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Synthesis of Benzothiadiazines,Benzothiadiazepines, and Benzothiadiazocines from IntramolecularAzide Reactions and Iodocyclisations

, 2009
N-Homoallyl-substituted (2-aminoaryl)sulfonamides undergo intramolecular iodocyclisation to furnish aziridine-fused 1,2,6-benzothiadiazocines. The identical aziridine-fused 1,2,6-benzothiadiazocines were also available from an intramolecular azide to ...
Nilesh J. Patel   +2 more
semanticscholar   +1 more source

Enantioselective synthesis of cyclothiazide analogues: Novel probes of the stereospecific actions of benzothiadiazines at AMPA-type glutamate receptors

, 1996
The stereospecific interactions of the eight stereoisomers of dihydromethylcyclothiazide, an analogue of cyclothiazide, with AMPA-type glutamate receptors was investigated using electrophysiological methods that measured the ability of each stereoisomer ...
Yuefei Hu   +4 more
semanticscholar   +1 more source

The structure of 1,2,4-benzothiadiazine-1,1-dioxides

Tetrahedron, 1979
Abstract The structure of N-unsubstituted 1,2,4-Benzothiadiazine-1,1-dioxides has been investigated by means of NMR spectroscopy. 13 C NMR spectra obtained in DMSO-d 6 , solution show the actual tautomeric form to be the 4H tautomer.
P. Jakobsen, S. Treppendahl
openaire   +2 more sources

�ber tricyclische 1,2,4-Benzothiadiazine

Monatshefte f�r Chemie, 1965
Durch Kondensation von o-Aminobenzolsulfonamid mit Maleinsaureanhydrid wurde das 1-Oxo-1H-pyrrolo[2,1-c] (1,2,4)-benzothiadiazin-5,5-dioxid (I) erhalten. Es wird die Synthese verschiedener Derivate des neuen Ringsystems beschrieben, die zum Teil auch als potentielle Diuretica interessant sind.
K. Katzl, Helmut Ruis
openaire   +2 more sources

New syntheses of 1λ4,2,4-benzothiadiazines

J. Chem. Soc., Chem. Commun., 1978
AbstractDie N‐Aryl‐benzamidine (I) liefern mit den Sulfenylchloriden (II) in Gegenwart von N‐Chlor‐succinimid die Benzothiadiazine (IV).
David Vaughan   +2 more
openaire   +3 more sources

Ring closure reactions with nitriles. I. Formation of pyrrolo [2,1-c] [1,2,4] benzothiadiazines and pyrrolo[1,2-a] quinazolines

, 1968
Pyrrolo[2,1-c][1,2,4]benzothiadiazines have been prepared from the reactions of o-amino-benzenesulfonamides with γ-cyanopropionaldehydes.
Stanley C. Bell and, G. Conklin
semanticscholar   +1 more source

Structural studies on benzothiadiazine derivatives: 3-aminomethyl-1,2,4-benzothiadiazine-1,1-dioxide and 6-aminomethyl-3-methyl-1,2,4-benzothiadiazine-1,1-dioxide hydrochloride monohydrate

Journal of Crystallographic and Spectroscopic Research, 1990
The crystal structures of 3-aminomethyl-1,2,4-benzothiadiazine-1, 1-dioxide (1) and 6-aminomethyl-3-methyl-1,2,4-benzothiadiazine-1,1-dioxide hydrochloride monohydrate (2) have been determined by X-ray crystal data. The benzothiadiazine ring is planar in (1), owing to space-group requirements, and almost planar in (2) with the sulfonyl group ...
F. Benetollo   +4 more
openaire   +2 more sources

A possible mechanism of action of the antidiuretic effect of benzothiadiazine derivatives

Clinical Pharmacology & Therapeutics, 1962
Acute experiments were performed on normal subfects to examine the mechanism of the antidiuretic effect of the benzothiadiazine diuretics which has been observed in animals and confirmed in patients with diabetes insipidus. In essence, the influence of dihydroflumethiazide on water loading was determined.
Alfonso Rivera, Federico Díes
openaire   +3 more sources

The synthesis of chiral 1,2,4-benzothiadiazine derivatives

Tetrahedron: Asymmetry, 2007
Abstract Novel enantiomerically pure benzothiadiazines were prepared using the commercially available enantiopure (1R,2S,5R)-(−)-menthol and 1,7-dichloro-3-trifluoromethyl-1λ4-benzo[1,2,4]thiadiazine.
Yuriy G. Shermolovich   +4 more
openaire   +2 more sources

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