Phenazine methosulfate (CAS 299-11-6)

Phenazine methosulfate (PMS) is a versatile redox-active dye extensively employed in scientific research. Its wide range of applications includes the determination of nitric oxide reductase activity when used alongside ascorbic acid. In the hexosemonophosphate system, Phenazine methosulfate serves as an electron carrier, replacing the flavine enzyme of Warburg. Furthermore, it finds utility in the preparation of succinic dehydrogenase. Phenazine methosulfate has been instrumental in studying the redox properties of proteins, biomolecules, and exploring enzyme kinetics and mechanisms of action. Its efficacy extends to a variety of scientific research applications. In vivo experiments employ living organisms or tissues to investigate the effects of Phenazine methosulfate on biological systems. In contrast, in vitro experiments utilize isolated cells or tissues to examine the impact of Phenazine methosulfate on biochemical or physiological processes. Functioning as both an electron acceptor and donor, Phenazine methosulfate exhibits redox activity. Its behavior as an oxidizing agent, reducing agent, or both is contingent upon the surrounding environment. Although the precise mechanism of action of Phenazine methosulfate is still under investigation, current understanding suggests its involvement in electron transfer between molecules and the generation of reactive oxygen species. Phenazine methosulfate stands as a vital tool in scientific research, enabling advancements in the understanding of redox processes, enzyme kinetics, and related areas of study. Ongoing investigations aim to unravel the full potential of Phenazine methosulfate, shedding light on its mechanism of action and exploring its future applications in diverse scientific disciplines.