ethyl 3,4-diamino-5-methylbenzoate | 856839-94-6

• 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: ethyl 3,4-diamino-5-methylbenzoate
• CAS: 856839-94-6
• 化学式: C₁₀H₁₄N₂O₂
• 分子量: 194.233
• InChiKey: ZNNMJQQUCULFCK-UHFFFAOYSA-N

物化性质

• 沸点：
  394.2±37.0 °C(Predicted)
• 密度：
  1.179±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.1
• 重原子数：
  14
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.3
• 拓扑面积：
  78.3
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  ethyl 3,4-diamino-5-methylbenzoate 在 potassium hydroxide 作用下， 以 乙醇 为溶剂， 反应 9.0h， 生成 ethyl 2-n-propylthio-4-methyl-1H-benzimidazole-6-carboxylate
  参考文献：
  名称：

  Synthesis of Several New 2-Substituted Benzimidazoles

  摘要：

  合成了一系列新的 2-取代乙基-4-甲基-1 H-苯并咪唑-6-羧酸盐，并确定了一个 X 射线晶体结构，证明合成方法是可靠的。

  DOI：

  10.3184/174751915x14357663684593
• 作为产物：
  描述：

  4-氨基-3-甲基苯甲酸 在 盐酸 、 氯化亚砜 、 sodium dithionite 、 硝酸 、 三乙胺 作用下， 以 乙醇 、 二氯甲烷 、 水 为溶剂， 反应 94.5h， 生成 ethyl 3,4-diamino-5-methylbenzoate
  参考文献：
  名称：

  Synthesis of Several New 2-Substituted Benzimidazoles

  摘要：

  合成了一系列新的 2-取代乙基-4-甲基-1 H-苯并咪唑-6-羧酸盐，并确定了一个 X 射线晶体结构，证明合成方法是可靠的。

  DOI：

  10.3184/174751915x14357663684593

文献信息

• [EN] 5- OR 6-SUBSTITUTED BENZIMIDAZOLE DERIVATIVES AS INHIBITORS OF RESPIRATORY SYNCYTIAL VIRUS REPLICATION<br/>[FR] DERIVES DE BENZIMIDAZOLE SUBSTITUES EN 5- OU 6- UTILISES EN TANT QU'INHIBITEURS DE LA REPLICATION DU VIRUS RESPIRATOIRE SYNCITIAL
  申请人：TIBOTEC PHARM LTD

  公开号：WO2005058874A1

  公开（公告）日：2005-06-30

  The present invention concerns 5- or 6-substituted-benzimidazole derivatives having inhibitory activity on the replication of the respiratory syncytial virus and having the formula (I) a prodrug, N-oxide, addition salt, quaternary amine, metal complex or stereochemically isomeric form thereof wherein Q is Ar2, R6, pyrrolidinyl substituted with R6, piperidinyl substituted with R6 or homopiperidinyl substituted with R6, G is a direct bond or optionally substituted C1-10alkanediyl; R1 is Arl or a monocyclic or bicyclic heterocycle; one of R 2a and R2b is cyanoCl-6alkyl, cyanoC2-6alkenyl, Ar3Cl-6alkyl, Het­-C1-6alky1, N(R8aR8b)Cl-6alkyl, Ar3C2-6alkenyl, Het-C2-6alkenyl, Ar3 aminoCl-6alkyl, Het­aminoCl-6alkyl, Ar3thioC1-6 alkyl, Het-thioC1-6alkyl, Ar3sulfonylC1-6 alkyl, Het­sulfonylC1-6alkyl, Ar3aminocarbonyl, Het-aminocarbonyl, Ar3(CH2)naminocarbonyl, Het-(CH2)naminocarbonyl, Ar3carbonylamino, Het-carbonylamino, Ar3(CH2)ncarbonylamino, Het-(CH2)ncarbonylamino, and the other one of R2a and R2b is hydrogen; in case R2a is hydrogen, then R3 is hydrogen; in case R2b is hydrogen, the R3 is hydrogen or C1-6alkyl. It further concerns their preparation and compositions comprising them, as well as their use as a medicine.

  本发明涉及对呼吸道合胞病毒复制具有抑制活性的5-或6-取代苯并咪唑衍生物，其具有���下式(I)的结构：一种前药、N-氧化物、加成盐、季铵盐、金属配合物或其立体化异构体，其中Q为Ar2、R6、用R6取代的吡咯烷基、用R6取代的哌啶基或用R6取代的环己胺基，G为直链键或可选择取代的C1-10烷二基；R1为Arl或单环或双环杂环；R2a和R2b中的一个为氰基C1-6烷基、氰基C2-6烯基、Ar3C1-6烷基、Het-C1-6烷基、N(R8aR8b)C1-6烷基、Ar3C2-6烯基、Het-C2-6烯基、Ar3氨基C1-6烷基、Het氨基C1-6烷基、Ar3硫基C1-6烷基、Het-硫基C1-6烷基、Ar3磺酰基C1-6烷基、Het-磺酰基C1-6烷基、Ar3氨基羰基、Het-氨基羰基、Ar3(CH2)n氨基羰基、Het-(CH2)n氨基羰基、Ar3羰基氨基、Het-羰基氨基、Ar3(CH2)n羰基氨基、Het-(CH2)n羰基氨基，R2a和R2b中的另一个为氢；如果R2a为氢，则R3为氢；如果R2b为氢，则R3为氢或C1-6烷基。本发明还涉及它们的制备和包含它们的组合物，以及它们作为药物的用途。
• [EN] AMINOBENZIMIDAZOLES AND BENZIMIDAZOLES AS INHIBITORS OF RESPIRATORY SYNCYTIAL VIRUS REPLICATION<br/>[FR] AMINOBENZIMIDAZOLES ET BENZIMIDAZOLES UTILISES EN TANT QU'INHIBITEURS DE LA REPLICATION DU VIRUS SYNCYTIAL RESPIRATOIRE
  申请人：TIBOTEC PHARM LTD

  公开号：WO2005058869A1

  公开（公告）日：2005-06-30

  Aminobenzimidazoles and benzimidazoles having inhibitory activity on RSV replication and having the formula (I) the prodrugs, N-oxides, addition salts, quaternary amines, metal complexes and stereochemically isomeric forms thereof; wherein G is a direct bond or C1-10alkanediyl optionally substituted with one or more hydroxy, C1-6alkyloxy, Ar1Cl-6alkyloxy, C1-6alkylthio, Ar1C1-6alkylthio, HO(-CH2-CH2-O)n-, C1-6alkyloxy(-CH2-M2-O)n- or Ar1Cl-6alkyloxy(-CH2-C2-O)n-; R1 is Ar1 or a monocyclic or bicyclic heterocycle; Q is hydrogen, amino or mono- or di(C1-4alkyl)amino; one of R2a and R3a is selected from halo, optionally mono- or polysubstituted C1-6alkyl, optionally mono- or polysubstituted C2-6alkenyl, nitro, hydroxy, Ar2, N(R4aR4b), N(R4aR4b)sulfonyl, N(R4aR4b)carbonyl, C1-6alkyloxy, Ar2oxy, Ar2C1-6alkyloxy, carboxyl, C1-6alkyloxycarbonyl, or -C(=Z)Ar2; and the other one of R2a and R3a is hydrogen; in case R2a is different from hydrogen then R2b is hydrogen, C1-6alkyl or halogen and R3b is hydrogen; in case R3a is different from hydrogen then R3b is hydrogen, C1-6alkyl or halogen and R2b is hydrogen. Compositions containing these compounds as active ingredient and processes for preparing these compounds and compositions.

  氨基苯并咪唑和对RSV复制具有抑制活性的苯并咪唑，其具有式(I)的前药、N-氧化物、加合盐、季铵盐、金属配合物和立体化学异构体形式；其中G是直接键或C1-10烷二基，可选地取代一个或多个羟基、C1-6烷氧基、Ar1Cl-6烷氧基、C1-6烷基硫氧基、Ar1C1-6烷基硫氧基、HO(-CH2-CH2-O)n-、C1-6烷氧基(-CH2-M2-O)n-或Ar1Cl-6烷氧基(-CH2-C2-O)n-；R1是Ar1或单环或双环杂环；Q是氢、氨基或单或双(C1-4烷基)氨基；R2a和R3a中的一个选择自卤素、可选地单或多取代的C1-6烷基、可选地单或多取代的C2-6烯基、硝基、羟基、Ar2、N(R4aR4b)、N(R4aR4b)磺酰基、N(R4aR4b)羰基、C1-6烷氧基、Ar2氧基、Ar2C1-6烷氧基、羧基、C1-6烷氧羰基或-C(=Z)Ar2；R2a和R3a中的另一个是氢；如果R2a不同于氢，则R2b是氢、C1-6烷基或卤素，而R3b是氢；如果R3a不同于氢，则R3b是氢、C1-6烷基或卤素，而R2b是氢。含有这些化合物作为活性成分的组合物以及制备这些化合物和组合物的方法。
• Aminobenzimidazoles and benzimidazoles as inhibitors of respiratory syncytial virus replication
  申请人：Bonfanti Jean-Francois

  公开号：US20070099924A1

  公开（公告）日：2007-05-03

  Aminobenzimidazoles and benzimidazoles having inhibitory activity on RSV replication and having the formula the prodrugs, N-oxides, addition salts, quaternary amines, metal complexes and stereochemically isomeric forms thereof, wherein G is a direct bond or C 1-10 alkanediyl optionally substituted with one or more hydroxy, C 1-6 alkyloxy, Ar 1 C 1-6 alkyloxy, C 1-6 alkylthio, Ar 1 C 1-6 alkylthio, HO(—CH 2 —CH 2 —O) n —, C 1-6 alkyloxy(—CH 2 —CH 2 —O) n — or Ar 1 C 1-6 alkyloxy(—CH 2 —CH 2 —O) n —; R 1 is Ar 1 or a monocyclic or bicyclic heterocycle; Q is hydrogen, amino or mono- or di(C 1-4 alkyl)amino; one of R 2a and R 3a is selected from halo, optionally mono- or polysubstituted C 1-6 alkyl, optionally mono- or polysubstituted C 2-6 alkenyl, nitro, hydroxy, Ar 2 , N(R 4a R 4b ), N(R 4a R 4b )sulfonyl, N(R 4a R 4b )carbonyl, C 1-6 alkyloxy, Ar 2 oxy, Ar 2 C 1-6 alkyloxy, carboxyl, C 1-6 alkyloxycarbonyl, or —C(═Z)Ar 2 ; and the other one of R 2a and R 3a is hydrogen; in case R 2a is different from hydrogen then R 2b is hydrogen, C 1-6 alkyl or halogen and R 3b is hydrogen; in case R 3a is different from hydrogen then R 3b is hydrogen, C 1-6 alkyl or halogen and R 2b is hydrogen. Compositions containg these compounds as active ingredient and processes for preparing these compounds and compositions.

  具有RSV复制抑制活性的氨基苯并咪唑和苯并咪唑，其具有以下公式的前药，N-氧化物，加成盐，季铵盐，金属配合物和立体化学异构体形式，其中G是直接键或C1-10烷二基，可选地取代一个或多个羟基，C1-6烷氧基，Ar1C1-6烷氧基，C1-6烷基硫基，Ar1C1-6烷基硫基，HO（-CH2-CH2-O）n-，C1-6烷氧基（-CH2-CH2-O）n-或Ar1C1-6烷氧基（-CH2-CH2-O）n-; R1是Ar1或单环或双环杂环; Q是氢，氨基或单或双（C1-4烷基）氨基之一; R2a和R3a中的一个选自卤素，可选择单或多取代的C1-6烷基，可选择单或多取代的C2-6烯基，硝基，羟基，Ar2，N（R4aR4b），N（R4aR4b）磺酰基，N（R4aR4b）羰基，C1-6烷氧基，Ar2氧基，Ar2C1-6烷氧基，羧基，C1-6烷氧羰基或-C（═Z）Ar2; R2a和R3a中的另一个是氢; 在R2a不同于氢的情况下，R2b是氢，C1-6烷基或卤素，而R3b是氢; 在R3a不同于氢的情况下，R3b是氢，C1-6烷基或卤素，而R2b是氢。含有这些化合物作为活性成分的组合物以及制备这些化合物和组合物的过程。
• AMINOBENZIMIDAZOLES AND BENZIMIDAZOLES AS INHIBITORS OF RESPIRATORY SYNCYTIAL VIRUS REPLICATION
  申请人：Tibotec Pharmaceuticals Ltd.

  公开号：EP1697343B1

  公开（公告）日：2009-07-01
• 5- OR 6-SUBSTITUTED BENZIMIDAZOLE DERIVATIVES AS INHIBITORS OF RESPIRATORY SYNCYTIAL VIRUS REPLICATION
  申请人：Tibotec Pharmaceuticals

  公开号：EP1697347B1

  公开（公告）日：2011-02-23