Results 101 to 110 of about 9,431 (256)

N-[(2Z,4Z)-4-Benzylidene-6-chloro-1,4-dihydropyrido[2,3-d][1,3]thiazin-2-ylidene]benzamide

open access: yesActa Crystallographica Section E, 2012
In the crystal structure of the title compound, C21H14ClN3OS, molecules assemble into inversion dimers via pairs of N—H...N hydrogen bonds involving the N—H hydrogen of the thiazine ring and the N atom of the pyridine ring. There is a
Manuel A. Fernandes   +2 more
doaj   +1 more source

Lattice-Energy Calculations on Phenothiazine and Phenoselenazine Modifications [PDF]

open access: yes, 1983
Lattice-energy calculations in the atom-atom potential approach have been performed for observed and isostructurally derived hypothetical forms of phenothiazine and phenoselenazine compounds.
Conde Amiano, Alejandro   +2 more
core   +1 more source

Methyl 2-methyl-4-(oxiran-2-ylmethoxy)-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide

open access: yesActa Crystallographica Section E, 2010
In the title compound, C14H15NO6S, the thiazine ring adopts a distorted half-chair conformation. The structure displays several cooperative weak intermolecular C—H...O hydrogen-bonding interactions, giving rise to a two-dimensional sheet ...
Matloob Ahmad   +4 more
doaj   +1 more source

Internal parasites of sheep [PDF]

open access: yes, 1942
Cover ...
Elder, Cecil, 1893-
core  

On the significant influence of water on the formation mechanisms of 5-acetyl-3,4-dihydro-2H-1,4-thiazine

open access: yesCzech Journal of Food Sciences, 2004
The formation of 5-acetyl-3,4-dihydro-2H-1,4-thiazine in Maillard-type reactions of fructose with cysteamine under dry heating and cooking conditions was studied.
W. Engel, P. Schieberle
doaj   +1 more source

Oral medicine case book 74: marijuana-induced Oral Leukoplakia [PDF]

open access: yes, 2017
A 55-year-old male presented at the Oral Medicine Clinic of the University of the Western Cape, Oral Health Centre, Tygerberg Campus, for the evaluation of a persistent white patch on his right edentulous mandibular ridge.
Afrogheh, Amir   +3 more
core   +1 more source

3-Chloro-4-[2-(4-chlorobenzylidene)hydrazinylidene]-1-methyl-3,4-dihydro-1H-2λ6,1-benzothiazine-2,2-dione

open access: yesActa Crystallographica Section E, 2013
In the title compound, C16H13Cl2N3O2S, the dihedral angle between the aromatic rings is 6.62 (2)° and the C=N—N=C torsion angle is 176.2 (4)°.
William T. A. Harrison   +4 more
doaj   +1 more source

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