Results 101 to 110 of about 15,610 (266)

Rapid Discovery of Pyrido[3,4- d ]pyrimidine Inhibitors of Monopolar Spindle Kinase 1 (MPS1) Using a Structure-Based Hybridization Approach [PDF]

open access: yes, 2016
Monopolar spindle 1 (MPS1) plays a central role in the transition of cells from metaphase to anaphase and is one of the main components of the spindle assembly checkpoint.
Baker, R   +25 more
core   +2 more sources

Iridium Complexes of a Triazole‐Derived Pincer Ligand: Synthesis, Reactivity, and Transfer Dehydrogenation Catalysis

open access: yesChemistry – A European Journal, EarlyView.
Ir pincer complexes bearing a triazole architecture in the pincer backbone and O‐ancillary chelating ligands are presented. These were employed in the catalytic transfer dehydrogenation of alkanes as well as of saturated heterocycles. Reactivity of these complexes with silver salts and Lewis acids produced various cationic iridium complexes.
Jesvita Cardozo   +5 more
wiley   +1 more source

Key Intermediates: A simple and Highly Selective Synthesis of 5-amino-1-aryl-1H-pyrazole-4-carbonitriles for Applications in the Crop Protection [PDF]

open access: yes, 2015
A series of six pyrazoles was synthesized by Michael-type addition reaction. The molecules 5- amino-1-aryl-1H-pyrazole-4-carbonitrile (3a-f) were synthesized from (ethoxymethylene)malononitrile (1) and fluorinated and non-fluorinated aryl hydrazines (2a ...
Murguia, Marcelo Cesar   +2 more
core   +2 more sources

Dynamic Control of Nucleic Acids Self‐Assembly and Expression Using Photoswitches

open access: yesChemistry – A European Journal, EarlyView.
We review here the recent progress made in the design of molecular photoswitches, and highlight their implementation for the dynamic control over nucleic acids self‐assembly and expression. ABSTRACT Synthetic nucleic acids have become readily available and now constitute versatile building blocks in materials science—where they can be used to engineer ...
Noemí Nogal   +4 more
wiley   +1 more source

N-{2-[2-(5-Methyl-1H-pyrazol-3-yl)acetamido]phenyl}benzamide monohydrate

open access: yesIUCrData, 2017
The asymmetric unit of the title compound, C19H18N4O2·H2O, comprises the U-shaped pyrazole derivative and a solvent water molecule. The molecular conformation is partly determined by an intramolecular N—H...O hydrogen bond.
Karim Chkirate   +4 more
doaj   +1 more source

Experimental and Theoretical Tests on the Corrosion Protection of Mild Steel in Hydrochloric Acid Environment by the Use of Pyrazole Derivative. [PDF]

open access: yesMaterials (Basel), 2023
Boudalia M   +9 more
europepmc   +1 more source

BORAZANs:  Tunable Fluorophores Based on 2-(Pyrazolyl)aniline Chelates of Diphenylboron [PDF]

open access: yes, 2007
The reaction between 2-pyrazolyl-4-X-anilines, H(pzAnX), (X = para-OMe (L1), Me (L2), H (L3), Cl (L4), CO2Et (L5), CF3 (L6), CN (L7)) and triphenylboron in boiling toluene affords the respective, highly emissive N,N‘-boron chelate complexes, BPh2(pzAnX) (
Gardinier, James R.   +6 more
core   +1 more source

Synthesis and Reactivity of 3‐Aminosydnones in Cycloaddition Reactions With Alkynes

open access: yesChemistry – A European Journal, EarlyView.
The synthesis, functionalization, and reactivity as dipoles of 3‐aminosydnones have been investigated. These neglected compounds undergo smooth cycloaddition reactions with strained alkynes, leading to 1‐aminopyrazoles. ABSTRACT We present in this article the synthesis, functionalization, and properties of 3‐aminosydnones, a forgotten class of ...
Apolline Dominic   +7 more
wiley   +1 more source

Synthesis of Tricyclic Condensed Rings Incorporating the Pyrazole or Isoxazole Moieties Bonded to a 4-Piperidinyl Substituent

open access: yesMolecules, 2013
In this paper we report the synthesis of new compounds based on the pyrazole and isoxazole framework fused to a cycloalkene unit, and bearing as a substituent the 1-piperidinyl group as new examples of potential antipsychotic molecules.
Giorgio Chelucci   +3 more
doaj   +1 more source

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