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Showing 1 to 20 of 21 for “"Thiophen"”.

  1. Thiophen und Benzodithiophen basierte organische Halbleiter für aus Lösung prozessierbare Feldeffekttransistoren

    … und Charakterisierung von organolöslichen Thiophen und Benzodithiophen basierten Materialien und ihrer Anwendung als aktive lochleitende Halbleiterschichten in Feldeffekttransistoren. Im ersten Teil der Arbeit wird durch eine gezielte Modifikation des Thiophengrundgerüstes eine neue …

    potsdam-diss Repository record for Thiophen und Benzodithiophen basierte organische Halbleiter für aus Lösung prozessierbare Feldeffekttransistoren (opens in a new tab)

  2. Syntheses and reactions of thieno [2,3-d] pyrimidines

    … have, so far, been synthesised mainly from thiophen derivatives. The work described in this thesis is largely concerned with a search for general methods of synthesising substituted thieno [2,3-d] pyrimidines from pyrimidines.

    salford Repository record for Syntheses and reactions of thieno [2,3-d] pyrimidines (opens in a new tab)

  3. Elektropolymerisation, Spektroelektrochemie und Potentiometrie von funktionalisierten leitfähigen Polymeren

    … als auch in der Polymer-Seitenkette (ein Thiophen-Copolymer: 3-Methylthiophen/6-Hydroxy-2-(2-(3-thienyl)-ethoxy)-acetophenon) dargestellt. Die Redox-Prozesse der funktionalisierten Polymere wurden mit spektroelektrochemischen Methoden: ESR-, UV-Vis-NIR- und FTIR-Spektroelektrochemie …

    qucosa-diss

  4. Intramolecular carbenoid insertion : reactions of [alpha] -diazoketones derived from benzothienyl, pyrolyl and indolyl alkanoic acids with rhodium (II) acetate

    … and focuses on a-diazoketones tethered to benzothiophenes, pyrroles and indoles by a methylene linker. In the case of benzothiophenes, it was shown that the rhodium catalyst decomposition of I-diazo-4-(3-benzothienyl)-2-butanone (146) and 1-diazo-4-(3benzothienyl)- 2-butanone (152) allow for the …

    brock Repository record for Intramolecular carbenoid insertion : reactions of [alpha] -diazoketones derived from benzothienyl, pyrolyl and indolyl alkanoic acids with rhodium (II) acetate (opens in a new tab)

  5. Biosynthesis of Caldariellaquinone in Sulfolobus acidocaldarius

    … spectrometry, it was concluded that the benzo[b]thiophen-4,7-quinone ring of CQ is derived as an intact unit from all of the carbons of tyrosine except C-1. Additional work, using (3S)-L-(2-²H, 3-²H]-, (3R)-D-[2-²H, 3-²H]-, (3S)-D-[3-²H]-, and (3R)-L-[3-²H]- tyrosine, demonstrated that the pro-3S …

    vt Repository record for Biosynthesis of Caldariellaquinone in Sulfolobus acidocaldarius (opens in a new tab)

  6. Dibora- und Tetraboraporphyrinogene

    … synthetisiert werden, die neben dem Heterozyklus Thiophen auch Furan oder N-Methylpyrrol enthalten. Untersuchungen zur Reaktivität führten in einer Umsetzung mit Natrium/Kalium-Legierung zu Mono- bzw. Dianionen von arylsubstituierten Diboraporphyrinogenen. Tetraboratetraazaporphyrinogene werden …

    heid-diss Repository record for Dibora- und Tetraboraporphyrinogene (opens in a new tab)

  7. Reaktivität silylierter und stannylierter π-Systeme

    … von 2-Silyl- und 2-Stannylgruppen auf Furane und Thiophene (7- 10, 16, 19, 23) wurde am Beispiel der Umsetzungen mit Benzhydrylkationen 26a-d untersucht (Schema 0.1). Während die Umsetzungen der Benzhydryltriflate mit 2-(Trimethylsilyl)furan (7) und -thiophen (19) ein Gemisch von 27/35 und 28/36 …

    lmu-germany Repository record for Reaktivität silylierter und stannylierter π-Systeme (opens in a new tab)

  8. Synthese elongierter Diaza-pi-Donor Cavitäten

    … 49∙Ag+ handelt es sich um den ersten Thiophen--Donor Komplex mit Silber. Es ist darüber hinaus der erste synthetisierte -Prismand, in dem anstelle eines Benzols ein Thiophen als p-Donor wirkt.

    heid-diss Repository record for Synthese elongierter Diaza-pi-Donor Cavitäten (opens in a new tab)

  9. Fused Arenes-Based Molecular and Polymeric Materials for Organic Field Effect Transistors

    … field effect<br />transistors. Fused oligothiophenes and anthracene molecules are fascinating<br />macromolecules having unique optoelectronic properties. These compounds are successfully employed as active components in optoelectronic devices including field effect transistors. Our goal is …

    wku-diss Repository record for Fused Arenes-Based Molecular and Polymeric Materials for Organic Field Effect Transistors (opens in a new tab)

  10. Molecular design for controlling morphology in organic electronics

    … synthetic route to access functionalized 2,5-di(thiophen-2- y1)- 1-H-arylpyrroles (SNS) from readily available starting materials. We demonstrated the use of this building block in the synthesis of conjugated polymers with high thermal stability and solubility. Characterization of the polymers …

    mit Repository record for Molecular design for controlling morphology in organic electronics (opens in a new tab)

  11. Further Exploring the Structure Activity Relationship (SAR) of MMV008138 and MMV1803522

    … the 2,4-dichlorophenyl ring with dihalogenated thiophen-3-yl and thiophen-2-yl rings. We also explored the effect of installing a cyano group on the A-ring of MMV008138. Unfortunately, none of these new compounds were potent growth inhibitors of Dd2 strain P. falciparum. We conclude that the …

    vt Repository record for Further Exploring the Structure Activity Relationship (SAR) of MMV008138 and MMV1803522 (opens in a new tab)

  12. PUSH-PULL COPOLYMERS IN THIN FILM FOR ELECTRONIC APPLICATION

    … N,N -bis(2-octyldodecyl)-2,6-bis(5-(thioph-2-yl)thiophen-2-yl)naphthalene-1,4,5,8-bis(dicarboximide) (s-NDI2ODT4) and donor (D) ethylenedioxythiophene (EDOT) units on (indium tin oxide/polyethylene terephtalate) ITO/PET substrates, allowing for the fabrication of electrochromic devices, featuring …

    catania Repository record for PUSH-PULL COPOLYMERS IN THIN FILM FOR ELECTRONIC APPLICATION (opens in a new tab)

  13. Hybride Dünnschicht-Solarzellen aus mesoporösem Titandioxid und konjugierten Polymeren

    … auf Poly(p-Phenylen-Vinylen) (PPV)- bzw. Thiophenbasis als Donatormaterial verwendet. Bei der thermischen Behandlung der TiO2-Schichten erfolgt eine temperaturabhängige Änderung der Morphologie, jedoch nicht der Kristallstruktur. Die Auswirkungen auf die Solarzelleneigenschaften wurden …

    potsdam-diss Repository record for Hybride Dünnschicht-Solarzellen aus mesoporösem Titandioxid und konjugierten Polymeren (opens in a new tab)

  14. Studies into the Biosynthesis and Chemical Synthesis of Indolocarbazoles and Related Heterocyclic Compounds. Metalation of Indole-6-Carboxamide.

    … esters. Oxidative cyclization of the 3,4-bis(thiophen-3-yl)pyrrole and 3,4-bis(benzothiophen-3-yl)pyrrole to give analogues of the corresponding indolocarbazoles was demonstrated. Chapter 3 describes preliminary results on the development of regioselective C-5 and C-7 indole metalation tactics …

    queens Repository record for Studies into the Biosynthesis and Chemical Synthesis of Indolocarbazoles and Related Heterocyclic Compounds. Metalation of Indole-6-Carboxamide. (opens in a new tab)

  15. Enzymology of DHHC-mediated Protein S-Acylation

    … and 2-(2-Hydroxy-5-nitro-benzylidene)-benzo[b]thiophen-3-one: compound V), inhibited autoacylation and acyl-transfer of all DHHCs tested. These compounds were further characterized for reversibility and time-dependence. Given their modest potency and lack of specificity, new screens for …

    wustl Repository record for Enzymology of DHHC-mediated Protein S-Acylation (opens in a new tab)

  16. Characterization of Novel CB2 Agonist SMM-295 and Its Effects in Ischemia/Reperfusion Injury

    … small molecule agonist, SMM-295 [3′-methyl-4-(2-(thiophen-2-yl) propan-2-yl) biphenyl-2,6-diol], in an investigation of the CB2 receptor as a potential therapeutic target in the prevention of tubular epithelial cell damage after AKI. To test this compound in AKI, we used a mouse model of renal …

    tenn-hsc Repository record for Characterization of Novel CB2 Agonist SMM-295 and Its Effects in Ischemia/Reperfusion Injury (opens in a new tab)

  17. Aspects of Photovoltaic Systems: Study and Simulation of Silicon Phthalocyanine Bulk Heterojunction Solar Cells and Monochromatic Photonic Power Converters

    … with the typical donor compound poly(3-hexylthiophene) (P3HT), and also poly[(2,6-(4,8-bis(5-(2-ethylhexyl)thiophen-2-yl)-benzo [1,2-b:4,5-b’]dithiophene))-alt-(5,5-(1′,3′-di-2- thienyl-5′,7′-bis(2-ethylhexyl)benzo[1′,2′-c:4′,5′-c’]dithiophene-4,8-dione)] (PBDB-T). Device performance was …

    ottawa-retro Repository record for Aspects of Photovoltaic Systems: Study and Simulation of Silicon Phthalocyanine Bulk Heterojunction Solar Cells and Monochromatic Photonic Power Converters (opens in a new tab)

  18. Synthesis and Characterization of Thin films of Novel Functionalised 2,5-Dithienylpyrrole Derivatives on Oxide Substrates

    … (n= 4, 6, 10, 12, benzyl). SNSnP for [(2,5-dithiophen-2-yl-pyrrol-1-yl)-dodecyl]-phosphonic acid, SNSnTMS for [(2,5-dithiophen-2-yl-pyrrol-1-yl)-alkyl]-trimethoxysilane and ArP for 4-(2,5-di-thiophen-2-yl-pyrrol-1-yl)-1-yl)-benzyl]-phosphonic acid was used as acronym for further references. …

    qucosa-diss

  19. Strategien zur Optimierung organischer Solarzellen: Dotierte Transportschichten und neuartige Oligothiophene mit reduzierter Bandlücke

    … Unterschiede . • Des Weiteren wurden neue Thiophenderivate untersucht, die als aktive Materialien in organischen Solarzellen eingesetzt wurden. Durch elektronenziehende Endgruppen wurde das Ionisationspotential der Thiophenderivate abgesenkt und die optische Bandlücke verringert. Das …

    qucosa-diss

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