Results 31 to 40 of about 51,454 (296)

Pyrrole-Based Conjugated Microporous Polymers as Efficient Heterogeneous Catalysts for Knoevenagel Condensation

open access: yesFrontiers in Chemistry, 2021
Conjugated microporous polymers (CMPs) with robust architectures, facilely tunable pore sizes and large specific surface areas have emerged as an important class of porous materials due to their demonstrated prospects in various fields, e.g.
Ruidong Gao   +5 more
doaj   +1 more source

Derivatives Incorporating Acridine, Pyrrole, and Thiazolidine Rings as Promising Antitumor Agents

open access: yesMolecules, 2023
Derivatives combining acridine, pyrrole, and thiazolidine rings have emerged as promising candidates in the field of antitumor drug discovery. This paper aims to highlight the importance of these three structural motifs in developing potent and selective
Monika Garberová   +11 more
doaj   +1 more source

Pyrrole-Terminated Diaminobutane (DAB) Dendrimer Monolayers on Gold:  Oligomerization of Peripheral Groups and Adhesion Promotion of Poly(pyrrole) Films

open access: yes, 2016
Pyrrole-Terminated Diaminobutane (DAB) Dendrimer Monolayers on Gold:  Oligomerization of Peripheral Groups and Adhesion Promotion of Poly(pyrrole) Films†
Robin L. McCarley (57433)   +1 more
core   +1 more source

Pyrroles as Privileged Scaffolds in the Search for New Potential HIV Inhibitors

open access: yesPharmaceuticals, 2021
Acquired immunodeficiency syndrome (AIDS) is caused by human immunodeficiency virus (HIV) and remains a global health problem four decades after the report of its first case.
Maria da Conceição Avelino Dias Bianco   +4 more
doaj   +1 more source

Synthesis and aplication of linear and macrocyclic nitrogen ligand

open access: yes, 2013
Linear and macrocyclic nitrogen ligands have been found wide application during the years. Nitrogen has a much strong association with transition-metal ions because the electron pair is partucularly available for complexing purposes.
Cerisoli, Lucia <1984>
core   +1 more source

The first direct synthesis of β-unsubstituted meso-decamethylcalix[5]pyrrole

open access: yesBeilstein Journal of Organic Chemistry, 2009
The first direct synthesis of β-unsubstituted meso-decamethylcalix[5]pyrrole from pyrrole and acetone, with moderate yield, is described. The results showed that a bismuth salt was necessary to obtain calix[5]pyrrole, with the best results obtained using
Luis Chacón-García   +3 more
doaj   +1 more source

Spiroheterocyclization of Methyl 1-Aryl-3-cinnamoyl-4,5-dioxo-4,5-dihydro-1H-pyrrole-2-carboxylates by the Action of 3-(Arylamino)-1H-inden-1-ones

open access: yesMolecules, 2012
Methyl 1-aryl-3-cinnamoyl-4,5-dioxo-4,5-dihydro-1H-pyrrole-2-carboxylates interact with 3-(arylamino)-1H-inden-1-ones to give the corresponding 1,1'-diaryl-3'-cinnamoyl-4'-hydroxy-1H-spiro[indeno[1,2-b]pyrrole-3,2'-pyrrole]-2,4,5'
Аndrey N. Maslivets   +3 more
doaj   +1 more source

Synthesis of N-perfluoroalkyl-3,4-disubstituted pyrroles by rhodium-catalyzed transannulation of N-fluoroalkyl-1,2,3-triazoles with terminal alkynes

open access: yesBeilstein Journal of Organic Chemistry, 2021
The rhodium-catalyzed transannulation of N-perfluoroalkyl-1,2,3-triazoles with aromatic and aliphatic terminal alkynes under microwave heating conditions afforded N-perfluoroalkyl-3,4-disubstituted pyrroles (major products) and N-fluoroalkyl-2,4 ...
Olga Bakhanovich   +3 more
doaj   +1 more source

Rapid Assembly of Pyrrole-Ligated 1,3,4-Oxadiazoles and Excellent Antibacterial Activity of Iodophenol Substituents

open access: yesMolecules, 2023
Pyrrole-ligated 1,3,4-oxadiazole is a very important pharmacophore which exhibits broad therapeutic effects such as anti-tuberculosis, anti-epileptic, anti-HIV, anti-cancer, anti-inflammatory, antioxidant, and antibacterial activities. A one-pot Maillard
Hyein Kim   +6 more
doaj   +1 more source

Functionalization of Single and Multi-Walled Carbon Nanotubes with Polypropylene Glycol Decorated Pyrrole for the Development of Doxorubicin Nano-Conveyors for Cancer Drug Delivery

open access: yesNanomaterials, 2020
A recently reported functionalization of single and multi-walled carbon nanotubes, based on a cycloaddition reaction between carbon nanotubes and a pyrrole derived compound, was exploited for the formation of a doxorubicin (DOX) stacked drug delivery ...
Chiara Pennetta   +7 more
doaj   +1 more source

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