نتایج جستجو برای: piperazines

تعداد نتایج: 199  

Journal: :Frontiers in neuroscience 2016
Cristina Miliano Giovanni Serpelloni Claudia Rimondo Maddalena Mereu Matteo Marti Maria Antonietta De Luca

New psychoactive substances (NPS) are a heterogeneous and rapidly evolving class of molecules available on the global illicit drug market (e.g smart shops, internet, "dark net") as a substitute for controlled substances. The use of NPS, mainly consumed along with other drugs of abuse and/or alcohol, has resulted in a significantly growing number of mortality and emergency admissions for overdos...

Journal: :Journal of medicinal chemistry 1997
F Rondu G Le Bihan X Wang A Lamouri E Touboul G Dive T Bellahsene B Pfeiffer P Renard B Guardiola-Lemaitre D Manechez L Penicaud A Ktorza J J Godfroid

The physiopathology of non-insulin-dependent diabetes mellitus is associated with a dysfunction in the regulation of insulin secretion. The alpha 2-adrenoceptors have been reported to be involved in this alteration, although alpha 2-antagonists containing an imidazoline ring may stimulate insulin secretion independently of alpha 2-adrenoceptor blockage. Recently, a new "imidazoline-binding site...

2003

Many organic sulfones have been shown to possess antibacterial, antimalarial, anthelmintic, antilepral, antineoplastic, anti-inflammatory and antidiabetic acitivities. These sulfones are commonly prepared from sodium benzenesulfinate 1-0 which plays an important role in organic synthesis. However the application of 1-0 in solid-phase synthesis has received relatively less attention. This projec...

2009
Valeria Camarda Anna Rizzi Chiara Ruzza Silvia Zucchini Giuliano Marzola Erika Marzola Remo Guerrini Severo Salvadori Rainer K. Reinscheid Domenico Regoli Girolamo Calò

Neuropeptide S (NPS) was identified as the endogenous ligand of an orphan receptor now referred to as the NPS receptor (NPSR). In the frame of a structure-activity study performed on NPS Gly5, the NPSR ligand [D-Cys(tBu)]NPS was identified. [D-Cys(tBu)]NPS up to 100 M did not stimulate calcium mobilization in human embryonic kidney (HEK) 293 cells stably expressing the mouse NPSR; however, in a...

Journal: :Chem 2022

•Efficient three-component assembly of sulfondiimidamides; new analogs sulfonamides•Use unsymmetrical sulfurdiimide reagents is key to success the synthesis•Broad variation at all three nitrogen atoms and carbon substituent•Preparation enantiomerically enriched, chiral sulfur, examples A functional group an arrangement that defines topology reactivity a molecule. The ability modify these two pa...

Journal: :Chem 2023

•Unified solution to decarboxylative cross-nucleophile coupling reactions•Photoactive Fe(III) carboxylates + Fe(III)-mediated oxidation•Fe(III) salts are non-toxic, earth abundant, and low cost•Direct formation of C–C, C–O, C–S, C–N bonds without prefunctionalization Carboxylic acids valuable chemical building blocks because they widely available with significant structural diversity. Decarboxy...

2004
David A. Gorelick Eliot L. Gardner Zheng-Xiong Xi

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1547 1. Scope of the Problem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1548 2. Approaches to the Problem . . . . . . . . . . . . . . . . . . ...

2013
Erwin Berthier Michelle Momany Gerhard Braus Antonis Rokas Jennifer Wortman

s: (*Denotes student presenting poster) Biochemistry and Metabolism 1. Identification of local and cross-chromosomal biosynthetic gene clusters in filamentous fungi using gene expression data. Mikael R. Andersen 1 , Jakob B. Nielsen 1 , Andreas Klitgaard 1 , Lene M. Petersen 1 , Tilde J. Hansen 1 , Lene H. Blicher 1 , Charlotte H. Gottfredsen 2 , Thomas O. Larsen 1 , Kristian F. Nielsen 1 , Uff...

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