Xanthenes in Medicinal Chemistry–Synthetic strategies and biological activities
M Maia, DISP Resende, F Duraes, MMM Pinto… - European journal of …, 2021 - Elsevier
Background Xanthenes are a special class of oxygen-incorporating tricyclic compounds.
Structurally related to xanthones, the presence of different substituents in position 9 strongly …
Structurally related to xanthones, the presence of different substituents in position 9 strongly …
Lawsone in organic synthesis
AK Jordão, MD Vargas, AC Pinto, FC da Silva… - RSC …, 2015 - pubs.rsc.org
Lawsone (1) is a special naphthoquinone that is useful for many applications in various
scientific and technological fields. For over 100 years, it has been used as the starting …
scientific and technological fields. For over 100 years, it has been used as the starting …
A facile regioselective synthesis of novel spiro-thioxanthene and spiro-xanthene-9′, 2-[1, 3, 4] thiadiazole derivatives as potential analgesic and anti-inflammatory …
HN Hafez, MI Hegab, IS Ahmed-Farag… - Bioorganic & medicinal …, 2008 - Elsevier
The 1, 3-dipolar cycloaddition of nitrile imines to 9H-thioxanthone-9-thione and 9H-xanthone-
9-thione afforded novel spiro-thioxanthene-9′, 2-[1, 3, 4] thiadiazoles 6a–g and spiro …
9-thione afforded novel spiro-thioxanthene-9′, 2-[1, 3, 4] thiadiazoles 6a–g and spiro …
Fur-imine-functionalized graphene oxide-immobilized copper oxide nanoparticle catalyst for the synthesis of xanthene derivatives
Fur-imine-functionalized graphene oxide-immobilized copper oxide nanoparticles (Cu (II)-
Fur-APTES/GO) are synthesized and found to be a cost-effective, efficient, and reusable …
Fur-APTES/GO) are synthesized and found to be a cost-effective, efficient, and reusable …
Autoxidative carbon–carbon bond formation from carbon–hydrogen bonds
Á Pintér, A Sud, D Sureshkumar… - Angewandte Chemie …, 2010 - infona.pl
Only oxygen and acid! The oxidative coupling of xanthene and other activated benzylic
compounds with carbon nucleophiles such as ketones, can be performed under ambient …
compounds with carbon nucleophiles such as ketones, can be performed under ambient …
Greener route for synthesis of aryl and alkyl-14H-dibenzo [aj] xanthenes using graphene oxide-copper ferrite nanocomposite as a recyclable heterogeneous catalyst
A facile, efficient and environmentally-friendly protocol for the synthesis of xanthenes by
graphene oxide based nanocomposite (GO-CuFe2O4) has been developed by one-pot …
graphene oxide based nanocomposite (GO-CuFe2O4) has been developed by one-pot …
Heteropolyacid (H3PW12O40) supported MCM-41: An efficient solid acid catalyst for the green synthesis of xanthenedione derivatives
G Karthikeyan, A Pandurangan - Journal of Molecular Catalysis A …, 2009 - Elsevier
HPWA/MCM-41 mesoporous molecular sieves of appropriate ratios were prepared by
loading HPWA on siliceous MCM-41 by the wet impregnation method. The prepared …
loading HPWA on siliceous MCM-41 by the wet impregnation method. The prepared …
BioMOF-Mn: an antimicrobial agent and an efficient nanocatalyst for domino one-pot preparation of xanthene derivatives
In this paper, a new Mn-based metal–organic framework [UoB-6] was obtained via a one-
step ultrasonic irradiation method with the ligand (H2bdda: 4, 4′-(1, 4-phenylenebis …
step ultrasonic irradiation method with the ligand (H2bdda: 4, 4′-(1, 4-phenylenebis …
A concise review of multicomponent reactions using novel heterogeneous catalysts under microwave irradiation
Multi-component reactions for the construction of heterocycles have been fascinated by
microwave energy as an alternative technique of heating, owing to the advantages over …
microwave energy as an alternative technique of heating, owing to the advantages over …
Calcined layered double hydroxides: Catalysts for xanthene, 1, 4-dihydropyridine, and polyhydroquinoline derivative synthesis
This work is generally focused on the synthesis of NiFeTi-layered double hydroxides (LDHs)
using a hydrothermal route, which were calcined at various temperatures (varying from 200 …
using a hydrothermal route, which were calcined at various temperatures (varying from 200 …