4-Methyl-5-nitro-2-(1 2,4-triazol-1-yl)pyridine | 177735-63-6

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 吡啶及其衍生物
• 英文名称: 4-Methyl-5-nitro-2-(1 2,4-triazol-1-yl)pyridine
• 英文别名: 4-methyl-5-nitro-2-(1,2,4-triazol-1-yl)pyridine
• CAS: 177735-63-6
• 化学式: C₈H₇N₅O₂
• 分子量: 205.176
• InChiKey: RBJXZMJZNWQMHI-UHFFFAOYSA-N

物化性质

• 沸点：
  432.8±55.0 °C(Predicted)
• 密度：
  1.53±0.1 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.1
• 重原子数：
  15
• 可旋转键数：
  1
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.12
• 拓扑面积：
  89.4
• 氢给体数：
  0
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  4-Methyl-5-nitro-2-(1 2,4-triazol-1-yl)pyridine 在 氢气 作用下， 以 N-甲基乙酰胺 、 乙醇 、 甲苯 为溶剂， 生成 5-(1,2,4-Triazol-1-yl)-1H-pyrrolo[2,3-c]pyridine
  参考文献：
  名称：

  Azetidine, pyrrolidine and piperidine derivatives

  摘要：

  一类取代的氮杂环丙烷、吡咯烷和哌啶衍生物是5-HT.sub.1-类受体的选择性激动剂，是人类5-HT.sub.1D.alpha.受体亚型的有效激动剂，同时相对于5-HT.sub.1D.beta.亚型具有至少10倍的选择性亲和力；因此，在治疗和/或预防临床疾病方面具有用处，特别是偏头痛及相关疾病，需要5-HT.sub.1D受体的亚型选择性激动剂，同时引起的副作用较少，尤其是不良心血管事件，比与非亚型选择性5-HT.sub.1D受体激动剂相关的副作用。

  公开号：

  US05854268A1
• 作为产物：
  描述：

  1H-1,2,4-三唑 、 potassium carbonate 、 2-氯-5-硝基-4-甲基吡啶 、 乙酸乙酯 在 氮气 作用下， 以 N,N-二甲基甲酰胺 、 水 为溶剂， 反应 24.0h， 以to give the title compound (5.08 g, 43%) as a pale brown solid的产率得到4-Methyl-5-nitro-2-(1 2,4-triazol-1-yl)pyridine
  参考文献：
  名称：

  Pyrrolo-pyridine derivatives

  摘要：

  一类取代的吡咯并[2,3-c]吡啶衍生物是5-HT.sub.1-类受体的选择性激动剂，因此在治疗临床疾病，特别是偏头痛及相关疾病时，这些受体的选择性激动剂是有效的。

  公开号：

  US05604240A1

文献信息

• Indoline and azaindoline derivatives as 5-HT.sub.1D alpha receptor
  申请人：Merck Sharp & Dohme Ltd.

  公开号：US05919783A1

  公开（公告）日：1999-07-06

  Compounds of formula (I), or a salt or prodrug thereof, wherein Z represents an optionally substituted five-membered heteroaromatic ring selected from furan, thiophene, pyrrole, oxazole, thiazole, isoxazole, isothiazole, imidazole, pyrazole, oxadiazole, thiadiazole, triazole, and tetrazole; E represents a chemical bond or a straight or branched alkylene chain containing from 1-4 carbon atoms; Q represents a straight or branched alkylene chain containing from 1-6 carbon atoms; T represents nitrogen or CH; R.sup.1 represents aryl(C.sub.1-6)alkyl or heteroaryl(C.sub.1-6)alkyl, either of which groups may be optionally substituted; and R.sup.2 represents hydrogen or C.sub.1-6 alkyl are selective agonists of 5-HT.sub.1 -like receptors, being potent agonists of the human 5-HT.sub.1D.alpha. receptor subtype whilst possessing at least a 10-fold selective affinity for the 5-HT.sub.1D.alpha. receptor subtype relative to the 5-HT.sub.1D.beta. subtype; they are therefore useful in the treatment and/or prevention of clinical conditions, in particular migraine and associated disorders, for which a subtype-selective agonist of 5-HT.sub.1D receptors is indicated, whilst eliciting fewer side-effects, notably adverse cardiovascular events, than those associated with non-subtype-selective 5-HT.sub.1D receptor agonists. ##STR1##

  式(I)的化合物，或其盐或前药，其中Z代表从呋喃、噻吩、吡咯、噁唑、噻唑、异噁唑、异噻唑、咪唑、吡唑、噁二唑、噻二唑、三唑和四唑中选择的可选择性取代的五元杂芳环；E代表化学键或含有1-4个碳原子的直链或支链烷基链；Q代表含有1-6个碳原子的直链或支链烷基链；T代表氮或CH；R.sup.1代表芳基(C.sub.1-6)烷基或杂芳基(C.sub.1-6)烷基，其中任一组可能可选择性取代；R.sup.2代表氢或C.sub.1-6烷基是5-HT.sub.1-样受体的选择性激动剂，是人类5-HT.sub.1D.alpha.受体亚型的有效激动剂，同时相对于5-HT.sub.1D.beta.亚型具有至少10倍的选择性亲和力；因此，在治疗和/或预防临床病症方面具有用途，特别是偏头痛及相关疾病，需要5-HT.sub.1D受体亚型选择性激动剂，同时引起的副作用较少，尤其是不良心血管事件，相对于与非亚型选择性5-HT.sub.1D受体激动剂相关的副作用。
• Piperazine, piperidine and tetrahydropyridine derivative of
  申请人：Merck Sharp & Dohme Ltd.

  公开号：US05807857A1

  公开（公告）日：1998-09-15

  Compounds of formula (I), or a salt or prodrug thereof, wherein Z represents an optionally substituted five-membered heteroaromatic ring selected from furan, thiophene, pyrrole, oxazole, thiazole, isoxazole, isothiazole, imidazole, pyrazole, oxadiazole, thiadiazole, triazole and tetrazole; E represents a chemical bond or a straight or branched alkylene chain containing from 1 to 4 carbon atoms; Q represents a straight or branched alkylene chain containing from 1 to 6 carbon atoms, optionally substituted in any position by a hydroxy group; T represents nitrogen or CH; U represents nitrogen or C--R.sup.2 ; V represents oxygen, sulphur or N--R.sup.3 ; --F--G-- represents --CH2--N--, --CH2--CH-- or --CH.dbd.C--; R.sup.1 represents C.sub.3-6 alkenyl, C.sub.3-6 alkynyl, aryl(C.sub.1-6)alkyl or heteroaryl(C.sub.1-6)alkyl, any of which groups may be optionally substituted; and R.sup.2 and R.sup.3 independently represent hydrogen or C.sub.1-6 alkyl are selective agonists of 5-HT1D receptors, being potent agonists of the human 5-HT1Dalpha receptor subtype, while possessing at least a 10-fold selective affinity for the 5-HT1Dalpha receptor subtype, relative to the 5-HT1Dbeta subtype; they are therefore useful in the treatment and/or prevention of clinical conditions, in particular migraine and associated disorders, for which a subtype-selective agonist of 5-HT1D receptors is indicated, while eliciting fewer side-effects, notably adverse cardiovascular events, than those associated with non-subtype-selective 5-HT1D receptor agonists.

  式(I)的化合物，或其盐或前药，其中Z代表从呋喃、噻吩、吡咯、噁唑、噻唑、异噁唑、异噻唑、咪唑、吡唑、噁二唑、噻二唑、三唑和四唑中选择的可选择性取代的五元杂芳环；E代表化学键或含有1至4个碳原子的直链或支链烷基链；Q代表含有1至6个碳原子的直链或支链烷基链，在任何位置可选择性地被羟基取代；T代表氮或CH；U代表氮或C--R.sup.2；V代表氧、硫或N--R.sup.3；--F--G--代表--CH2--N--，-- --CH--或--CH.dbd.C--；R.sup.1代表C.sub.3-6烯基、C.sub.3-6炔基、芳基(C.sub.1-6)烷基或杂芳基(C.sub.1-6)烷基，其中任何一个基团可选择性地被取代；而R.sup.2和R.sup.3独立地代表氢或C.sub.1-6烷基，是5-HT1D受体的选择性激动剂，是人类5-HT1Dα受体亚型的有效激动剂，同时相对于5-HT1Dbeta亚型，具有至少10倍的选择性亲和力；因此，在治疗和/或预防临床病症方面特别是偏头痛及相关疾病方面，对于需要5-HT1D受体亚型选择性激动剂的情况，比非亚型选择性5-HT1D受体激动剂引起的副作用更少，尤其是不良心血管事件。
• PIPERAZINE, PIPERIDINE AND TETRAHYDROPYRIDINE DERIVATIVES OF INDOL-3-YLALKYL AS 5-HT1D-ALPHA AGONISTS
  申请人：MERCK SHARP & DOHME LTD.

  公开号：EP0759918A1

  公开（公告）日：1997-03-05
• INDOLINE AND AZAINDOLINE DERIVATIVES AS 5-HT1D ALPHA RECEPTOR AGONISTS
  申请人：MERCK SHARP & DOHME LTD.

  公开号：EP0804432A1

  公开（公告）日：1997-11-05
• US5604240A
  申请人：——

  公开号：US5604240A

  公开（公告）日：1997-02-18