4-chloro-1,2-dihydroxy-5-nitrobenzene | 76844-97-8

• 分子结构分类: 有机化合物 - 苯类化合物 - 酚类
• 英文名称: 4-chloro-1,2-dihydroxy-5-nitrobenzene
• 英文别名: 4-chloro-5-nitro-pyrocatechol；4-Chlor-5-nitro-brenzcatechin；5-Chlor-4-nitro-1.2-dihydroxy-benzol；4-chloro-5-nitrocatechol；4-chloro-5-nitrobenzene-1,2-diol
• CAS: 76844-97-8
• 化学式: C₆H₄ClNO₄
• 分子量: 189.555
• InChiKey: RNWLXOJRHDTWJS-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  86.3
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  4-chloro-1,2-dihydroxy-5-nitrobenzene 在 铜 sodium hydroxide 、 sodium hydride 作用下， 以 N,N-二甲基甲酰胺 为溶剂， 反应 7.5h， 生成 6-nitro-7-phenoxy-2,3-dihydro-1,4-benzodioxin-2-ylmethanol
  参考文献：
  名称：

  Hiroshi, Itazaki; Kawasaki, Akiko; Matsuura, Munenori, Chemical and pharmaceutical bulletin, 1988, vol. 36, # 9, p. 3387 - 3403

  摘要：

  DOI：
• 作为产物：
  描述：

  2,2-二甲基-1,3-苯并二恶茂烷 在 硫酸 、 水 、 硝酸 、 乙酸酐 、 氯 作用下， 生成 4-chloro-1,2-dihydroxy-5-nitrobenzene
  参考文献：
  名称：

  Slooff, Recueil des Travaux Chimiques des Pays-Bas, 1935, vol. 54, p. 995,999

  摘要：

  DOI：

文献信息

• MODIFIER FOR AROMATIC POLYESTER AND AROMATIC POLYESTER RESIN COMPOSITION COMPRISING THE SAME
  申请人：TABATA Masayoshi

  公开号：US20110224343A1

  公开（公告）日：2011-09-15

  The present invention provides a modifier for aromatic polyesters which enhances the melt fluidity of aromatic polyesters without a significant decrease in the heat resistance of the aromatic polyesters, and an aromatic polyester resin composition including the modifier for aromatic polyesters. The present invention relates to a modifier for aromatic polyesters comprising polyhydric phenol residues and residues of aromatic polycarboxylic acid, acid halide or acid anhydride thereof, and the modifier comprises a material having a structure composed of a first residue selected from the group consisting of divalent residues represented by Formula (I): —Ar—W 1 x —Ar— and by Formula (II): —Ar—, the first residues being bonded to two identical or different second residues selected from the group consisting of monovalent residues represented by Formula (III): and monovalent residues represented by Formula (IV): —O—C(O)—R 7 —.

  本发明提供了一种用于芳香族聚酯的改性剂，可以增强芳香族聚酯的熔融流动性，而不明显降低芳香族聚酯的耐热性，以及包括该改性剂的芳香族聚酯树脂组合物。本发明涉及一种用于芳香族聚酯的改性剂，包括多羟基酚残基和芳香族多羧酸、酸卤或其酸酐残基，该改性剂包括具有以下结构的材料：第一残基，选择自由式(I)所代表的二价残基：—Ar—W1x—Ar—和自由式(II)所代表的：—Ar—，第一残基与选择自由式(III)所代表的单价残基：和自由式(IV)所代表的单价残基：—O—C(O)—R7—的两个相同或不同的第二残基结合。
• Nitrogenated fused ring derivative, pharmaceutical composition comprising the same, and use of the same for medical purposes
  申请人：Kissei Pharmaceutical Co., Ltd.

  公开号：US08217069B2

  公开（公告）日：2012-07-10

  [Purpose] The present invention provides compounds useful as agents for the prevention or treatment of a sex hormone-dependent disease or the like. [Solution] The present invention provides nitrogen-containing fused ring derivatives represented by the following general formula (I) which has a GnRH antagonistic activity, prodrugs, salts, pharmaceutical compositions containing the same, medicinal uses thereof and the like. In the formula (I), rings A and B are independently aryl or heteroaryl; RA and RB are independently halogen, cyano, alkyl, alkylsulfonyl, —OW1, —SW1, —COW2, —NW3W4, —SO2NW3W4, aryl, etc.; RC is H or alkyl; E is oxygen atom, etc.; U is single bond or alkylene; and X is Y, —CO—Y, —SO2—Y, —S-(alkylene)-Y, —O-(alkylene)-Y, —SO2-(alkylene)-Y, etc.; Y is Z or amino, etc.; and Z is cycloalkyl, heterocycloalkyl, aryl, heteroaryl, etc.

  [目的] 本发明提供一种化合物，可用作预防或治疗性激素依赖性疾病或类似疾病的药物。 [解决方案] 本发明提供一种氮杂环融合衍生物，其表示为以下通式（I），具有GnRH拮抗活性，包括前药、盐、含有该化合物的制药组合物、药用用途等。 在式（I）中，环A和环B分别是芳基或杂芳基；RA和RB分别是卤素、氰基、烷基、烷基磺酰基、—OW1、—SW1、—COW2、—NW3W4、—SO2NW3W4、芳基等；RC是氢或烷基；E是氧原子等；U是单键或烷基；X是Y、—CO—Y、—SO2—Y、—S-（烷基）-Y、—O-（烷基）-Y、—SO2-（烷基）-Y等；Y是Z或氨基等；Z是环烷基、杂环烷基、芳基、杂芳基等。
• AROMATIC POLYESTER
  申请人：Muroran Institute of Technology

  公开号：EP2479203A1

  公开（公告）日：2012-07-25

  The present invention provides an aromatic polyester which is substantially free from the occurrence of coloration and retains significantly high transparency even after being thermally processed at high temperature and which has high flowability. The aromatic polyester contains a polyhydric phenol residue and a residue of any one of aromatic polycarboxylic acid, halide thereof, and anhydride thereof, and terminals of the aromatic polyester have a structure represented by the formula -C(O)-R. The aromatic polyester has an end-capping rate of 90% or higher and a weight average molecular weight (Mw) ranging from 3,000 to 1,000,000.

  本发明提供了一种芳香族聚酯，该聚酯基本上不会发生着色，即使在高温热加工后仍能保持明显的高透明度，并且具有高流动性。芳香族聚酯含有多羟基苯酚残留物和芳香族多羧酸、其卤化物和其酸酐中任意一种的残留物，芳香族聚酯的端基具有式 -C(O)-R 所代表的结构。芳香族聚酯的端盖率为 90% 或更高，重量平均分子量（Mw）为 3,000 至 1,000,000 之间。
• NITROGENATED FUSED RING DERIVATIVE, PHARMACEUTICAL COMPOSITION COMPRISING THE SAME, AND USE OF THE SAME FOR MEDICAL PURPOSES
  申请人：Kissei Pharmaceutical Co., Ltd.

  公开号：EP2143724B1

  公开（公告）日：2013-12-11
• Quelet; Ezz, Bulletin de la Societe Chimique de France, 1959, p. 349,351
  作者：Quelet、Ezz

  DOI：——

  日期：——