Search Results - "Schulze, Bärbel"

Oxidation of 3,4-dialkyl substituted isothiazolium salts to 1,1-dioxides by Noack, Antje, Wolf, Janine, Schulze, Bärbel

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Crystal structure of 2-(4-nitroanilino)-4,5,6,7-tetrahydro-1,2- benzisothiazolium perchlorate, [C13H14N3O2S[CIO4] by Zakharova1 Valeria M., Sieler Joachim, Schulze Bärbel

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Thermochemiluminescence as a fast method to detect and characterize hydroperoxide moieties in novel 3-hydroperoxyisothiazole 1,1-dioxides by Gilbert, Matthias, Zakharova, Valeria, Ramenda, Anna, Jebsen, Christian, Schulze, Bärbel, Wilhelm, Christian

“…Hydroperoxy compounds are important for selective oxidation of organic precursors in the chemical industry. Moreover, novel 3-hydroperoxyisothiazole…”
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[π4+π2] Cycloadditions of Isothiazole Derivatives by Schulze, Bärbel, Gidon, Dina, Siegemund, Anja, L. Rodina, Ludmila

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Fluorinated Diazo Diketones in Rhodium(II)-Catalyzed Reactions with Sultams: Chemoselective O-Functionalization of Amide Carbonyl Groups by Zakharova, Valeria M., Schulze, Bärbel, Rodina, Ludmila L., Sieler, Joachim, Nikolaev, Valerij A.

“…Rhodium(II)‐catalyzed decomposition of fluorinated diazo diketones in the presence of isothiazole‐3(2H)‐one 1,1‐dioxides offers a chemoselective and useful…”
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Spirocyclic and Fused Derivatives of Maleimide Based on Intra- and Intermolecular Reactions of Carbonyl Ylides from Diazocarbonyl Compounds by A. Nikolaev, Valerij, V. Nikolaev, Vsevolod, Schulze, Bärbel, Heimgartner, Heinz

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N, N′-Linked 1,2-benzisothiazol-3( 2H)-one 1,1-dioxides: synthesis, biological activity, and derived radicals by Zakharova, Valeria M., Brede, Ortwin, Gütschow, Michael, Kuznetsov, Mikhail A., Zibinsky, Mikhail, Sieler, Joachim, Schulze, Bärbel

“…A number of N, N′-linked benzoannelated isothiazol-3( 2H)-one 1,1-dioxides, not available via oxidation of isothiazolium salts, were obtained with good yields…”
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Vanadium diboride catalyzed oxidation of cyclooctene by molecular oxygen: Kinetic study by Trach, Yuriy B., Bulgakova, Lidia V., Makota, Oksana I., Suprun, Wladimir Ya, Schulze, Bärbel, Stark, Christian B.W.

“…The kinetics of initial stages of the liquid-phase oxidation of cyclooctene by molecular oxygen catalyzed by VB 2 has been reported for the first time. The…”
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Chemoselective Electrophilic Oxidation of Heteroatoms by Hydroperoxy Sultams by Gelalcha, Feyissa Gadissa, Schulze, Bärbel

“…The synthesis of novel hydroperoxy sultams 1b−d and their potential as renewable chemoselective electrophilic oxidants for a wide range of nitrogen, sulfur,…”
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Synthesis of Stable Isothiazole Carbenes by Wolf, Janine, Böhlmann, Winfried, Findeisen, Matthias, Gelbrich, Thomas, Hofmann, Hans-Jörg, Schulze, Bärbel

“…Through deprotonation of isothiazolium salts, stable substituted singlet carbenes of isothiazol‐3‐ylidenes (see scheme) could be synthesized for the first…”
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Synthesis and elastase-inhibiting activity of 2-pyridinyl-isothiazol-3(2 H)-one 1,1-dioxides by Eilfeld, Alexander, González Tanarro, Camino M., Frizler, Maxim, Sieler, Joachim, Schulze, Bärbel, Gütschow, Michael

“…The synthesis of a series of new isothiazol-3(2 H)-one 1,1-dioxides with halogenated (mostly fluorinated) pyridinyl and pentafluorophenyl substituents at…”
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Reply to "Recently Reported Crystalline Isothiazole Carbenes: Myth or Reality" by Wolf, Janine, Böhlmann, Winfried, Findeisen, Matthias, Gelbrich, Thomas, Hofmann, Hans-Jörg, Schulze, Bärbel

“…In light of the results of Bertrand and co‐workers, the isothiazole carbenes previously reported by us cannot be considered to be stable. Evidently they are…”
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3,3,6,6-Tetramethyl-1,2,4,5-tetroxane: a twinned crystal structure by GELALCHA, Feyissa Gadissa, SCHULZE, Bärbel, LÖNNECKE, Peter

“…The title compound, C6H12O4, also known as dimeric acetone peroxide, Me2(C2O4)Me2, has crystallographically imposed inversion symmetry and adopts a chair…”
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Aniline Exchange of 2-Aryl-4,5-diphenyl-substituted Isothiazolium Salts by Wolf, Janine, Sieler, Joachim, Schulze, Bärbel

“…4,5-Diphenyl-substituted N-(R -aryl)-isothiazolium salts 4 react with anilines 2 (R ) to form 4,5- disubstituted N-(R -aryl)-isothiazolium salts 4. The…”
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2,4,5-Triphenylisothiazol-3 (2H)-one 1,1-dioxides as inhibitors of human leukocyte elastase by Gütschow, Michael, Pietsch, Markus, Themann, Andrea, Fahrig, Janine, Schulze, Bärbel

“…A series of substituted 2,4,5-triphenylisothiazol-3(2H)-one 1,1-dioxides 9 was synthesized and investigated as inhibitors of human leukocyte elastase (HLE)…”
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N,N'-Linked 1,2-benzisothiazol-3(2H)-one 1,1-dioxides: synthesis, biological activity, and derived radicals by ZAKHAROVA, Valeria M, BREDE, Ortwin, GÜTSCHOW, Michael, KUZNETSOV, Mikhail A, ZIBINSLCY, Mikhail, SIELER, Joachim, SCHULZE, Bärbel

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Synthesis of 4-(Isothiazol-3-yl)morpholines and 1-(Isothiazol-3-yl)piperazines, and Their Inhibitory Activity towards Acetylcholinesterase by Wolf, Janine, Tanarro, Camino M. González, Gütschow, Michael, Sieler, Joachim, Schulze, Bärbel

“…The synthesis of novel triaryl‐substituted 4‐(isothiazol‐3‐yl)morpholines 7 and 8, and 1‐(isothiazol‐3‐yl)piperazines 9–13 by reaction of the corresponding…”
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3,3,6,6-Tetra­methyl-1,2,4,5-tetroxane: a twinned crystal structure by Gelalcha, Feyissa Gadissa, Schulze, Bärbel, Lönnecke, Peter

“…The title compound, C6H12O4, also known as dimeric acetone peroxide, Me2(C2O4)Me2, has crystallographically imposed inversion symmetry and adopts a chair…”
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Synthesis of N,N’-Linked Isothiazolium Salts via Intramolecular Cyclocondensation of Hydrazonium Salts by Zakharova, Valerija M., Siegemund-Eilfelda, Anja, Sieler, Joachim, Schulze, Bärbel

“…Interaction of β -thiocyanatovinyl aldehydes with N-amino heterocycles leads to formation of α, β - unsaturated hydrazonium salts dependent on the functional…”
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Novel Synthesis of 2-Aryl-4,5,6,7-tetrahydro-1,2-benzisothiazol-3(2H)-ones and Their S-Oxides by Siegemund, Anja, Hartung, Christine, Baumann, Sven, Schulze, Bärbel

“…2‐Aryl‐4,5,6,7‐tetrahydro‐1,2‐benzisothiazol‐3(2H)‐ones 1a–e were synthesized by cyclocondensation of 2‐(thiocyanato)cyclohexene‐1‐carboxanilides 9 as a…”
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