Browsing by Type "Article"
Now showing items 41-60 of 13903
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Article
3,4,5,6,7,8,9-heptachlorophenaleno[1,9-bc]pyrazole
(2009)Treatment of perchloro-7H-cyclopropano[a]acenaphthylene 1 with hydrazine hydrate in DMF at ca. 80 °C gives the new 3,4,5,6,7,8,9-heptachlorophenaleno[1,9-bc]pyrazole 2 in 69% yield. This compound is the first example of a ...
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Article
3,4,5-Triarylisothiazoles via C-C coupling chemistry
(2007)The regiocontrolled preparation of triarylisothiazoles is presented. 3-Halo-5-phenylisothiazole-4-carbonitriles, 1 (hal = Cl) and 18 (hal = I), are converted into the corresponding 4-bromo derivatives 5 (3-hal = Cl) and ...
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Article
3,5-bis(4-dodecylthiophen-2-yl)-4H-1,2,6-thiadiazin-4-one
(2012)3,5-Dichloro-4H-1,2,6-thiadiazin-4-one 1 reacts with (4-dodecylthiophen-2-yl)trimethylstannane 4 (2.2 equiv.) and Pd(Ph 3P) 2Cl 2 (5 mol%) in acetonitrile at ca. 82 °C to give 3,5-bis(4-dodecylthiophen-2-yl)-4H-1,2,6-thi ...
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Article
3,5-Bis[5-(thiazol-2-yl)thien-2-yl]-4H-1,2,6-thiadiazin-4-one
(2019)Stille coupling of 3,5-bis(5-bromothien-2-yl)-4H-1,2,6-thiadiazin-4-one (10) with 2-(tri-n-butylstannyl)thiazole and Pd(Ph3P)2Cl2 in PhMe, at ca. 110 °
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Article
3-amino-6-ethoxy-4-phenyl-1H-pyrrolo[2,3-b]pyridine-2,5-dicarbonitrile
(2010)(Z)-2-(4-Chloro-5H-1,2,3-dithiazol-5-ylideneamino)-6-ethoxy-4-phenylpyridine- 3,5-dicarbonitrile 1, when treated with either triphenylphosphine (4 equiv.) or polymer bound triphenylphosphine (5 equiv.) in dichloromethane ...
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Article
3-Chloro-5-(3-n-hexylthien-2-yl)-4H-1,2,6-thiadiazin-4-one
(2019)Stille coupling of 5-chloro-4-oxo-4H-1,2,6-thiadiazin-3-yl trifluoromethanesulfonate (7) with tributyl(3-n-hexylthien-2-yl)stannane and Pd(Ph3P)2Cl2 in PhMe at ca. 20 °C, for 24 h gave 3-chloro-5-(3-n-hexylthien-2-yl)-4H ...
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Article
3-Chloro-5-(4-dodecylthiophen-2-yl)-4H-1,2,6-thiadiazin-4-one
(2012)3-Chloro-5-trifluoromethanesulfonate-4H-1,2,6-thiadiazin-4-one 3 reacts with (4-dodecylthiophen-2-yl)trimethylstannane 5 (1 equiv.) in the presence of Pd(Ph 3P) 2Cl 2 (5 mol%) in benzene at ca. 20 °C for 5 h to give ...
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Article
The 3-loop beta function of QCD
(1997)Using the background field technique, we calculate the 3-loop beta function of lattice SU (N) gauge theories. In the pure gluonic case, we present our results, comparing to those recently obtained by Luescher and Weisz. ...
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Article
3D Composite U(VI) Adsorbents Based on Alginate Hydrogels and Oxidized Biochar Obtained from Luffa cylindrica
(MDPI, 2023)3D naturally derived composites consisting of calcium alginate hydrogels (CA) and oxidized biochar obtained from Luffa cylindrica (ox-LC) were synthesized and further evaluated as adsorbents for the removal of U(VI) from ...
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Article
3rd Annual European Rheology Conference (AERC 2006), Hersonisos, Crete, Greece, 27-29 April 2006
(2007)
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Article
[4 + 2] Cycloadditions of rigid s-cis dienes to C60. A synchronous Diels-Alder reaction
(2001)(Matrix presented) The Diels-Alder reaction of rigid s-cis dienes with C60 occurs by a concerted mechanism, via a symmetrical transition state.
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Article
4-(Hydroxymethyl)pyridine and pyrimidine in manganese benzoate chemistry: Preparation and characterization of hexanuclear clusters featuring the { Mn4II Mn2III ( μ4 - O )2 }10 + core
(2006)The use of 4-(hydroxymethyl)pyridine (4hmpH) and pyrimidine (pym) in manganese benzoate chemistry has been investigated. The reactions of 4hmpH and pym with Mn(O2CPh)2 · 2H2O in MeCN affords the complexes [Mn6O2(O2CPh)10(4hmpH) ...
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Article
4-chloro-6-ethoxy-2-(Methylthio)pyrimidine
(2017)4,6-Dichloro-2-(methylthio) pyrimidine (3) reacts with EtONa in EtOH, at ca. 20 °C, for 2 h, to give exclusively 4-chloro-6-ethoxy-2-(methylthio)pyrimidine (5) in 89% yield. The latter is presented as a useful multifunctionalised ...
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Article
40LoVe and Samba are involved in Xenopusneural development and functionally distinct from hnRNP AB
(2014)Heterogeneous nuclear ribonucleoproteins (hnRNPs) comprise a large group of modular RNA-binding proteins classified according to their conserved domains. This modular nature, coupled with a large choice of alternative ...
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The 4D SU(3) gauge theory with an imaginary θ term
(2011)We study the scaling behavior of the 4D SU(3) lattice gauge theory in the presence of a θ term, by Monte Carlo simulations computing the topological properties at imaginary θ. The numerical results provide a good evidence ...
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Article
4H-1,2,6-Thiadiazin-4-one-containing small molecule donors and additive effects on their performance in solution-processed organic solar cells
(2015)The optical, electrochemical, morphological and transport properties of a series of thiadiazinone (acceptor) and (thienyl)carbazoles (donor) containing π-extended donor-acceptor-donors (D-A-D) are presented. Systematic ...
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Article
4H-1,2,6-Thiadiazine-containing donor–acceptor conjugated polymers: synthesis, optoelectronic characterization and their use in organic solar cells
(2018)π-Conjugated donor–acceptor (D–A) polymers containing electron withdrawing non-S-oxidized 4H-1,2,6-thiadiazines and electron donating (het)aryl-substituted indacenodithiophenes (IDTs) were prepared and used in organic solar ...
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Article
5,5′-Bis[5-(9-decyl-9H-carbazol-3-yl)thien-2-yl]-4H,4′H-[3,3′-bi(1,2,6-thiadiazine)]-4,4′-dione
(2018)Stille coupling of 5,5′-dichloro-4H,4′H-[3,3′-bi(1,2,6-thiadiazine)]-4,4′-dione (8) with 9-decyl-3-[5-(tributylstannyl)thien-2-yl]-9H-carbazole and Pd(Ph3P)2Cl2 in PhMe, at ca. 110 °C, for 2 h, gave 5,5′-bis[5-(9-decyl-9 ...
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Article
5,5′-Thiobis(3-methoxy-4H-1,2,6-thiadiazin-4-one)
(2019)The reaction of 3-chloro-5-methoxy-4H-1,2,6-thiadiazin-4-one (9) with Na2S·