Results 31 to 40 of about 1,566 (134)

2-[3,5-Bis(5-bromothien-2-yl)-4H-1,2,6-thiadiazin-4-ylidene]-malononitrile

Molbank
Bromination of 2-[3,5-di(thien-2-yl)-4H-1,2,6-thiadiazin-4-ylidene]-malononitrile with N-bromosuccinimide in THF, at ca. 20 °C for 24 h gave 2-[3,5-bis(5-bromothien-2-yl)-4H-1,2,6-thiadiazin-4-ylidene]-malononitrile in 82% yield.
Andreas S. Kalogirou, Andreas Kourtellaris, Panayiotis A. Koutentis   +2 more
doaj   +1 more source

Reductive conversion of 5-hydroxymethylfurfural to 1,2,6-hexanetriol in water solvent using supported Pt catalysts [PDF]

, 2020
One-pot conversion of biomass derived 5-hydroxymethylfurfural (HMF) to 1,2,6-hexanetriol (1,2,6-HT) in water solvent was performed using Pt catalysts supported on various acid-base metal oxides.
Kataoka, Hiroto, Ohyama, Junya, Ogura, Keiji, Kosuge, Daichi, Satsuma, Atsushi   +4 more
core   +1 more source

Discovery of 1,1-dioxo-1,2,6-thiadiazine-5-carboxamide derivatives as cannabinoid-like molecules with agonist and antagonist activity

, 2007
A series of new 2-substituted 1,1-dioxo-1,2,6-thiadiazine-5-carboxylate derivatives have been prepared from monosubstituted sulfamides in order to obtain N-substituted 1,1-dioxo-1,2,6-thiadiazine-5-carboxamides as novel cannabinoid derivatives ...
Cano, Carolina, Martín, M. Isabel, Goya, Pilar, Sánchez, Eva, Girón, Rocío, Páez, Juan A.   +5 more
core   +1 more source

Novel arylpyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxides as inhibitors of platelet aggregation. 1. Synthesis and pharmacological evaluation

, 1999
A series of N-1-substituted derivatives of pyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxides bearing aryl groups at the pyrazino moiety have been prepared.
Goya, Pilar, Carrasco, Emilio, Grau, Manuel, Campillo, Nuria E., García-Gómez, Concepción, Páez, Juan A.   +5 more
core   +1 more source

On the reactivity of 1H-pyrazino[2,3-c] [1,2,6]thiadiazine 2,2-dioxide and derivatives: Nucleophilic substitution, amination, aldol-type condensation, oxidation, and hydrolysis

, 2013
The reactivity of the 1H-pyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxide system, structurally related to pteridine, was studied, and a number of novel derivatives were synthesized.
Goya, Pilar, Campillo, Nuria E., Páez, Juan A.   +2 more
core   +1 more source

A study of peculiar tautomerism of pyrido[2,3-c][1,2,6]thiadiazine 2,2-dioxide system

, 2013
A systematic study of the tautomerism of 4-amino-1H-pyrido[2,3-c][1,2,6] thiadiazine 2,2-dioxide has been carried out. Thus, the relativity stability of the possible tautomers has been studied in the gas phase by ab initio and functional density theory ...
Montero, C., Campillo, Nuria E., Páez, Juan A.   +2 more
core   +1 more source

N,N-Dialkyl-N′-Chlorosulfonyl Chloroformamidines in Heterocyclic Synthesis. Part XIV. Synthesis and Reactivity of the New Benzo[4,5]imidazo[1,2-b][1,2,6]thiadiazine Ring System

, 2018
N,N-Dialkyl-N′-chlorosulfonyl chloroformamidines 1 underwent regioselective reactions with the 1,3-NCC bis-nucleophilic 1H-benzimidazole-2-acetonitriles 4 and related compounds to produce benzo[4,5]imidazo[1,2-b][1,2,6]thiadiazine dioxides 6, 9, 12, and ...
Craig L. Francis, Dylan Innes, Andris J. Liepa, Michael V. Perkins   +3 more
core   +1 more source

Isothiazoles .6. Cycloaddition of azides to isothiazole dioxides: Synthesis of thiadiazabicyclo[3.1.0]hexene derivatives and their thermal rearrangement to thiazete dioxides, 1,2,6-thiadiazine dioxides and pyrazoles.

, 1996
3-Diethylamino-4-(4-methoxyphenyl)-isothiazole 1,1-dioxide (1) was made to react with arylalkyl-and arylazides 2. Cycloadducts 3, which could be isolated in some cases, afforded N-arylalkyl-or N-aryl-thiadiazabicyclo[3.1.0]hexene derivatives 4 through N2-
F. Galletti, P. Roversi, Pocar, D, F. Clerici, D. Pocar, Clerici, F, Galletti, F, Roversi, Pietro, Roversi, P   +8 more
core   +1 more source

Novel arylpyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxides as platelet aggregation inhibitors. 2. Optimization by quantitative structure-activity relationships

, 1999
In the previous paper (Part 1), we described the synthesis and antiplatelet activity of a series of phenyl- and heteroarylpyrazino[2,3-c][1,2,6]thiadiazine 2,2-dioxides.
Goya, Pilar, Campillo, Nuria E., Páez, Juan A.   +2 more
core   +1 more source

Identifying potential candidates for donor-acceptor copolymers on a series of 4H-1,2,6-thiadiazines: An electrochemical approach

, 2013
A series of synthesized small organic molecules based on the 4H-1,2,6-thiadiazine moiety are studied using electrochemistry, to probe their potential as comonomer building blocks for solar-absorbing polymers for organic solar cells.
Choulis, Stelios A., Ioannidou, Heraklidia A., Koutentis, Panayiotis A., Economopoulos, Solon P.   +3 more
core   +1 more source