ethyl 4-chloro-6-methoxy-1,5-naphthyridine-3-carboxylate | 162220-96-4

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二氮杂萘
• 英文名称: ethyl 4-chloro-6-methoxy-1,5-naphthyridine-3-carboxylate
• 英文别名: 4-chloro-6-methoxy-[1,5]naphthyridine-3-carboxylic acid ethyl ester
• CAS: 162220-96-4
• 化学式: C₁₂H₁₁ClN₂O₃
• 分子量: 266.684
• InChiKey: GOHQELXFJUGXNN-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.4
• 重原子数：
  18
• 可旋转键数：
  4
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  61.3
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  ethyl 4-chloro-6-methoxy-1,5-naphthyridine-3-carboxylate 在 水 、 sodium hydroxide 、 盐酸 作用下， 以 四氢呋喃 、 水 为溶剂， 反应 15.0h， 以96%的产率得到4-chloro-6-methoxy-[1,5]naphthyridine-3-carboxylic acid
  参考文献：
  名称：

  [EN] TRICYCLIC ANTIBIOTICS
  [FR] ANTIBIOTIQUES TRICYCLIQUES

  摘要：

  化合物的化学式（I）：其中A1代表-O-，-S-或-N-R3；A2代表-CH2-，-O-，-N-R4，-C（=O）-或-CH（O-R4）-；A3代表C3-C8环烷基；饱和和不饱和的含有1、2或3个氮、氧和硫杂原子的4至8元杂环二基，其中该基A3未取代或取代；A4代表C1-C4烷基，C2-C4烯基，>C=O或从-C2H4NH-，-C2H4O-和-C2H4S-中选择的一个基团，通过碳原子与相邻的NR5基团连接；G代表芳基或杂芳基，未取代或取代，R1和R2相互独立地代表氢或从羟基，卤素，巯基，氰基，硝基，C1-C6烷基，C1-C6烷氧基，C1-C6烷硫基，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杂环烷基羰氧基，C1-C6杂烷氧基中选择的取代基，其中杂烷基，杂烷氧基或杂环烷基包括1、2或3个从氮、氧和硫中选择的杂原子，在这些取代基中，烷基基未取代或进一步取代；R3，R4和R5相互独立地代表氢或C1-C6烷基；X1和X2相互独立地代表氮原子或CR2，但至少X1和X2中的一个代表氮原子；m为1；（CH2）m基团可选地通过C1-C4烷基，卤素，羧基，羟基，C1-C4烷氧基，C1-C4-烷基羰氧基，氨基，单烷基或双烷基氨基或酰胺基n为0，1或2或其药学上可接受的盐，适用于作为治疗细菌感染的药物。

  公开号：

  WO2011073378A1
• 作为产物：
  描述：

  4-Hydroxy-6-methoxy-[1,5]naphthyridine-3-carboxylic Acid Ethyl Ester 在 三氯氧磷 作用下， 生成 ethyl 4-chloro-6-methoxy-1,5-naphthyridine-3-carboxylate
  参考文献：
  名称：

  Condensed 4-aminopyridines with antirheumatic activity

  摘要：

  化学式I的化合物及其药学上可接受的盐，其中A或B中的一个代表N，另一个代表N或C--R.sub.3；R.sub.1代表氢、卤素、烷基、羟基、羧烯基、烷氧羰基烯基、羟基烷基、羧基烷基、烷氧羰基烷基、烷氧基、卤代烷基、羧基、烷氧羰基、烷酰胺基或氨基烯基；R.sub.2代表氢、烷基、卤素、烷氧基、羟基、烷酰氧基或苯氧基；R.sub.3代表氢或烷基；R.sub.4代表氢、卤素、烷氧羰基、氰基、苄氧羰基、烷酰基、苯甲酰基、烷基、羧基、烷硫基或氨基甲酰；R.sub.5代表氢或烷基；R.sub.9代表氢或烷基；R.sub.10代表苯基、吡啶基或嘧啶基，被OR.sub.6取代，并且可选择进一步取代，其中R.sub.6代表氢、烷基、烷氧羰基或氨基，脂环烃、苯基、环烷基烷基、芳基烷基或吡啶基；或当R.sub.10代表苯基时，OR.sub.6代表单糖基或双糖基；这些化合物是抗风湿药物。揭示了含有这些化合物的组合物和制备它们的方法。

  公开号：

  US05780482A1

文献信息

• Condensed 4-aminopyridines with antirheumatic activity
  申请人：Knoll Aktiengesellschaft

  公开号：US05780482A1

  公开（公告）日：1998-07-14

  Compounds of formula I ##STR1## and pharmaceutically acceptable salts thereof in which one of A or B represents N and the other represents N or C--R.sub.3 ; R.sub.1 represents hydrogen, halo, alkyl, hydroxy, carboxyalkenyl, alkoxycarbonylalkenyl, hydroxyalkyl, carboxyalkyl, alkoxycarbonylalkyl, alkoxy, halogenated alkyl, carboxy, alkoxycarbonyl, alkanoylamino or carbamoylalkenyl; R.sub.2 represents hydrogen, alkyl, halo, alkoxy, hydroxy, alkanoyloxy, or phenoxy; R.sub.3 represents hydrogen or alkyl; R.sub.4 represents hydrogen, halo, alkoxycarbonyl, cyano, benzyloxycarbonyl, alkanoyl, benzoyl, alkyl, carboxy, alkylthio or carbamoyl; R.sub.5 represents hydrogen or alkyl; R.sub.9 represents hydrogen or alkyl; R.sub.10 represents phenyl, pyridyl or pyrimidinyl substituted by OR.sub.6 and optionally further substituted wherein R.sub.6 represents hydrogen, alkyl, alkoxycarbonyl or carbamoyl, alicyclic hydrocarbon, phenyl, cycloalkylalkyl, arylalkyl or pyridyl; or when R.sub.10 represents phenyl, OR.sub.6 represents a monosaccharide group or a disaccharide group; which are antirheumatic agents. Compositions containing these compounds and processes to prepare them are also disclosed.

  化学式I的化合物及其药学上可接受的盐，其中A或B中的一个代表N，另一个代表N或C--R.sub.3；R.sub.1代表氢、卤素、烷基、羟基、羧烯基、烷氧羰基烯基、羟基烷基、羧基烷基、烷氧羰基烷基、烷氧基、卤代烷基、羧基、烷氧羰基、烷酰胺基或氨基烯基；R.sub.2代表氢、烷基、卤素、烷氧基、羟基、烷酰氧基或苯氧基；R.sub.3代表氢或烷基；R.sub.4代表氢、卤素、烷氧羰基、氰基、苄氧羰基、烷酰基、苯甲酰基、烷基、羧基、烷硫基或氨基甲酰；R.sub.5代表氢或烷基；R.sub.9代表氢或烷基；R.sub.10代表苯基、吡啶基或嘧啶基，被OR.sub.6取代，并且可选择进一步取代，其中R.sub.6代表氢、烷基、烷氧羰基或氨基，脂环烃、苯基、环烷基烷基、芳基烷基或吡啶基；或当R.sub.10代表苯基时，OR.sub.6代表单糖基或双糖基；这些化合物是抗风湿药物。揭示了含有这些化合物的组合物和制备它们的方法。
• 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。
• TRICYCLIC ANTIBIOTICS
  申请人：Gaucher Bérangère

  公开号：US20120245345A1

  公开（公告）日：2012-09-27

  Compound of formula (I): wherein A1 represents —O—, —S— or —N—R3; A2 represents —CH 2 —, —O—, —N—R4, —C(═O)— or —CH(O—R4)—; A3 represents 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 A3 is unsubstituted or substituted; A4 represents C 1 -C 4 alkylene, C 2 -C 4 alkenylene, >C═O or a group selected from —C 2 H 4 NH—, —C 2 H 4 O—, and —C 2 H 4 S— being linked to the adjacent NR5-group via the carbon atom; and G represents aryl or heteroaryl, which is un-substituted or substituted and R1 and R2 independently of one another, represent hydrogen or a substituent selected from hydroxy, halogen, mercapto, cyano, nitro, C 1 -C 6 alkyl, C 1 -C 6 alkoxy, C 1 -C 6 alkylthio, C 1 -C 6 alkylcarbonyloxy, C 1 -C 6 alkylsulfonyloxy, C 1 -C 6 heteroalkylcarbonyloxy, C5-C 6 heterocyclylcarbonyloxy, C 1 -C 6 heteroalkoxy, 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; R3, R4 and R5 independently of one another, represent hydrogen or C 1 -C 6 alkyl; X1 and X2 independently of one another, represent a nitrogen atom or CR2, with the proviso that at least one of X1 and X2 represents a nitrogen atom; m is 1; and the (CH2)m moiety is optionally substituted by C 1 -C 4 alkyl; halogen, carboxy, hydroxy, C 1 -C 4 alkoxy, C 1 -C 4 -alkylcarbonyloxy, amino, mono- or di-(C 1 -C 4 alkyl)amino or acylamino n is 0, 1 or 2 or pharmaceutically acceptable salt thereof are valuable for use as a medicament for the treatment of bacterial infections.

  化合物的公式（I）：其中A1代表—O—、—S—或—N—R3；A2代表—CH2—、—O—、—N—R4、—C（═O）—或—CH（O—R4）—；A3代表C3-C8环烷基、饱和和不饱和的4至8元杂环二基，其中1、2或3个杂原子选自氮、氧和硫，该基团A3未取代或取代；A4代表C1-C4烷基、C2-C4烯基、>C═O或从—C2H4NH—、—C2H4O—和—C2H4S—中选择的基团，通过碳原子与相邻的NR5基团连接；G代表芳基或杂芳基，未取代或取代，R1和R2独立地代表氢或来自羟基、卤素、硫醇基、氰基、硝基、C1-C6烷基、C1-C6烷氧基、C1-C6烷硫氧基、C1-C6烷基羰酸酯氧基、C1-C6烷基磺酸酯氧基、C1-C6杂烷基羰酸酯氧基、C5-C6杂环烷基羰酸酯氧基、C1-C6杂烷氧基，其中杂烷基、杂烷氧基或杂环烷基包含1、2或3个选自氮、氧和硫的杂原子，在这些取代基中，烷基基团未取代或进一步取代；R3、R4和R5独立地代表氢或C1-C6烷基；X1和X2独立地代表氮原子或CR2，但至少其中之一代表氮原子；m为1；（CH2）m基团可选择地被C1-C4烷基、卤素、羧基、羟基、C1-C4烷氧基、C1-C4烷基羰酸酯氧基、氨基、单或双-(C1-C4烷基)氨基或酰胺基取代；n为0、1或2或其药学上可接受的盐，用作治疗细菌感染的药物。
• Bicyclic antibiotics
  申请人：Gaucher Berangere

  公开号：US08716280B2

  公开（公告）日：2014-05-06

  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.

  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环基，这些化合物表现出对致病菌的良好活性。
• 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。