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European Journal of Organic Chemistry, ISSN 1434-193X, 03/2018, Volume 2018, Issue 12, pp. 1460 - 1464
Herein, a simplified approach to the synthesis of medium‐ring ethers through the electrophilic activation of secondary alcohols with (poly)cationic λ3‐iodanes... 
Medium‐ring compounds | Cyclic ethers | Hypervalent iodine | Ring expansion | Medium-ring compounds | hypervalent iodine | medium-ring | cyclic ethers | ring expansion
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 06/2018, Volume 57, Issue 23, pp. 6935 - 6939
We describe a novel, short, and flexible approach to diverse N‐doped polycyclic aromatic hydrocarbons (PAHs) through gold‐catalyzed π‐extension of anthranils... 
α-imino gold carbenes | ortho-ethynylbiaryls | anthranils | polycyclic aromatic hydrocarbons | ring expansion | Gold | Organic chemistry | Polycyclic aromatic hydrocarbons | Emission analysis | Reagents | Economies of scale | Fluorescence | Chemical reactions | Cascade chemical reactions | Ring opening
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 06/2015, Volume 21, Issue 25, pp. 9018 - 9021
We report the isolation and detailed structural characterization, by solid‐state and solution NMR spectroscopy, of the neutral mono‐ and bis‐NHC adducts of... 
ring expansion reaction | N‐heterocyclic carbene | boron compounds | BB bond activation | CN bond cleavage | N-heterocyclic carbene | Ring expansion reaction | C-N bond cleavage | Boron compounds | B-B bond activation | Forming | Cleavage | Catalysis | NMR spectroscopy | Carbenes | Bonding | Adducts | Structural analysis
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 09/2017, Volume 23, Issue 50, pp. 12387 - 12398
The synthesis of mono‐NHC alane adducts of the type (NHC)⋅AlH3 (NHC=Me2Im (1), Me2ImMe (2), iPr2Im (3 and [D3]‐3), iPr2ImMe (4), Dipp2Im (10);... 
carbenes | alanes | aluminum | Al−H activation | ring expansion | ROOM-TEMPERATURE | X-RAY CRYSTALLOGRAPHY | COMPLEXES | DIBORON COMPOUNDS | DFT CALCULATIONS | CHEMISTRY, MULTIDISCIPLINARY | Al-H activation | TERTIARY PHOSPHINE ADDUCTS | LIGAND | B-H | C-H | Aluminum compounds | Heterocyclic compounds | Hydrogen bonds | Carbenes | Expansion | Dipping | Ring opening | Adducts
Journal Article
Chemistry – A European Journal, ISSN 0947-6539, 01/2015, Volume 21, Issue 4, pp. 1434 - 1438
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 08/2015, Volume 54, Issue 33, pp. 9568 - 9571
Treatment of 1‐bromo‐2,3,4,5‐tetraethylalumole (1) with 3‐hexyne afforded the corresponding product 1‐bromo‐1‐alumacyclonona‐2,4,6,8‐tetraene (2), accompanied... 
aluminum | structure elucidation | ring expansion | DFT calculations | alkynes | ELEMENTS | BOREPIN | DERIVATIVES | CHEMISTRY, MULTIDISCIPLINARY | Pictures | Aluminum | Mathematical analysis | Insertion | Dimers | Formations | Alkynes | Crystal structure
Journal Article
Organic Letters, ISSN 1523-7060, 03/2014, Volume 16, Issue 6, pp. 1810 - 1813
A highly enantioselective chlorination/ring expansion cascade for the construction of cycloalkanones with an all-carbon quaternary center was realized (up to... 
WAGNER-MEERWEIN REARRANGEMENT | CARBON CENTERS | RING EXPANSION | ENANTIOSELECTIVE SYNTHESIS | ALLYLIC ALCOHOLS | EPOXIDE REARRANGEMENT | ARYLATION | PHASE-TRANSFER CATALYSIS | SEMIPINACOL REARRANGEMENT | CHEMISTRY, ORGANIC | HIGHLY EFFICIENT SYNTHESIS
Journal Article
European Journal of Organic Chemistry, ISSN 1434-193X, 04/2017, Volume 2017, Issue 14, pp. 1820 - 1825
The conversion of synthetic porphyrins to derivatives that contain a nonpyrrolic building block is an appealing method to generate porphyrinoids with... 
Porphyrinoids | Heterocycles | Synthetic methods | Ring‐expansion | Baeyer–Villiger oxidation | Ring-expansion | Baeyer-Villiger oxidation | OXIDATION | OCTAETHYLPORPHYRIN | PORPHYRINS | COMPLEXES | CHEMISTRY, ORGANIC | REARRANGEMENTS | N-OXIDE | OXOPORPHYRINS | OCTAALKYLPORPHYRINS | Ringexpansion | CHEMISTRY | MESO-TETRAARYLPORPHYRINS | Oxidation-reduction reaction | Porphyrins
Journal Article