1,3,6,8-四氧代呋喃并[3,4-g][2]苯并呋喃-4,5-二甲酸 | 38784-63-3

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 异苯并呋喃
• 中文名称: 1,3,6,8-四氧代呋喃并[3,4-g][2]苯并呋喃-4,5-二甲酸
• 英文名称: Mellitic dianhydride
• 英文别名: 1,3,6,8-tetraoxofuro[3,4-e][2]benzofuran-4,5-dicarboxylic acid
• CAS: 38784-63-3
• 化学式: C₁₂H₂O₁₀
• 分子量: 306.14
• InChiKey: DIUALWFQMYOAFP-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -0.3
• 重原子数：
  22
• 可旋转键数：
  2
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  161
• 氢给体数：
  2
• 氢受体数：
  10

文献信息

• PROCESS FOR THE PREPARATION OF NITRO COMPOUNDS AND METHOD FOR THE REMOVAL OF NITROGEN DIOXIDE
  申请人：Daicel Chemical Industries, Ltd.

  公开号：EP1099684A1

  公开（公告）日：2001-05-16

  In the invented process for producing a nitro compound, an organic substrate and nitrogen dioxide are reacted in the presence of oxygen or are reacted in a molar ratio of nitrogen dioxide to the organic substrate of less than 1 to yield a corresponding nitro compound. The reaction may be performed in the presence of N-hydroxyphthalimide or other imide compounds. Such organic substrates include (a) aliphatic hydrocarbons, (b) alicyclic hydrocarbons, (c) non-aromatic heterocyclic compounds each having a carbon atom on a ring, which carbon atom is bonded to a hydrogen atom, (d) compounds each having a carbon-hydrogen bond at the adjacent position to an aromatic ring, and (e) compounds each having a carbon-hydrogen bond at the adjacent position to a carbonyl group. This process can efficiently nitrate an organic substrate even under relatively mild conditions.

  在制备硝基化合物的发明过程中，有机底物和二氧化氮在氧气存在下反应，或者在二氧化氮与有机底物的摩尔比小于1的情况下反应，以产生相应的硝基化合物。该反应可以在N-羟基邻苯二甲酰亚胺或其他亚酰胺化合物存在下进行。这样的有机底物包括(a) 脂肪烃，(b) 脂环烃，(c) 非芳香杂环化合物，每个环上的碳原子与氢原子相结合，(d) 每个化合物在芳香环旁边位置具有碳氢键，以及(e) 每个化合物在酮基旁边位置具有碳氢键。这个过程可以在相对温和的条件下有效地对有机底物进行硝化。
• [EN] METHOD FOR THE SYNTHESIS OF HETEROCYCLIC HYDROGEN PHOSPHINE OXIDE<br/>[FR] PROCÉDÉ POUR LA SYNTHÈSE D'UN OXYDE DE D'HYDROGÉNOPHOSPHINE HÉTÉROCYCLIQUE
  申请人：STRAITMARK HOLDING AG

  公开号：WO2016026871A1

  公开（公告）日：2016-02-25

  The present invention is related to a method for the synthesis of a heterocyclic hydrogen phosphine oxide, having the general formula (I), wherein: - R is a aliphatic or aromatic divalent group optionally comprising one or more heteroatoms and optionally comprising one or more substituents and - X and Y are independently selected from -O-, -C(O)O- and -NR'- wherein R' is a monovalent group optionally comprising one or more heteroatoms comprising the steps of: a) forming a reaction mixture by mixing a compound having the general formula HX-R-YH and tetraphosphorus hexaoxide; b) recovering the resulting compound comprising the heterocyclic hydrogen phosphine oxide.

  本发明涉及一种合成杂环氢膦氧化物的方法，其具有通式（I），其中：- R是一种脂肪或芳香双价基团，可选地包含一个或多个杂原子，也可选地包含一个或多个取代基；- X和Y分别选自-O-，-C（O）O-和-NR'-，其中R'是一种可选地包含一个或多个杂原子的单价基团，包括以下步骤：a）通过混合具有通式HX-R-YH和六氧化四磷的化合物形成反应混合物；b）回收包含杂环氢膦氧化物的所得化合物。
• Method of separating imide compound
  申请人：——

  公开号：US20020169331A1

  公开（公告）日：2002-11-14

  A reaction product and an imide compound can be separated from a reaction mixture obtained by reacting a substrate in the presence of the imide compound having an imide unit represented by the following formula (1): 1 wherein X represents an oxygen atom, a hydroxyl group or an acyloxy group by (A1) a solvent-crystallization step for crystallizing the imide compound with at least one solvent selected from the group consisting of a hydrocarbon, a chain ether and water, (A2) a cooling-crystallization step for crystallizing the reaction product by cooling, or (B) an extraction step for distributing the reaction product into a phase of a water-insoluble solvent and the imide compound into a phase of an aqueous solvent, respectively by using the aqueous solvent containing at least water and the water-insoluble solvent separable from the aqueous solvent. Further, the imide compound and the metal catalyst can be separated from a mixture containing the imide compound and the metal catalyst by (C) a solvent-crystallization step for crystallizing the imide compound by using a solvent for crystallization, (D) an absorption step for absorbing the metal catalyst by an absorption treatment, or (E) an extraction step for distributing the imide compound into a phase of a water-insoluble solvent and the metal catalyst into a phase of an aqueous solvent, respectively by using the aqueous solvent containing at least water and the water-insoluble solvent separable from the aqueous solvent.

  一种反应产物和一种亚酰亚胺化合物可以从通过在亚酰亚胺化合物存在的情况下将底物反应得到的反应混合物中分离出来，该亚酰亚胺化合物具有以下式（1）所表示的亚酰亚胺单元： 1 其中X代表氧原子、羟基或酰氧基 通过（A1）用羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和水等羟烃、链醚和
• Process for the preparation of organic compounds with manganese cataylsts or the like
  申请人：——

  公开号：US20020165416A1

  公开（公告）日：2002-11-07

  A process of the present invention produces an organic compound by allowing a compound containing an electron attractive group of following Formula (1): 1 wherein Y is an electron attractive group; and R b and R c are each a hydrogen atom or an organic group, where Y, R b and R c may respectively be combined with each other to form a ring with an adjacent carbon atom, to react with a compound containing an unsaturated carbon-carbon bond of following Formula (2) or 2 wherein R d , R e , R f , R g , R i and R j are each a hydrogen atom or an organic group, where R d , R e , R f and R g may respectively be combined to form a ring with one or two adjacent carbon atoms, and R i and R j may be combined to form a ring with adjacent two carbon atoms, in the presence of oxygen and a catalytic compound of a Group 5, 6, 7, 8 or 9 element of the Periodic Table of Elements to yield a compound of following Formula (3) or (8): 3 wherein Z is a hydrogen atom or a hydroxyl group; and Y, R b , R c , R d , R e , R f , R g , R i and R j have the same meanings as defined above. This process can efficiently produce a compound having an alkyl group or alkenyl group bonded at the alpha position of an electron attractive group, or a derivative thereof, by catalytic radical addition reaction.

  本发明的一种过程通过允许含有下式（1）中的电子亲合基团的化合物与含有下式（2）的不饱和碳-碳键的化合物在氧气和周期表元素的5、6、7、8或9族的催化化合物存在下反应，产生下式（3）或（8）的化合物： 其中Y是一个电子亲合基团；Rb和Rc分别是氢原子或有机基团，其中Y、Rb和Rc可以分别结合在一起形成与相邻碳原子的环；Rd、Re、Rf、Rg、Ri和Rj分别是氢原子或有机基团，其中Rd、Re、Rf和Rg可以分别结合在一起形成与一个或两个相邻碳原子的环，而Ri和Rj可以结合在一起形成与相邻两个碳原子的环。这个过程可以通过催化自由基加成反应高效地产生在电子亲合基团的α位结合有烷基或烯基基团的化合物，或其衍生物。
• Process for producing organic peroxides
  申请人：——

  公开号：US20040039215A1

  公开（公告）日：2004-02-26

  A process of the invention allows a cycloalkane to react with oxygen in the presence of a catalytic imide compound having an N-hydroxy (or N-oxo) cyclic imide skeleton and thereby yields a corresponding bis(1-hydroxycycloalkyl)peroxide. The catalytic imide compound includes, for example, a compound represented by following Formula (1): 1 wherein R 1 and R 2 are each, for example, a hydrogen atom, a halogen atom, an alkyl group, an aryl group or a cycloalkyl group, where R 1 and R 2 may be combined to form a double bond, an aromatic or non-aromatic ring; and X is an oxygen atom or a hydroxyl group. The cycloalkane includes, for example, a cycloalkane having from 5 to 15 members. The invention can easily produce bis(1-hydroxycycloalkyl)peroxide from an inexpensive material.

  该发明的一个过程允许环烷烃在催化亚胺化合物的存在下与氧气发生反应，从而产生相应的双(1-羟基环烷基)过氧化物。催化亚胺化合物包括例如由以下化学式(1)表示的化合物：其中R1和R2可以分别是氢原子、卤素原子、烷基、芳基或环烷基，其中R1和R2可以结合形成双键、芳香环或非芳香环；X是氧原子或羟基。环烷烃包括例如具有5至15个成员的环烷烃。该发明可以从廉价材料轻松生产双(1-羟基环烷基)过氧化物。