜，该膜包括由聚酰亚胺化合物形成的气体分离层，其中聚酰亚胺化合物包括由下式（I）表示的重复单元；还提供了一种气体分离组件、一种气体分离装置和一种使用该膜的气体分离方法。 式（I）中，R 代表具有特定结构的基团。R3 代表特定的取代基。A1 至 A3 代表氢原子或特定取代基，但所有 A1 至 A3 不同时代表氢原子。 在这种情况下，R3、A1、A2 和 A3 中至少有一个代表特定的极性基团。
• Gas separation composite membrane, gas separation module, gas separation device, gas separation method, and method of producing gas separation composite membrane
  申请人：FUJIFILM Corporation

  公开号：US10226743B2

  公开（公告）日：2019-03-12

  Provided are a gas separation composite membrane including a gas separation layer which is formed to include a polyimide compound on the upper side of a gas permeating support, in which the solubility of the polyimide compound in dimethylacetamide at 20° C. is 20 mg/100 g or less, and the thickness of the gas separation layer is 0.1 μm or greater and less than 5.0 μm, a method of producing the same, a gas separation module using the gas separation composite membrane, a gas separation device, and a gas separation method.

  本发明提供了一种气体分离复合膜，包括气体分离层，该气体分离层是在气体渗透支架的上侧形成的，其中包括聚酰亚胺化合物，聚酰亚胺化合物在 20° C 时在二甲基乙酰胺中的溶解度为 20 mg/100 g 或以下，气体分离层的厚度为 0.1 μm 或以上且小于 5.0 μm；本发明还提供了一种生产方法、一种使用该气体分离复合膜的气体分离组件、一种气体分离装置和一种气体分离方法。
• Method for producing gas separation composite membrane, liquid composition, gas separation composite membrane, gas separation module, gas separation apparatus, and gas separation method
  申请人：FUJIFILM Corporation

  公开号：US10654005B2

  公开（公告）日：2020-05-19

  The method for producing a gas separation composite membrane includes applying a mixed liquid containing compounds (a) and (b) below onto a porous support to form a coating film and curing the coating film to form a crosslinked polysiloxane compound layer: (a) a particular crosslinkable polysiloxane compound having a structural unit (a1), a structural unit (a2), and a structural unit (a3) or (a4), and (b) a particular crosslinkable polysiloxane compound having a structural unit (b1), a structural unit (b2), and a structural unit (b3) or (b4), where R1a to R1f and R2a to R2f represent a particular group and * represents a particular linking site.

  生产气体分离复合膜的方法包括将含有以下化合物（a）和（b）的混合液体涂抹在多孔支架上以形成涂膜，并固化涂膜以形成交联聚硅氧烷化合物层： (a) 具有结构单元(a1)、结构单元(a2)和结构单元(a3)或(a4)的特定可交联聚硅氧烷化合物，和 (b) 具有结构单元(b1)、结构单元(b2)和结构单元(b3)或(b4)的特定可交联聚硅氧烷化合物、 其中 R1a 至 R1f 和 R2a 至 R2f 代表一个特定的组，* 代表一个特定的连接点。
• GAS SEPARATION COMPOSITE MEMBRANE AND METHOD OF PRODUCING THE SAME, AND GAS SEPARATING MODULE, GAS SEPARATION APPARATUS AND GAS SEPARATION METHOD USING THE SAME
  申请人：FUJIFILM Corporation

  公开号：US20140130667A1

  公开（公告）日：2014-05-15

  A gas separation composite membrane, containing a gas-permeable supporting layer and a gas separating layer containing a crosslinked polyimide resin over the gas-permeable supporting layer, in which the crosslinked polyimide resin is formed by a polyimide compound being crosslinked by a radically crosslinkable functional group thereof, and a ratio [η] of a crosslinked site to an imide group of the polyimide compound (the number of crosslinked sites/the number of imide groups) in the crosslinked polyimide resin is 0.0001 or more and 0.45 or less; a method of producing the same; and a gas separating module, a gas separation apparatus and a gas separation method using the same.
• GAS SEPARATION COMPOSITE MEMBRANE AND GAS SEPARATING MODULE, GAS SEPARATION APPARATUS AND GAS SEPARATION METHOD USING THE SAME
  申请人：FUJIFILM Corporation

  公开号：US20140130668A1

  公开（公告）日：2014-05-15

  A gas separation composite membrane, containing a gas-permeable supporting layer and a gas separating layer containing a crosslinked polyimide resin over the gas-permeable supporting layer, in which the crosslinked polyimide resin has structure in which a polyimide compound is crosslinked through a specific crosslinking chain, the specific crosslinking chain has at least one kind of linking group selected from the group consisting of —NR a C(═O)—, —NR b C(═O)O—, —CH 2 OCH 2 —, —CH 2 SCH 2 —, —OC(═O)O—, —C(═O)O − N + (R c ) 3 —, —SO 3 − N + (R d ) 3 — and —PO 3 − N + (R e ) 3 —, and R a , R b , R c , R d and R e each independently represent a hydrogen atom or a substituent.