Pyridinium refers to the cation [C 5 H 5 NH] +. It is the conjugate acid of pyridine. Many related cations are known involving substituted pyridines, e.g. picolines, lutidines, collidines. They are prepared by treating pyridine with acids. [3]

Pyridinium | C5H6N+ | CID 4989215 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

Pyridinium chlorochromate (PCC) is a yellow-orange salt with the formula [C 5 H 5 NH] + [CrO 3 Cl] −. It is a reagent in organic synthesis used primarily for oxidation of alcohols to form carbonyls .

Structurally diverse pyridinium salts are quite familiar structures in many natural products and bioactive pharmaceuticals. Over the centuries, these privileged scaffolds have played an intriguing role in a wide range of research topics and, thus, this review aims at highlighting the pyridinium salts in term 2018 Organic Chemistry Frontiers ...

Initially, they were only considered as effective germicides. Several researches have been done for the modification of the properties of these salts, making them important for various applications. This paper reviews the types, synthesis, properties, and applications of quaternary pyridinium salts.

The meaning of PYRIDINIUM is a univalent ion [C5H5NH]+ or radical C5H6N that is analogous to ammonium and is derived from pyridine.

Pyridinium salts are involved in a wide variety of synthetically useful reactions. Many workers utilized the electrophilic nature of the pyridinium salts to incorporate substitution into the pyridine scaffold.

Aug 28, 2019 · This Review describes recent advances in the area of pyridinium salts as radical precursors, concerning the development of radical reactions involving pyridinium salts in organic synthesis.

Pick your pyridinium: N-Functionalized pyridinium salts have emerged as versatile reagents for the redox-triggered liberation of a wide variety of radical species for diverse synthetic applications. This Review highlights recent advances and discusses mechanistic aspects of the key fragmentation process.

Apr 21, 2005 · We report the design, synthesis and testing of a series of novel bisphosphonates, pyridinium-1-yl-hydroxy-bisphosphonates, based on the results of comparative molecular similarity indices analysis and pharmacophore modeling studies of farnesyl diphosphate synthase (FPPS) inhibition, human Vgamma2Vde …