1-Ethyl-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic acid | 1233243-55-4

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 唑类
• 英文名称: 1-Ethyl-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic acid
• 英文别名: 1-ethyl-6,6-dimethyl-5,7-dihydro-4H-indazole-3-carboxylic acid
• CAS: 1233243-55-4
• 化学式: C₁₂H₁₈N₂O₂
• 分子量: 222.287
• InChiKey: DBHBYKBXRWNWQD-UHFFFAOYSA-N

物化性质

• 沸点：
  378.8±42.0 °C(Predicted)
• 密度：
  1.22±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2.5
• 重原子数：
  16
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.67
• 拓扑面积：
  55.1
• 氢给体数：
  1
• 氢受体数：
  3

反应信息

• 作为反应物：
  描述：

  1-Ethyl-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic acid 在 1-羟基苯并三唑 、 盐酸-N-乙基-Nˊ-(3-二甲氨基丙基)碳二亚胺 、 三乙胺 、 三氯氧磷 作用下， 以 二甲基亚砜 、 N,N-二甲基甲酰胺 为溶剂， 反应 19.0h， 生成 tert-butyl 3-(((1-(5-(1-ethyl-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indazol-3-yl)-1,2,4-oxadiazol-3-yl)-1,2,3,4-tetrahydroquinolin-6-yl)methyl)amino)propionate
  参考文献：
  名称：

  [EN] OXADIAZOLE DERIVATIVE, PREPARATION METHOD THEREFOR AND USE THEREOF
  [FR] DÉRIVÉ D'OXADIAZOLE, SON PROCÉDÉ DE PRÉPARATION ET SON UTILISATION
  [ZH] 一种噁二唑衍生物及其制备方法和用途

  摘要：

  一种噁二唑衍生物及其制备方法和用途，所述噁二唑衍生物具有式一所示结构。该噁二唑衍生物对S1P1具有非常好的激动作用，可以用于治疗或预防例如多发性硬化症、炎症性肠炎、类风湿性关节炎、特应性皮炎、移植性抗宿主病或银屑病等自身免疫性疾病。

  公开号：

  WO2023179366A1
• 作为产物：
  描述：

  3,3-二甲基环己酮 在 水 、 sodium 、 三乙胺 、 sodium hydroxide 作用下， 以 乙醇 为溶剂， 反应 4.25h， 生成 1-Ethyl-6,6-dimethyl-4,5,6,7-tetrahydro-1H-indazole-3-carboxylic acid
  参考文献：
  名称：

  New oxadiazole derivatives

  摘要：

  本发明涉及式(I)的化合物，或其药用可接受的盐或N-氧化物： 及其用于治疗可以通过鞘氨醇-1-磷酸(S1P1)受体激动剂改善的疾病。

  公开号：

  EP2366702A1

文献信息

• [EN] NEW OXADIAZOLE DERIVATIVES<br/>[FR] NOUVEAUX DÉRIVÉS D'OXADIAZOLE
  申请人：ALMIRALL SA

  公开号：WO2011113578A1

  公开（公告）日：2011-09-22

  The present invention relates to an oxadiazole derivative of formula (I)1 or a pharmaceutically acceptable salt or N-oxide thereof: wherein, R1 represents a hydrogen atom, a C1-2 alkyl group or a C3-4 cycloalkyl-C1-2 alkyl group, both R2 and R3 represent a C1-2 alkyl group; Ra represents a hydrogen atom or a C1-2 alkyl group; Rb represents a hydrogen atom, a C1-2 alkyl group, a C3-4, cycloalkyl group, a carboxy group, a carbamoyl group or a -CF3 group; Rc represents a linear or branched C2.5 alkyl group substituted with one substituent selected from a hydroxy group, a triazolyl group and a -P(O)(OH)2 group; a -(CH2)(1-2)-C(O)OR' group; a -NR'R" group; a -(CH2)(1-2NR'R" group; a -(CH2)(1-2)-NHC(O)R" group; a -(CH2)(2-4)NH-(CH2)(1-3)-NR'R" group; or a -O-(CH2)(2-3)NR'R" group, wherein: R' represents a hydrogen atom or a C1-2 alkyl group, R" represents a hydrogen atom; a C5-6 cycloalkyl group substituted with a carboxy group; a 5- to 6-membered saturated heterocyclic ring containing one nitrogen atom and substituted with a carboxy(C1-2alkyl) group; or a C1-2 alkyl group optionally substituted by one or more substituents selected from halogen atoms, hydroxy groups, methyl groups, amino groups, carbamoyl groups and carboxy groups; or R' and R" together with the nitrogen atom to which they are attached form (a) a 4 to 6 membered saturated or unsaturated heterocyclic group, which contains, as heteroatom, one N atom and, optionally, one further N atom and which heterocyclic group is substituted with one or more substituents selected from a halogen atom, a hydroxy group, a methyl group, an oxy group and a carboxy group, or (b) a 5 membered heteroaryl group which contains, as heteroatom, one N atom and, optionally, one or more further N atoms and which heteroaryl group is optionally substituted with one substituent selected from an amino group and a carboxy group.

  本发明涉及式(I)1的噁二唑衍生物或其药用盐或N-氧化物：其中，R1表示氢原子，C1-2烷基或C3-4环烷基-C1-2烷基；R2和R3都表示C1-2烷基；Ra表示氢原子或C1-2烷基；Rb表示氢原子，C1-2烷基，C3-4环烷基，羧基，脒基或- CF3基；Rc表示用羟基，三唑基和-O-(OH)2基中选择的一个取代基取代的直链或支链C2.5烷基；-(CH2)(1-2)-C(O)OR'基；-NR'R"基；-( )(1-2)NR'R"基；-( )(1-2)-NHC(O)R"基；-( )(2-4)NH-( )(1-3)-NR'R"基；或-O-( )(2-3)NR'R"基，其中：R'表示氢原子或C1-2烷基，R"表示氢原子；用羧基取代的C5-6环烷基；含有一个氮原子并用羧基(C1-2烷基)基团取代的5至6元饱和杂环；或用卤素原子，羟基，甲基，氨基，脒基和羧基中选择的一个或多个取代基取代的C1-2烷基；或R'和R"与它们连接的氮原子一起形成(a)含有一个N原子和一个或多个N原子的4至6元饱和或非饱和杂环，该杂环被卤素原子，羟基，甲基，氧基和羧基中的一个或多个取代基取代，或(b)含有一个N原子和一个或多个N原子的5元杂芳基，该杂芳基可被氨基和羧基中的一个取代基取代。
• 1,2,4-oxadiazole derivatives and their therapeutic use
  申请人：Laboratorios Almirall, S.A.

  公开号：EP2202232A1

  公开（公告）日：2010-06-30

  New derivatives of general formula (I), or pharmaceutically acceptable salts or N-oxides thereof wherein, A is selected from the group consisting of -N-, -O- and -S-; B and C are independently selected from the group consisting of-N- and -O-, with the proviso that at least two of A, B and C are nitrogen atoms; G1 is selected from the group consisting of -CH2-, -NH- and -O-; G2 is selected from the group consisting of -NR4- and -O-; R1 represents: ➢ a 8 to 10 membered bicyclic N-containing heteroaryl group optionally substituted with a C1-4 carboxyalkyl group or a C1-4 aminoalkyl group, ➢ a pyridyl group optionally substituted with one or more substituents selected from hydroxy groups, C1-4 alkyl groups, C1-4 carboxyalkyl groups, C1-4 haloalkyl groups, C1-4 alkoxy groups, amino groups, C1-4 aminoalkyl groups and C1-4 aminoalkoxy groups, ➢ a pyridone group substituted with one or more C1-4 alkyl groups; C1-4 haloalkyl groups or C1-4 aminoalkyl groups, or ➢ a group of formula: wherein: • Ra represents a hydrogen atom, a halogen atom, a C1-4 alkyl group, C3-4 cycloalkyl group or a -CF3 group; • Rb represents a hydrogen atom, a halogen atom, a C14 alkyl group, a -CF3 group or a C1-4 alkoxy group; • Rd represents a hydrogen atom, a C1-4 alkyl group or a C1-4 alkoxy group; • Rc represents: ○ a hydrogen atom, a C1-4 hydroxyalkyl group, a C1-4 aminoalkyl group which is optionally substituted with one or more substituents selected from halogen atoms, hydroxy groups and -CF3 groups; ○ a 4 to 6-membered saturated N-containing heterocyclic ring optionally substituted with a C1-2 carboxyalkyl group; ○ -(CH2)(0-4)-C(O)OR', -(CH2)(0-4)-C(O)NR'R", -(CH2)(0-4)-NHC(O)R", -S(O)2NR'R", -O-(CH2)(2-4)NR'R", -O-(CH2)(1-4)C(O)OR", -O-(CH2)(1-4)-C(O)NR'R", -(CH2)(0-4)-NR'R", -(CH2)(0-4)-CONHS(O)2R', -(CH2)(0-4)-NHS(O)2R' or -(CH2)(0-3)-N H-(CH2)(1-3)-(NH)(0-1)S(O)2R' wherein, ■ R' represents a hydrogen atom or a C1-4 alkyl group, ■ R" represents a hydrogen atom, a C1-4 alkyl group, a C3-4 cycloalkyl group, a C1-4 carboxyalkyl group, a C1-4 haloalkyl group, a C1-4 hydroxyalkyl group or a 6 membered, saturated N-containing heterocyclic ring, or ■ R' and R" together with the nitrogen atom to which they are attached from a 4 to 6 membered heterocyclic group which contains, as heteroatoms, one N atom and, optionally, one further atom selected from N and O, and which is optionally substituted with a carboxy or a C1-4 carboxyalkyl group, or Rc together with Rd form a C5-6 cycloalkyl group optionally substituted by a -NHRf group, wherein Rf is selected from the group consisting of a hydrogen atom and a carboxymethyl group; R2 and R3 are independently selected from the group consisting of hydrogen atoms, halogen atoms and C1-4 alkyl groups; and R4 is selected from the group consisting of a hydrogen atom, a phenyl group, a C3-4 cycloalkyl-C1-4 alkyl group, C1-4 aminoalkyl group, C1-4 haloalkyl group and a linear or branched C1-4 alkyl group which is optionally substituted by a phenyl or a pyridyl group.

  通用公式（I）的新衍生物，或其药用可接受盐或N-氧化物，其中， A选自-N-，-O-和-S-组成的群; B和C分别选自-N-和-O-组成的群，但至少有两个A，B和C是氮原子; G1选自-CH2-，-NH-和-O-组成的群; G2选自-NR4-和-O-组成的群; R1代表: ➢一个含氮杂环的8到10成员双环基团，可选择地取代为C1-4羧基烷基基团或C1-4氨基烷基基团， ➢一个吡啶基，可选择地取代为一个或多个取代基，所选取代基包括羟基、C1-4烷基基团、C1-4羧基烷基基团、C1-4卤代烷基基团、C1-4烷氧基团、氨基、C1-4氨基烷基基团和C1-4氨氧基团， ➢一个吡啶酮基，取代为一个或多个C1-4烷基基团；C1-4卤代烷基基团或C1-4氨基烷基基团，或 ➢一个公式的基团： 其中: • Ra代表氢原子、卤原子、C1-4烷基基团、C3-4环烷基基团或-CF3基团; • Rb代表氢原子、卤原子、C14烷基基团、- 基团或C1-4烷氧基团; • Rd代表氢原子、C1-4烷基基团或C1-4烷氧基团; • Rc代表: ○氢原子、C1-4羟基烷基基团、C1-4氨基烷基基团，可选择地取代为一个或多个取代基，所选取代基包括卤原子、羟基和- 基团; ○一个4到6成员饱和的含氮杂环环，可选择地取代为C1-2羧基烷基基团; ○-( )(0-4)-C(O)OR'，-( )(0-4)-C(O)NR'R"，-( )(0-4)-NHC(O)R"，-S(O)2NR'R"，-O-( )(2-4)NR'R"，-O-( )(1-4)C(O)OR"，-O-( )(1-4)-C(O)NR'R"，-( )(0-4)-NR'R"，-( )(0-4)-CONHS(O)2R'，-( )(0-4)-NHS(O)2R'或-( )(0-3)-N H-( )(1-3)-(NH)(0-1)S(O)2R'其中， ■ R'代表氢原子或C1-4烷基基团， ■ R"代表氢原子、C1-4烷基基团、C3-4环烷基基团、C1-4羧基烷基基团、C1-4卤代烷基基团、C1-4羟基烷基基团或6成员饱和的含氮杂环环，或 ■ R'和R"与它们连接的氮原子一起形成一个4到6成员的杂环基团，该基团包含一个N原子和可选择地一个进一步选择自N和O的原子，并可选择地取代为羧基或C1-4羧基烷基基团， 或Rc与Rd一起形成一个可选择地由-NHRf基团取代的C5-6环烷基基团，其中Rf选自氢原子和羧甲基基团; R2和R3分别选自氢原子、卤原子和C1-4烷基基团;和 R4选自氢原子、苯基团、C3-4环烷基-C1-4烷基基团、C1-4氨基烷基基团、C1-4卤代烷基基团和可选择地由苯基或吡啶基取代的线性或支链C1-4烷基基团。
• 1,2,4-OXADIAZOLE DERIVATIVES AND THEIR THERAPEUTIC USE
  申请人：Giulio Matassa Victor

  公开号：US20110311485A1

  公开（公告）日：2011-12-22

  The present disclosure relates to 1, 2, 4 oxadiazole derivatives of formula (I) as well as pharmaceutical compositions comprising them, and their use in therapy as agonists of the S1P1 receptors.

  本公开涉及公式（I）的1,2,4-噁二唑衍生物，以及包含它们的药物组合物，以及它们作为S1P1受体激动剂在治疗中的使用。
• 1, 2, 4 -OXADIAZOLE DERIVATIVES AND THEIR THERAPEUTIC USE
  申请人：Almirall S.A.

  公开号：EP2370431A1

  公开（公告）日：2011-10-05
• [EN] 1, 2, 4 -OXADIAZOLE DERIVATIVES AND THEIR THERAPEUTIC USE<br/>[FR] DÉRIVÉS DE 1,2,4-OXADIAZOLE ET LEUR UTILISATION THÉRAPEUTIQUE
  申请人：ALMIRALL SA

  公开号：WO2010072352A1

  公开（公告）日：2010-07-01

  New derivatives of general formula (I), or pharmaceutically acceptable salts or N- oxides thereof wherein,either (i) A is selected from the group consisting of -N-, -O- and -S-; B and C are independently selected from the group consisting of -N- and -O-, with the proviso that two of A, B and C are nitrogen atoms, or (ii) two of A, B and C are -N- and one of A, B and C is -NH-; G1 is selected from the group consisting of -CH2-, -NH- and -O-; G2 is selected from the group consisting of -NR4- and -O-; R1 represents: > a 8 to 10 membered bicyclic N-containing heteroaryl group optionally substituted with a C1-4 carboxyalkyl group or a C1-4 aminoalkyl group, > a pyridyl group optionally substituted with one or more substituents selected from hydroxy groups, C1-4 alkyl groups, C1-4 carboxyalkyl groups, C1-4 haloalkyl groups, C1-4 alkoxy groups, amino groups, C1-4 aminoalkyl groups and C1-4 aminoalkoxy groups, > a pyridone group substituted with one or more C1-4 alkyl groups; C1-4 haloalkyl groups or C1-4 aminoalkyl groups, or > a group of formula: