1,2,3-trimethyl-pyridinium | 33718-16-0

• 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: 1,2,3-trimethyl-pyridinium
• 英文别名: 1,2,3-Trimethylpyridin-1-ium
• CAS: 33718-16-0
• 化学式: C₈H₁₂N
• 分子量: 122.19
• InChiKey: JPTWYVYFCZMMGB-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.7
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.38
• 拓扑面积：
  3.9
• 氢给体数：
  0
• 氢受体数：
  0

文献信息

• Pyridinium cationic lipids as gene transfer agents
  申请人：Balaban T. Alexandru

  公开号：US20050196863A1

  公开（公告）日：2005-09-08

  Pyridinium cationic lipids useful as non-viral gene delivery agents are disclosed. The agents are prepared by reaction of pyrylium salts with primary amines. Also disclosed are methods of trasfectind cells using the pyridinium cationic lipids as gene transfer agents.

  披萨是一种美味的食物，通常由面团、番茄酱、奶酪和各种配料制成。
• METHODS FOR PRODUCING PERFLUOROALKANEDI(SULFONYL CHLORIDE)
  申请人：UMEMOTO TERUO

  公开号：US20090105502A1

  公开（公告）日：2009-04-23

  Novel methods for preparing perfluoroalkanedi(sulfonyl chloride) are disclosed as are uses for these compounds. In one aspect, a method comprising reacting dibromoperfluoroalkane with Na 2 S 2 O 4 followed by treating with chlorine, an organic compound, and then chlorine to form perfluoroalkanedi(sulfonyl chloride) is provided. Novel perfluoroalkanedi(sulfonyl bromide) compounds are also disclosed.

  揭示了制备全氟烷二(磺酰氯)的新方法，以及这些化合物的用途。在一个方面，提供了一种方法，包括将二溴全氟烷与Na2S2O4反应，然后用氯、有机化合物和氯处理，形成全氟烷二(磺酰氯)。还披露了新型全氟烷二(磺酰溴)化合物。
• Octamolybdate Compounds Exhibiting Bright Emission
  申请人：Nanoco 2D Materials Limited

  公开号：US20200055884A1

  公开（公告）日：2020-02-20

  Methods for the synthesis of a polyoxometalate compounds include heating a metal precursor in the presence of an organic salt. The polyoxometalate compounds produced herein display high photoluminescence quantum yields and photoluminescence maximums in the blue and/or violet regions of the electromagnetic spectrum.

  合成多酸金属化合物的方法包括在有机盐的存在下加热金属前体。所得的多酸金属化合物在电磁光谱的蓝色和/或紫色区域表现出高的光致发光量子产率和光致发光最大值。
• Improvements in or relating to smoking compositions
  申请人：PHILIP MORRIS INCORPORATED

  公开号：EP0039842A1

  公开（公告）日：1981-11-18

  This invention provides tobacco and non-tobacco smoking compositions which contain a quaternary ammonium compound as a flavorant additive. In one of its embodiments this invention provides tobacco compositions which contain a quaternary ammonium flavorant additive such as Under smoking conditions the above illustrated pyridinium additive and its pyrolysis flavor the mainstream smoke.

  本发明提供了含有季铵盐化合物作为香料添加剂的烟草和非烟草烟用组合物。 在其中一个实施方案中，本发明提供了含有季铵盐香料添加剂的烟草组合物，如 在吸烟条件下，上述吡啶鎓添加剂及其热分解物可为主流烟雾提供香味。
• Cephalosporin derivatives and bactericides containing the same
  申请人：MEIJI SEIKA KAISHA LTD.

  公开号：EP0209751A2

  公开（公告）日：1987-01-28

  New cephalosporin compounds represented by the following formula (I) and pharmaceutically acceptable salts thereof are provided, which have a broad bactericidal spectrum against various pathogenic bacteria including Pseudomonas aeruginosa and are useful as bactericidal remedies for pathogenic diseases of human and animals. wherein A represent an alkanoyloxy group having 2-5 caroo atoms; a carbamoyloxy group; an azido group; or an unsut stituted or substituted pyridylthio group of a formula (1-1): (where n is 0 or an integer of 3-5; R1 and R2 may be same or different and each represent a hydrogen atom, a halogen atom, a carboxyl gorup or an optionally halogen-substituted lower alkyl group having 1-5 carbon atoms; or an unsubstituted or substituted pyridiniumthio group of a formula (I-2): (where n, R' and R2 have the same meaning as above; R3 represents linear or branched alkyl group having 1-5 carbon atoms; a halogen-substituted alkyl group, a cyclopropyl group, a cyclopropylmethyl group, an alkenyl group, an ox- ygen atom or a group of-(CH2)m-B;(m is an integer of 0-3; and B represents a hydroxyl group, an alkoxy group, an amino group, an alkyl-substituted amino group, a carboxyl group a carbamoyl group, a sulfonic acid group, a sulfonic acid amide group, a hydroxamic acid group, a cyano group, a thiol group, an alkylthio group, a methanesulfonylaminocarbonyl group or an acetamidosulfonyl group)]; or an unsubstituted or substituted pyridinium group of a formula (1-3): (where n has the same meaning as above; R4 and R5 may be same or different and each represent a hydrogen atom, a linear or branched aklyl group having 1-5 carbon atoms, a carboxyl group, a carbamoyl group, a sulfonic acid group, a sulfonic acid amide group, a linear or branched alkylthio group having 1-5 carbon atoms, a halogen-substituted alkylthio group, a cycloalkanothio group, a cycloalkanomethylthio group, a carboxyalkylthio group, a carbamoylalkylthio group, an alkoxyalkylthio group or an alkyl-substituted aminoalkylthio group); or a 5- or 6- membered heterocyclicthio or bicycloheterocyclicthio group of a formula (1-4): (where Het represents an optionally substituted thiazole, isothiazole, 1,2,3-thiadiazole, 1,3,4-thiadiazole, 1,3,4-triazole, 1,2,3,4-tetrazole, pyrimidine, 1,2,4-triazine, benzothiazole, benzimidazole, benzoxazole, 1,3,4-triazaindolidine or 2,3-dihydro-1H-idolidinium group).

  本发明提供了由下式(I)代表的新型头孢菌素化合物及其药学上可接受的盐类，它们对包括铜绿假单胞菌在内的各种病原菌具有广泛的杀菌谱，可作为人类和动物病原性疾病的杀菌剂。 其中 A 代表具有 2-5 个碳原子的烷酰氧基；氨基甲酰氧基；叠氮基；或式（1-1）的未取代或取代的吡啶硫基： (其中 n 为 0 或 3-5 的整数；R1 和 R2 可以相同或不同，各自代表氢原子、卤素原子、羧基或可选的卤素取代的具有 1-5 个碳原子的低级烷基；或式（I-2）的未取代或取代的吡啶硫基： (其中 n、R' 和 R2 的含义同上；R3 代表具有 1-5 个碳原子的直链或支链烷基；卤素取代的烷基、环丙基、环丙基甲基、烯基、氧原子或(CH2)m-B 的基团；(m 为 0-3 的整数；B代表羟基、烷氧基、氨基、烷基取代的氨基、羧基、氨基甲酰基、磺酸基、磺酸酰胺基、羟肟酸基、氰基、硫醇基、烷硫基、甲磺酰氨基羰基或乙酰胺磺酰基）]；或式（1-3）的未取代或取代的吡啶鎓基团： (其中 n 的含义同上；R4和R5可以相同或不同，各自代表氢原子、具有1-5个碳原子的直链或支链烷基、羧基、氨基甲酰基、磺酸基、磺酸酰胺基、具有1-5个碳原子的直链或支链烷硫基、卤素取代的烷硫基、环烷硫基、环烷甲基硫基、羧基烷硫基、氨基甲酰基烷硫基、烷氧基烷硫基或烷基取代的氨基烷硫基）；或式（1-4）的 5 或 6 成员杂环硫基或双环杂环硫基： (其中 Het 代表任选取代的噻唑、异噻唑、1,2,3-噻二唑、1,3,4-噻二唑、1,3,4-三唑、1,2,3,4-四唑、嘧啶、1,2,4-三嗪、苯并噻唑、苯并咪唑、苯并恶唑、1,3,4-三氮吲哚啶或 2,3-二氢-1H-idolidinium 基团)。