Results 1 to 10 of about 7,079 (224)

Design, Synthesis and Anticancer Activity of New Polycyclic: Imidazole, Thiazine, Oxathiine, Pyrrolo-Quinoxaline and Thienotriazolopyrimidine Derivatives

open access: yesMolecules, 2021
In this article, we showed the synthesis of new polycyclic aromatic compounds, such as thienotriazolopyrimidinones, N-(thienotriazolopyrimidine) acetamide, 2-mercapto-thienotriazolo-pyrimidinones, 2-(((thieno-triazolopyrimidine) methyl) thio) thieno ...
Ameen Ali Abu-Hashem, Magdi E A Zaki
exaly   +3 more sources

Bioactive Thiazine and Benzothiazine Derivatives: Green Synthesis Methods and Their Medicinal Importance

open access: yesMolecules, 2016
Thiazines are a group of heterocyclic organic compounds that are still largely unexplored for their pharmacological activities. There are different available methods for the synthesis of thiazine derivatives in the literature.
Syed Lal Badshah, Abdul Naeem
exaly   +3 more sources

Carbene-Catalyzed Atroposelective Annulation for Quick Access to Axially Chiral Thiazine Derivatives

open access: yesMolecules, 2023
An N-heterocyclic carbene (NHC)-catalyzed atroposelective annulation reaction is disclosed for quick and efficient access to thiazine derivatives. A series of axially chiral thiazine derivatives bearing various substituents and substitution patterns were
Tingting Li, Shichao Ren
exaly   +3 more sources

Multicomponent Synthesis of 3,6-Dihydro-2H-1,3-thiazine-2-thiones

open access: yesMolecules, 2012
Non-fused 3,6-dihydro-2H-1,3-thiazine-2-thiones constitute a so far rather unexplored class of compounds, with the latest report dating back more than two decades.
Art Kruithof   +2 more
exaly   +3 more sources

Design and thermal imidization of new 1,3-thiazine-based polyimides and copolyimides for high-performance corrosion inhibition. [PDF]

open access: yesSci Rep
A new polyimide, poly(1,3-thiazine imide) (PTzI), together with two co-polyimides (CoPTz-DsI and CoPTz-HaI), were synthesized from the monomer named 4,4’-(1,4-phenylene)bis(6-(benzene-2-yl)-6 H-1,3-thiazine-2-amine) (PTA), which has a di-1,3-thiazine ...
Sayed MM   +4 more
europepmc   +2 more sources

Tetrahydro-1,4-thiazine-3,5-dione [PDF]

open access: yesMolbank, 2018
The X-ray structure of the title compound contains eight molecules in the unit cell which form the basis of a herringbone arrangement of hydrogen bonded ribbons.
R. Alan Aitken   +2 more
doaj   +4 more sources

Synthesis of 6-Membered-Ring Fused Thiazine-Dicarboxylates and Thiazole-Pyrimidines via One-Pot Three-Component Reactions

open access: yesMolecules, 2021
A facile and efficient one-pot three-component reaction method for the synthesis of thiazine-dicarboxylates is reported. Reaction of an isocyanide and dialkyl acetylenedicarboxylate with 2-amino-4H-1,3-thiazin-4-one derivatives containing both an acidic ...
Reagan L. Mohlala   +4 more
doaj   +1 more source

Crystal structure and Hirshfeld surface analysis of a pyrrolo-thiazine complex

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2021
In the title compound, diethyl 2,2-dioxo-4-(thiophen-2-yl)-1-[(thiophen-2-yl)methyl]-3,4,6,7,8,8a-hexahydro-1H-pyrrolo[2,1-c][1,4]thiazine-1,3-dicarboxylate, C22H28NO6S3, the pyrrolo ring is in an envelope conformation while the thiazine ring adopts a ...
R. Sribala   +4 more
doaj   +1 more source

Synthesis, Characterization and Antiproliferative Evaluation of Pt(II) and Pd(II) Complexes with a Thiazine-Pyridine Derivative Ligand

open access: yesPharmaceuticals, 2021
Chemical, pharmacological, and clinical research on anticancer coordination complexes has led to noteworthy anticancer drugs such as cisplatin, carboplatin and oxaliplatin.
Silvia Gutiérrez-Tarriño   +5 more
doaj   +1 more source

Synthesis of Sultam Derivatives with Expected Biological Activity. 15

open access: yesMolecules, 2000
4-(Trihydro-2H-1,2-thiazole-1,1-dioxide-2-yl)benzophenone (1), 4-(3,5-dimethyl-1`,2`-thiazine-1`,1`-dioxide-2-yl)benzophenone (2), and 4-(tetrahydro-2H-1,2-thiazine-1,1-dioxide-2-yl)benzophenone (6) were obtained from 4-aminobenzophenone and the ...
M. M.A. Halim   +3 more
doaj   +1 more source

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