نتایج جستجو برای: multicomponent reactions mcrs

تعداد نتایج: 175438  

Fatemeh Sheikholeslami-Farahani

Phosphonate derivatives were prepared using multicomponent reactions of dialkyl acetylenedicarboxylate with 4-hydroxycumarine in the presence of trimethyl or triphenyl phosphite in good yields.

2017
Mervat M Abd Elhalim Nasser S M Ismail Shaymaa M M Yahya Yasmin Y Omar Ahmed A Abd Rabou Deena S Lasheen Mahmoud F Zawrah Gamal A Elmegeed

Anticancer agents featuring hybrid molecules can improve effectiveness and diminish drug resistance. The current study aimed to introduce newly synthesized heterocyclic steroids of promising anticancer effects loaded in polyethylene glycol (PEG)•based nanoparticles form. Several heterocyclic steroids (1-9) were synthesized via multicomponent reactions (MCRs) and confirmed via the analytical and...

Journal: :Synlett 2021

Abstract Fluorene and fluorenone are privileged structures with extensive utility in both materials science drug discovery. Here, we describe syntheses of those moieties through isocyanide-based multicomponent reactions (IMCRs) the incorporation products diverse complex derivatives that can be further utilized. We performed six different IMCRs, based on dual functionality 9-isocyano-9H-fluorene...

Journal: :Journal of Synthetic Organic Chemistry, Japan 2007

Journal: :Applied sciences 2022

A facile and novel synthesis of thirteen 2-amino-3-cyanopyridine derivatives 5(a–m) by a one-pot multicomponent reactions (MCRs) is described for the first time, starting from aromatic aldehydes, malononitrile, methyl ketones, or cyclohexanone ammonium acetate in presence nanostructured diphosphate Na2CaP2O7 (DIPH) at 80 °C under solvent-free conditions. These compounds were brought into existe...

2013
Susanne Eyrisch Tobias Girschick Günter Ross Cédric Kalinski Vladimir Khazak Lutz Weber

Protein-protein interactions (PPIs) are broadly recognized as an emerging target class for a whole new era in drug discovery. They show significant differences to classical target classes and have been regarded as “undruggable” for a long time. Priaxon AG has developed a unique, proprietary technology platform for PPI drug discovery. PriaXplore employs novel computational and synthetic approach...

2014
S. Moghimi

During the last few decades, Multi-Component Reactions (MCRs) have been studied as a facile route to assemble complex important structures in a small number of steps, while reducing production costs and environmental concerns. As a result, MCRs have attracted growing attention, leading to the development of new, highly selective methods for the synthesis of bioactive compounds such as natural p...

2008
Nazish M. Salahuddin Karen M. O’Brien Vivian Boyd Cheri Ostroff

Title of Dissertation: CHALLENGES AND RESILIENCE IN THE LIVES OF MULTIRACIAL ADULTS: THE DEVELOPMENT AND VALIDATION OF A MEASURE Nazish M. Salahuddin, Doctor of Philosophy, 2008 Directed By: Associate Professor Karen M. O’Brien, Department of Psychology The purpose of the present study was to develop and validate the Multiracial Challenges and Resilience Scale (MCRS). The MCRS is a measure of t...

Spirooxindoles are important synthetic targets possessing extended biological activity and drug discovery applications.The development of multicomponent reactions designed to produce elaborate biologically active compounds has become an important area of research in organic, combinatorial, and medicinal chemistry. in this Manuscript, a facile and efficient multicomponent synthesis of functional...

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