Results 1 to 10 of about 20,000 (189)

Stereoselective electrochemical intramolecular imino-pinacol reaction: a straightforward entry to enantiopure piperazines [PDF]

open access: yesBeilstein Journal of Organic Chemistry
The stereoselective electroreductive intramolecular coupling of chiral diimines of aromatic aldehydes with trans-1,2-diaminocyclohexane for the synthesis of enantiopure tetrasubstituted piperazines has been investigated by an electrochemical approach ...
Margherita Gazzotti   +5 more
doaj   +2 more sources

Design, Synthesis and Biological Evaluation of Novel N-Arylpiperazines Containing a 4,5-Dihydrothiazole Ring [PDF]

open access: yesPharmaceuticals, 2023
Arylpiperazines represent one of the most important classes of 5-HT1AR ligands and have attracted considerable interests for their versatile properties in chemistry and pharmacology, leading to the research of new derivatives that has been focused on the
Giorgia Andreozzi   +14 more
doaj   +2 more sources

Discovery of a novel piperazine derivative, cmp2: a selective TRPC6 activator suitable for treatment of synaptic deficiency in Alzheimer’s disease hippocampal neurons [PDF]

open access: yesScientific Reports
Alzheimer disease (AD) is characterized by progressive loss of memory. Synaptic loss is now the best correlate of cognitive dysfunction in patients with Alzheimer’s disease.
Nikita Zernov   +5 more
doaj   +2 more sources

Determination of Piperazine [PDF]

open access: bronzeJournal of AOAC INTERNATIONAL, 1960
Sam H Perlmutter
openalex   +3 more sources

Ultrasound-Assisted Synthesis and In Silico Modeling of Methanesulfonyl-Piperazine-Based Dithiocarbamates as Potential Anticancer, Thrombolytic, and Hemolytic Structural Motifs

open access: yesMolecules, 2022
Piperazine-based dithiocarbamates serve as important scaffolds for numerous pharmacologically active drugs. The current study investigates the design and synthesis of a series of dithiocarbamates with a piperazine unit as well as their biological ...
Freeha Hafeez   +8 more
doaj   +1 more source

Experimental study of the pharmacological activity of new azaheterocycles derivatives: A literature review [PDF]

open access: yesĶazaķstannyṇ Klinikalyķ Medicinasy, 2022
Diseases associated with the pathology of the cardiovascular system are one of the key causes of death all over the world. In particular, arrhythmia may entail the most severe complications, including unexpected death.
Malika Khaiitova   +4 more
doaj   +1 more source

Recent Advances in the Synthesis of Piperazines: Focus on C–H Functionalization

open access: yesOrganics, 2021
Piperazine ranks as the third most common nitrogen heterocycle in drug discovery, and it is the key component of several blockbuster drugs, such as Imatinib (also marketed as Gleevec) or Sildenafil, sold as Viagra.
Carolina Durand, Michal Szostak
doaj   +1 more source

Synthesis of Chromeno[3,4-b]piperazines by an Enol-Ugi/Reduction/Cyclization Sequence

open access: yesMolecules, 2021
Keto piperazines and aminocoumarins are privileged building blocks for the construction of geometrically constrained peptides and therefore valuable structures in drug discovery.
Ana Bornadiego   +2 more
doaj   +1 more source

The crystal structures of salts of N-(4-fluorophenyl)piperazine with four aromatic carboxylic acids and with picric acid

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2020
The structures are reported for five salts formed by reactions between N-(4-fluorophenyl)piperazine and aromatic acids. In 4-(4-fluorophenyl)piperazin-1-ium 2-fluorobenzoate monohydrate, C10H14FN2+·C7H4FO2−·H2O, (I), the components are linked by a ...
Chayanna Harish Chinthal   +4 more
doaj   +1 more source

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