(3,4-dimethoxy-2-nitro-phenylamino)-acetic acid | 1236222-58-4

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: (3,4-dimethoxy-2-nitro-phenylamino)-acetic acid
• 英文别名: (3,4-Dimethoxy-2-nitro-phenylamino)-acetic acid；2-(3,4-dimethoxy-2-nitroanilino)acetic acid
• CAS: 1236222-58-4
• 化学式: C₁₀H₁₂N₂O₆
• 分子量: 256.215
• InChiKey: OHVVXIKSRYWHED-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.8
• 重原子数：
  18
• 可旋转键数：
  5
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.3
• 拓扑面积：
  114
• 氢给体数：
  2
• 氢受体数：
  7

反应信息

• 作为反应物：
  描述：

  (3,4-dimethoxy-2-nitro-phenylamino)-acetic acid 在 钯 作用下， 以 甲醇 为溶剂， 反应 16.0h， 以to afford 7,8-dimethoxy-3,4-dihydro-1H-quinoxalin-2-one as an off-white solid (0.46 g, 52% yield)的产率得到7,8-dimethoxy-3,4-dihydro-1H-quinoxalin-2-one
  参考文献：
  名称：

  Bicyclic antibiotics

  摘要：

  公式I的抗菌化合物，其中X1、X3、X4和X6各自独立地表示氮原子或CR2，但至少有一个X1、X3、X4和X6表示氮原子；X2表示C-H、C-(C1-C6烷基)、C-(C1-C6烷氧基)、C-卤素、C-COOH；X5表示C-H或C-(C1-C6烷基)、C-卤素；A1、A2、A3、R1和R4表示各种取代基，G表示未取代或取代的芳基或杂环基，这些化合物表现出良好的抗病原菌活性。

  公开号：

  US09133219B2
• 作为产物：
  描述：

  3,4-dimethoxy-2-nitroaniline 、 溴乙酸 在 氨 、 水 作用下， 反应 16.0h， 以to afford (3,4-dimethoxy-2-nitro-phenylamino)-acetic acid as a red solid (1.1 g, 34% yield)的产率得到(3,4-dimethoxy-2-nitro-phenylamino)-acetic acid
  参考文献：
  名称：

  Bicyclic antibiotics

  摘要：

  公式I的抗菌化合物，其中X1、X3、X4和X6各自独立地表示氮原子或CR2，但至少有一个X1、X3、X4和X6表示氮原子；X2表示C-H、C-(C1-C6烷基)、C-(C1-C6烷氧基)、C-卤素、C-COOH；X5表示C-H或C-(C1-C6烷基)、C-卤素；A1、A2、A3、R1和R4表示各种取代基，G表示未取代或取代的芳基或杂环基，这些化合物表现出良好的抗病原菌活性。

  公开号：

  US09133219B2

文献信息

• [EN] NOVEL BICYCLIC ANTIBIOTICS<br/>[FR] NOUVEAUX ANTIBIOTIQUES BICYCLIQUES
  申请人：BASILEA PHARMACEUTICA AG

  公开号：WO2010084152A1

  公开（公告）日：2010-07-29

  Compounds of formula (I) wherein X1, X3; X4 and X6, each independently of the others, represents a nitrogen atom or CR2, with the proviso that at least one of X1, X3; X4 and X6 represents a nitrogen atom; X2 represents C-H, C-(C1-C6alkyl), C-(C1-C6alkoxy), C-halogen, C-COOH; X5 represents C-H or C-(C1-C6alkyl), C-halogen; R1 and R2, independently of one another, represent hydrogen or a substituent selected from hydroxy, halogen, carboxy, amino, C1-C6alkylamino, di(C1-C6alkyl)amino, mercapto, cyano, nitro, C1-C6alkyl, C1-C6alkoxy, C1-C6alkylthio, C1-C6alkylamino- carbonyloxy, C2-C6alkenyl, C2-C6alkynyl, C1-C6alkylcarbonyloxy, C1-C6alkyl- sulfonyloxy, C1 -C6heteroalkylcarbonyloxy, C5-C6heterocyclylcarbonyloxy, C1-C6heteroalkyl, C1-C6heteroalkoxy, wherein heteroalkyl, heteroalkoxy groups or heterocyclyl comprise 1, 2 or 3 heteroatoms selected from nitrogen, oxygen and sulphur, in which substituents the alkyl moieties are unsubstituted or further substituted by halogeno, cyano, hydroxy, C1-C4alkoxy, C1-C4alkylcarbonyl, C1-C4alkoxycarbonyl, unsubstituted or substituted phenoxy or phenylcarbonyl, unsubstituted or substituted C5-C6heterocyclyl or carboxy; A1 represents a divalent group of one of the formulae -O-(CH2)m-(CH2)-, -S-(CH2)m-(CH2)- or -(C=O)O-(CH2)m-(CH2)-, wherein the (CH2)m moiety is optionally substituted by C1-C4alkyl, C2-C4alkenyl, C3-C6cycloalkyl, C3-C6cycloalkylmethyl, morpholinomethyl, halogen, carboxy, hydroxy, C1-C4alkoxy; C1 -C4alkoxyC1 -C4alkyl, C1 -C4alkoxy(C1 -C4alkylenoxy)C1 -C4alkyl, benzyloxyC1 - C4alkyl, amino, mono- or di-(C1-C4alkyl)amino or acylamino, in which substituents the alkyl moieties can be further substituted by 1 or more fluoro atoms m is 0, 1 or 2, provided that the number of atoms in the direct chain between the two terminal valencies of A1 is at least 3, which group A1 is linked to A2 via the terminal (CH2)-moiety; A2 is a group selected from C3-C8cycloalkylene; saturated and unsaturated 4 to 8- membered heterocyclodiyl with 1, 2 or 3 heteroatoms selected from nitrogen, oxygen and sulphur, which group A2 is unsubstituted or substituted; R4 represents hydrogen or C1 -C4alkyl; A3 represents C1-C4alkylene, C2-C4alkenylene, >C=O, -C(O)C1-C3alkylene-, -C(=O)NH-, or a group selected from -C2H4NH-, -C2H4O-, and -C2H4S- being linked to the adjacent NR4-group via the carbon atom; and G represents aryl or heteroaryl, which is unsubstituted or substituted and n is 0, 1 or 2; or a pharmaceutically acceptable salts, hydrates or solvates thereof are valuable antibacterial agents.

  式(I)中的化合物，其中X1、X3、X4和X6，每个独立地代表氮原子或CR2，但X1、X3、X4和X6中至少有一个代表氮原子；X2代表C-H、C-(C1-C6烷基)、C-(C1-C6烷氧基)、C-卤素、C-COOH；X5代表C-H或C-(C1-C6烷基)、C-卤素；R1和R2独立地代表氢或从羟基、卤素、羧基、氨基、C1-C6烷基氨基、二(C1-C6烷基)氨基、巯基、氰基、硝基、C1-C6烷基、C1-C6烷氧基、C1-C6烷硫基、C1-C6烷基氧基羰氧、C2-C6烯基、C2-C6炔基、C1-C6烷基羰氧、C1-C6烷基磺酰氧、C1-C6杂烷基羰氧、C5-C6杂环烷基羰氧、C1-C6杂烷基、C1-C6杂烷氧基中选择的取代基；A1代表以下式之一的二价基团：-O-(CH2)m-(CH2)-、-S-(CH2)m-(CH2)-或-(C=O)O-(CH2)m-(CH2)-，其中(CH2)m基团可选择地由C1-C4烷基、C2-C4烯基、C3-C6环烷基、C3-C6环烷基甲基、吗啉基甲基、卤素、羧基、羟基、C1-C4烷氧基；C1-C4烷氧基C1-C4烷基、C1-C4烷氧基(C1-C4烷氧基)C1-C4烷基、苄氧基C1-C4烷基、氨基、单或二-(C1-C4烷基)氨基或酰胺基取代，其中取代基的烷基基团可以进一步由1个或多个氟原子取代；m为0、1或2，前提是A1的两个末端价的直链中的原子数至少为3，该基团A1通过末端(CH2)-基团与A2连接；A2是选择自C3-C8环烷基烯；饱和和不饱和的含氮、氧和硫的1、2或3个杂原子的4至8环杂环二基团，该基团A2未取代或取代；R4代表氢或C1-C4烷基；A3代表C1-C4亚烷基、C2-C4烯亚烷基、>C=O、-C(O)C1-C3烷基-、-C(=O)NH-，或选择自-C2H4NH-、-C2H4O-和-C2H4S-的基团，通过碳原子与相邻的NR4基团连接；G代表芳香族或杂芳基，未取代或取代，n为0、1或2；或其药学上可接受的盐、水合物或溶剂合物是有价值的抗菌剂。
• Novel Bicyclic Antibiotics
  申请人：Gaucher Berangere

  公开号：US20120040957A1

  公开（公告）日：2012-02-16

  Compounds of formula (I) wherein X1, X3; X4 and X6, each independently of the others, represents a nitrogen atom or CR2, with the proviso that at least one of X1, X3; X4 and X6 represents a nitrogen atom; X2 represents C—H, C—(C1-C6alkyl), C—(C1-C6alkoxy), C-halogen, C—COOH; X5 represents C—H or C—(C1-C6alkyl), C-halogen; R1 and R2, independently of one another, represent hydrogen or a substituent selected from hydroxy, halogen, carboxy, amino, C1-C6alkylamino, di(C1-C6alkyl)amino, mercapto, cyano, nitro, C1-C6alkyl, C1-C6alkoxy, C1-C6alkylthio, C1-C6alkylamino-carbonyloxy, C2-C6alkenyl, C2-C6alkynyl, C1-C6alkylcarbonyloxy, C1-C6alkyl-sulfonyloxy, C1-C6heteroalkylcarbonyloxy, C5-C6heterocyclyl-carbonyloxy, C1-C6heteroalkyl, C1-C6heteroalkoxy, wherein heteroalkyl, heteroalkoxy groups or heterocyclyl comprise 1, 2 or 3 heteroatoms selected from nitrogen, oxygen and sulphur, in which substituents the alkyl moieties are unsubstituted or further substituted by halogeno, cyano, hydroxy, C1-C4alkoxy, C1-C4alkylcarbonyl, C1-C4alkoxycarbonyl, unsubstituted or substituted phenoxy or phenylcarbonyl, unsubstituted or substituted C5-C6heterocyclyl or carboxy; A1 represents a divalent group of one of the formulae —O—(CH 2 ) m —(CH 2 )—, —S—(CH 2 ) m —(CH 2 )— or —(C═O)O—(CH 2 ) m —(CH 2 )—, wherein the (CH 2 ) m moiety is optionally substituted by C1-C4alkyl, C2-C4alkenyl, C3-C6cycloalkyl, C3-C6cycloalkylmethyl, morpholinomethyl, halogen, carboxy, hydroxy, C1-C4alkoxy; C1-C4alkoxyC1-C4alkyl, C1-C4alkoxy(C1-C4alkylenoxy)C1-C4alkyl, benzyloxyC1-C4alkyl, amino, mono- or di-(C1-C4alkyl)amino or acylamino, in which substituents the alkyl moieties can be further substituted by 1 or more fluoro atoms m is 0, 1 or 2, provided that the nunber of atoms in the direct chain between the two terminal valencies of A 1 is at least 3, which group A 1 is linked to A 2 via the terminal (CH 2 )-moiety; A 2 is a group selected from C 3 -C 8 cycloalkylene; saturated and unsaturated 4 to 8 -membered heterocyclodiyl with 1, 2 or 3 heteroatoms selected from nitrogen, oxygen and sulphur, which group A 2 is unsubstituted or substituted; R 4 represents hydrogen or C 1 -C 4 alkyl; A 3 represents C 1 -C 4 alkylene, C 2 -C 4 alkenylene, >C═O, —C(O)C 1 -C 3 alkylene-, —C(═O)NH—, or a group selected from —C 2 H 4 NH—, —C 2H 4 O—, and —C 2 H 4 S— being linked to the adjacent NR 4 -group via the carbon atom; and G represents aryl or heteroaryl, which is unsubstituted or substituted and n is 0, 1 or 2; or a pharmaceutically acceptable salts, hydrates or solvates thereof are valuable antibacterial agents.

  化合物式(I)中，其中X1、X3、X4和X6分别独立地表示氮原子或CR2，但至少其中一个表示氮原子；X2表示C-H、C-(C1-C6烷基)、C-(C1-C6烷氧基)、C-卤素、C-COOH；X5表示C-H或C-(C1-C6烷基)、C-卤素；R1和R2独立地表示氢或从羟基、卤素、羧基、氨基、C1-C6烷基氨基、二(C1-C6烷基)氨基、巯基、氰基、硝基、C1-C6烷基、C1-C6烷氧基、C1-C6烷基硫基、C1-C6烷基氨基羰氧基、C2-C6烯基、C2-C6炔基、C1-C6烷基羰氧基、C1-C6烷基磺酰氧基、C1-C6杂烷基羰氧基、C5-C6杂环基羰氧基、C1-C6杂烷基、C1-C6杂烷氧基中选择的取代基，其中杂烷基、杂烷氧基或杂环基包括1、2或3个从氮、氧和硫选择的杂原子，在这些取代基中，烷基基团未取代或进一步取代为卤代、氰基、羟基、C1-C4烷氧基、C1-C4烷基羧基、C1-C4烷氧羰基、未取代或取代的苯氧基或苯基羧基、未取代或取代的C5-C6杂环基或羧基；A1表示一个二价基团，其中之一为式之一的基团-O-(CH2)m-(CH2)-、-S-(CH2)m-(CH2)-或-(C═O)O-(CH2)m-(CH2)-，其中(CH2)m基团可以选择地被C1-C4烷基、C2-C4烯基、C3-C6环烷基、C3-C6环烷基甲基、吗啉基甲基、卤素、羧基、羟基、C1-C4烷氧基取代；C1-C4烷氧基C1-C4烷基、C1-C4烷氧基(C1-C4烷氧基)C1-C4烷基、苄氧基C1-C4烷基、氨基、单取代或双取代(C1-C4烷基)氨基或酰基氨基，在这些取代基中，烷基基团可以进一步取代1个或多个氟原子，m为0、1或2，前提是A1的两个端面价之间的直链原子数至少为3，该基团A1通过端面(CH2)基团与A2相连；A2是选择自C3-C8环烷基、饱和和不饱和的1、2或3个从氮、氧和硫选择的杂环二基，该基团A2未取代或取代；R4表示氢或C1-C4烷基；A3表示C1-C4烷基、C2-C4烯基、>C═O、-C(O)C1-C3烷基、-C(═O)NH-或选择自-C2H4NH-、-C2H4O-和-C2H4S-的基团，通过碳原子与相邻的NR4基团相连；G表示未取代或取代的芳基或杂芳基，其中n为0、1或2；或其药学上可接受的盐、水合物或溶剂。这些化合物是有价值的抗菌剂。
• NOVEL BICYCLIC ANTIBIOTICS
  申请人：Basilea Pharmaceutica AG

  公开号：US20140221348A1

  公开（公告）日：2014-08-07

  The antibacterial compound of formula I wherein X1, X3; X4 and X6, each independently of the others, represents a nitrogen atom or CR2, with the proviso that at least one of X1, X3; X4 and X6 represents a nitrogen atom; X2 represents C—H, C—(C1-C6alkyl), C—(C1-C6alkoxy), C-halogen, C—COOH; X5 represents C—H or C—(C1-C6alkyl), C-halogen; A1, A2, A3, R1 and R4 represent various substituents, G represents aryl or heteroaryl, which is unsubstituted or substituted which compounds show good activity against pathogenic bacteria.

  化合物I的抗菌化合物其中X1、X3、X4和X6分别独立地表示氮原子或CR2，但至少其中一个表示氮原子；X2表示C-H、C-(C1-C6烷基)、C-(C1-C6烷氧基)、C-卤素、C-COOH；X5表示C-H或C-(C1-C6烷基)、C-卤素；A1、A2、A3、R1和R4表示各种取代基；G表示未取代或取代的芳基或杂芳基，这些化合物对病原菌表现出良好的活性。
• Ionizing-radiation-responsive compositions, methods, and systems
  申请人：Boyden Edward S.

  公开号：US20090104179A1

  公开（公告）日：2009-04-23

  A method, composition and system respond to ionizing radiation to adjust biological activity. In some approaches the ionizing radiation is X-ray or extreme ultraviolet radiation that produces luminescent responses that induce biologically active responses.
• Photoresponsive Sunscreen Composition
  申请人：Walzel Bernd

  公开号：US20120148647A1

  公开（公告）日：2012-06-14

  The present invention relates to a composition containing a sunscreen agent capable of undergoing protonation or deprotonation to form a protonated or deprotonated, respectively, sunscreen agent which absorbs, scatters or reflects more or less UV radiation than it does before being protonated or deprotonated, respectively, and a photoresponsive acid or base generating system which is capable of protonating or deprotonating, respectively, said sunscreen agent when the composition is exposed to UV radiation. Further subject matter of the present invention is a microcapsule comprising a sunscreen agent capable of undergoing protonation or deprotonation to form a protonated or deprotonated, respectively, sunscreen agent which absorbs, scatters or reflects more or less UV radiation than said sunscreen agent does before being protonated or deprotonated, respectively, wherein said sunscreen agent is present in said microcapsule substantially in its protonated or deprotonated form that absorbs, scatters or reflects less UV radiation than said sunscreen agent does upon protonation or deprotonation, respectively. The composition and microcapsule according to the invention are particularly useful for providing sunscreen formulations for cosmetic applications and for providing dermatological formulations for medical applications.