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41 Treffer

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  1. Detailansicht für Treffer 1 öffnen
    DBU mediated coupling of isatin with phenacyl azides: synthesis of 2-oxoindolin-3-ylbenzoatesElectronic supplementary information (ESI) available: Copies of 1H, 13C, 19F NMR spectra and HRMS data of all the synthesized products are available. See DOI: https://doi.org/10.1039/d2nj05661e
    Newar, Uma Devi ; Bora, Kaushik ; et al.
    In: New journal of chemistry, Jg. 47 (2023), Heft 5, S. 2464-2473
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  2. Detailansicht für Treffer 2 öffnen
    Mechanistic insights into the Cu(ii)/DBU-catalyzed incorporation of CO2 into homopropargylic aminesElectronic supplementary information (ESI) available: Computational details about the energies and Cartesian coordinates of all stationary points in the reactions. See DOI: https://doi.org/10.1039/d2nj05809j
    Yuan, Binfang ; Liu, Senmao ; et al.
    In: New journal of chemistry, Jg. 47 (2023), Heft 12, S. 5691-5700
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  3. Detailansicht für Treffer 3 öffnen
    An efficient merging of DBU/enolate and DBU/benzyl bromide organocycles for the synthesis of alpha benzylated 1-indanone derivativesElectronic supplementary information (ESI) available. CCDC 2128756. For ESI and crystallographic data in CIF or other electronic format see DOI: https://doi.org/10.1039/d2nj00783e
    Singh, Shikha ; Trivedi, Laxmikant ; et al.
    In: New journal of chemistry, Jg. 46 (2022), Heft 17, S. 7850-7854
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  4. Detailansicht für Treffer 4 öffnen
    Unusual DBU-catalyzed decarboxylative formation of allylic thioethers from vinyl cyclic carbonates and thiolsElectronic supplementary information (ESI) available: Experimental details, characterization data for all new and relevant known compounds, copies of relevant spectra. See DOI: https://doi.org/10.1039/d2qo01511k
    Ni, Jixiang ; Lanzi, Matteo ; et al.
    In: Organic chemistry frontiers, Jg. 9 (2022), Heft 24, S. 6780-6785
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  5. Detailansicht für Treffer 5 öffnen
    Visible light-induced Ni-catalyzed C–heteroatom cross-coupling of aryl halides via LMCT with DBU to access a Ni(i)/Ni(iii) cycleElectronic supplementary information (ESI) available: Experimental protocols and spectral data. See DOI: https://doi.org/10.1039/d2qo00607c
    Li, Rui ; Yang, Chen-Xi ; et al.
    In: Organic chemistry frontiers, Jg. 9 (2022), Heft 14, S. 3847-3853
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  6. Detailansicht für Treffer 6 öffnen
    A practical and cost-effective approach to polysubstituted pyrimidine derivatives via DBU mediated redox isomerization of propargyl alcohol and subsequent N–C–N fragment condensationElectronic supplementary information (ESI) available. CCDC 2087550. For ESI and crystallographic data in CIF or other electronic format see DOI: https://doi.org/10.1039/d2nj00586g
    De, Rimpa ; Sengupta, Utsav ; et al.
    In: New journal of chemistry, Jg. 46 (2022), Heft 22, S. 10603-10610
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  7. Detailansicht für Treffer 7 öffnen
    1, 8-Diazabicyclo[5.4.0]undec-7-ene (DBU)-promoted reduction of azides to amines under metal-free conditionsElectronic supplementary information (ESI) available. See DOI: https://doi.org/10.1039/d1cc07035e
    Xu, Shijie ; Yang, Fan ; et al.
    In: New journal of chemistry, Jg. 46 (2022), Heft 21, S. 9994-9998
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  8. Detailansicht für Treffer 8 öffnen
    DBU-catalyzed dearomative annulation of 2-pyridylacetates with α, β-unsaturated pyrazolamides for the synthesis of multisubstituted 2, 3-dihydro-4H-quinolizin-4-onesElectronic supplementary information (ESI) available: Experimental procedures, spectral data of new compounds, and crystallographic data. CCDC 2103427. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/d1qo01414e
    Shen, Yao-Bin ; Zhao, Jian-Qiang ; et al.
    In: Organic chemistry frontiers, Jg. 9 (2022), Heft 1, S. 88-94
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  9. Detailansicht für Treffer 9 öffnen
    Large-Stokes-shifted yellow photoluminescence emission from an imide and polyimides forming multiple intramolecular hydrogen bondsElectronic supplementary information (ESI) available: Synthesis of compounds with 1H NMR spectra; FT-IR spectra, TD-DFT-calculated FT-IR spectra; TD-DFT-calculated conformation of MC-1; calculated molecular orbitals of MC-1, calculated molecular orbitals of BT-MC; calculated electronic transition of BT-MC; steady-state UV-vis absorption spectra and emission spectra of DH-MC dissolved in toluene/DBU; steady-state UV-vis absorption spectra of BT-MC dissolved in toluene; steady-state UV-vis absorption spectra and excitation/emission spectra of BT-PI film; temperature-dependent fluorescence and phosphorescence spectra of the BT-PI film; steady-state UV-vis absorption spectra and emission spectra of DH-PI films with different H2SO4 concentrations; average photoluminescence lifetimes, energy transfer efficiencies and total quantum yields of ODPA/DCHM PI, DH-PI, and CoPI films. CCDC 2117075. For ESI and crystallographic data in CIF or other electronic format see DOI: 10.1039/d1qm01280k
    Liang, Naiqiang ; Kuwata, Shigeki ; et al.
    In: Materials chemistry frontiers, Jg. 6 (2022), Heft 1, S. 24-32
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  10. Detailansicht für Treffer 10 öffnen
    Synergetic activation of CO2 by the DBU-organocatalyst and amine substrates towards stable carbamate salts for synthesis of oxazolidinonesElectronic supplementary information (ESI) available. See DOI: 10.1039/d1cy01298c
    Chen, Xiao-Chao ; Zhao, Kai-Chun ; et al.
    In: Catalysis science & technology, Jg. 11 (2021), Heft 21, S. 7072-7082
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  11. Detailansicht für Treffer 11 öffnen
    Direct conversion of secondary propargyl alcohols into 1, 3-di-arylpropanone via DBU promoted redox isomerization and palladium assisted chemoselective hydrogenation in a single pot operationIn memory of Dr. Senthil Kumaran Rajendran, our beloved and much admired colleague in IISc Bangalore and FU Berlin.Electronic supplementary information (ESI) available. See DOI: 10.1039/d1nj02972j
    De, Rimpa ; Savarimuthu, S. Antony ; et al.
    In: New journal of chemistry, Jg. 45 (2021), Heft 38, S. 17871-17877
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  12. Detailansicht für Treffer 12 öffnen
    DBU and TU synergistically induced ring-opening polymerization of phosphate esters: a mechanism studyElectronic supplementary information (ESI) available: Optimized structures, IRC following of TS1_2A and TS2_3B, the potential energy surface of DBUH+ departure from 2A, NBO analysis, and coordinates of all structures. See DOI: 10.1039/d0nj05422d
    Li, Shuang ; Lu, Han ; et al.
    In: New journal of chemistry, Jg. 45 (2021), Heft 4, S. 1953-1958
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  13. Detailansicht für Treffer 13 öffnen
    DBU and TU synergistically induced ring-opening polymerization of phosphate esters: a mechanism studyElectronic supplementary information (ESI) available: Optimized structures, IRC following of TS1_2A and TS2_3B, the potential energy surface of DBUH+ departure from 2A, NBO analysis, and coordinates of all structures. See DOI: 10.1039/d0nj05422d
    Li, Shuang ; Lu, Han ; et al.
    In: New journal of chemistry, Jg. 45 (2021), Heft 4, S. 1953-1958
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  14. Detailansicht für Treffer 14 öffnen
    DFT study on the [4+4] domino cycloaddition of ynones with benzylidenepyrazolones to access eight-membered cyclic ethers: effects of DBU vs. Et3NElectronic supplementary information (ESI) available: Computational details about the energies and Cartesian coordinates of all stationary points in the reactions. See DOI: 10.1039/d0nj04280c
    Yuan, Binfang ; Zhou, Huimin ; et al.
    In: New journal of chemistry, Jg. 45 (2021), Heft 1, S. 131-140
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  15. Detailansicht für Treffer 15 öffnen
    1, 8-Diazabicyclo[5.4.0]-undec-7-ene based protic ionic liquids and their binary systems with molecular solvents catalyzed Michael addition reactionElectronic supplementary information (ESI) available: Fig. S1 Spotting and labelling of a TLC plate: (a) prior to development, (b) developed at the initial stage of the reaction, and (c) after completion of the reaction. Fig. S2 FTIR spectra for (A) [HDBU]OH and (B) [HDBU]CH3COO. Fig. S3 1H NMR spectra for (A) [HDBU]OH and (B) [HDBU]CH3COO. Fig. S4 13C NMR spectra for (A) [HDBU]OH and (B) [HDBU]CH3COO. Fig. S5 The change in conductivity and degradation temperature with mole fraction of DBU for binary systems of [HDBU]CH3COO with DBU and water. Fig. S6 The change in conductivity, degradation temperature and average reaction rate for the Michael addition reaction with mole fraction of DBU for binary systems of [HDBU]OH with DBU and water. Table S1 Reaction completion time and average rate for different systems as catalyst and reaction medium in the Michael addition reaction. See DOI: 10.1039/d0nj03012k
    Ara, Gulshan ; Miran, Muhammed Shah ; et al.
    In: New journal of chemistry, Jg. 44 (2020), Heft 32, S. 13701-13706
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  16. Detailansicht für Treffer 16 öffnen
    Experimental and DFT mechanistic insights into one-pot synthesis of 1H-pyrazolo[1, 2-b]phthalazine-5, 10-diones under catalysis of DBU-based ionic liquidsElectronic supplementary information (ESI) available. See DOI: 10.1039/d0nj03478a
    Fallah-Ghasemi Gildeh, Sara ; Mehrdad, Morteza ; et al.
    In: New journal of chemistry, Jg. 44 (2020), Heft 38, S. 16594-16601
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  17. Detailansicht für Treffer 17 öffnen
    Theoretical study on the absorption of carbon dioxide by DBU-based ionic liquidsElectronic supplementary information (ESI) available. See DOI: 10.1039/d0cp03612a
    Izadyar, Mohammad ; Rezaeian, Mojtaba ; et al.
    In: Physical chemistry chemical physics, Jg. 22 (2020), Heft 35, S. 20050-20060
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  18. Detailansicht für Treffer 18 öffnen
    Mechanistic investigation-inspired activation mode of DBU and the function of the α-diazo group in the reaction of the α-amino ketone compound and EDA: [DBU-H]+-DMF-H2O and α-diazo as strong N-terminal nucleophilesElectronic supplementary information (ESI) available. See DOI: 10.1039/c9qo00602h
    Zhu, Lihan ; Yuan, Hai-Yan ; et al.
    In: Organic chemistry frontiers, Jg. 6 (2019), Heft 15, S. 2678-2686
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  19. Detailansicht für Treffer 19 öffnen
    Key factor governing the physicochemical properties and extent of proton transfer in protic ionic liquids: ΔpKa or chemical structure?Electronic supplementary information (ESI) available: TG curves of [NTf2]-based PILs; optimised structures of [DBU][NTf2] and [DBU][TfO]; VTF fitting parameters for the viscosity, conductivity, and molar conductivity; fitting parameters for the density and molar conductivity at various temperatures for the [NTf2]-based PILs. See DOI: 10.1039/c8cp06973e
    MiranPresent address: Department of Chemistry, University of Dhaka, Dhaka 1000, Bangladesh.These two authors equally contributed to this work., Muhammed Shah ; Hoque, Mahfuzul ; et al.
    In: Physical chemistry chemical physics, Jg. 21 (2019), Heft 1, S. 418-426
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  20. Detailansicht für Treffer 20 öffnen
    DBU-functionalized MCM-41-coated nanosized hematite (DBU-F-MCM-41-CNSH): a new magnetically separable basic nanocatalyst for the diastereoselective one-pot four-component synthesis of 2-(N-carbamoylacetamide)-substituted 2, 3-dihydrothiophenesElectronic supplementary information (ESI) available. See DOI: 10.1039/c9nj04714j
    Kordnezhadian, Reza ; Shekouhy, Mohsen ; et al.
    In: New journal of chemistry, Jg. 43 (2019), Heft 47, S. 18559-18570
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