Results 1 to 10 of about 165 (93)

Evolving Data-Driven Strategies for the Characterization of Supramolecular Polymers and Systems. [PDF]

open access: yesAngew Chem Int Ed Engl
Research on supramolecular polymers has advanced rapidly toward the development of synthetic multicomponent systems. This review highlights recent progress in understanding their assembly mechanisms and how these influence structural and functional properties.
Jansen SAH, Vantomme G, Meijer EW.
europepmc   +2 more sources

Synthesis and Chemiluminescent Properties of Amino-Acylated luminol Derivatives Bearing Phosphonium Cations [PDF]

open access: yesMolecules, 2019
The monitoring of reactive oxygen species in living cells provides valuable information on cell function and performance. Lately, the development of chemiluminescence-based reactive oxygen species monitoring has gained increased attention due to the ...
Anna Pantelia   +5 more
doaj   +2 more sources

Molecular Iodine: A Versatile Catalyst for the Synthesis of 2H-indazolo[2,1-b]phthalazine-1,6,11(13H)-trione Derivatives in Ethanol

open access: yesE-Journal of Chemistry, 2011
An efficient method for the synthesis of 2H-indazolo[2,1-b] phthalazine-1,6,11(13H)-trione derivatives by a three-component condensation reaction of dimedone, aromatic aldehydes and phthalhydrazide in the presence of a catalytic amount of molecular ...
Xiao Wang   +3 more
doaj   +2 more sources

Synthesis and Evaluation of New Phthalazine Urea and Thiourea Derivatives as Carbonic Anhydrase Inhibitors

open access: yesJournal of Chemistry, 2013
A new series of phthalazine substituted urea and thiourea derivatives were synthesized, and their inhibitory effects on the activity of purified human carbonic anhydrases (hCAs I and II) were evaluated. 2H-Indazolo[2,1-b]phthalazine-trione derivative (1)
Nurcan Berber   +4 more
doaj   +2 more sources

Ultrasound-Promoted One-Pot, Three-Component Synthesis of Spiro[indoline-3,1'-pyrazolo[1,2-<em>b</em>]phthalazine] Derivatives<em></em> [PDF]

open access: yesMolecules, 2012
A series of 3'-aminospiro[indoline-3,1'-pyrazolo[1,2-<em>b</em>]phthalazine]-2,5',10'-trione derivatives have been synthesized by a one-pot three-component reaction of isatin, malononitrile or ethyl cyanoacetate and ...
Daqing Shi   +6 more
doaj   +2 more sources

Solvent-free organic salt media mono symmetrical aza-Michael: synthesis of new N-mono substituted phthalhydrazide derivatives

open access: yesGreen Chemistry Letters and Reviews, 2017
In this paper, C–N bond formation between 2,3-dihydrophthalazine-1(4H),4-dione (phthalhydrazide) and α,β-unsaturated esters was investigated and a new series of phthalazine derivatives was synthesized using an efficient and simple method under solvent ...
Ertan Sahin, Zahra Soltanzadeh
exaly   +2 more sources

A New Supported Manganese-Based Coordination Complex as a Nano-Catalyst for the Synthesis of Indazolophthalazinetriones and Investigation of Its Antibacterial Activity

open access: yesChemistry, 2021
A new magnetic supported manganese-based coordination complex (Fe3O4@SiO2@CPTMS@MBOL@ Mn) was prepared in consecutive stages and characterized via various techniques (VSM, SEM, TEM, XRD, FT-IR, EDX, TG-DTA, and ICP).
Maryam Ariannezhad   +3 more
doaj   +1 more source

Sulfonated Magnetic Nanoparticles as Recyclable Catalyst for Facile One-Pot Green Synthesis of 3,4-Dihydro-2H-indazolo[1,2-b]phthalazine-1,6,11(13H)-trione Derivatives [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2020
Sulfonated magnetic nanoparticles (SO3H-Fe3O4@SiO2 MNPs) have been explored as an efficient, cost-effective, and recyclable nanocatalyst for the facile synthesis of 3,4-dihydro-2H-indazolo[1,2-b]phthalazin-1,6,11(13H)-triones through a one-pot three ...
Mohammad Reza Zare   +3 more
doaj   +1 more source

Phospho sulfonic acid: A novel and efficient solid acid catalyst for the one-pot preparation of 2H-indazolo[2,1-b]-phthalazine-triones [PDF]

open access: yesJournal of the Serbian Chemical Society, 2013
The efficient one-pot condensation of aldehyde, dimedone, and phthalhydrazide has been achieved in the presence of a catalytic amount of phospho sulfonic acid as a novel environmentally benign heterogeneous solid acid under solvent-free conditions.
Kiasat Reza Ali   +2 more
doaj   +1 more source

Analysis of carbohydrates and glycoconjugates by matrix‐assisted laser desorption/ionization mass spectrometry: An update for 2019–2020

open access: yesMass Spectrometry Reviews, Volume 42, Issue 5, Page 1984-2206, September/October 2023., 2023
Abstract This review is the tenth update of the original article published in 1999 on the application of matrix‐assisted laser desorption/ionization (MALDI) mass spectrometry to the analysis of carbohydrates and glycoconjugates and brings coverage of the literature to the end of 2020.
David J. Harvey
wiley   +1 more source

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