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The 1H NMR spectra of 8-quinolinolato complexes of Mn(III)
Affiliation:1. Functional Nanomaterials Group, Department of Physics and Astronomy, KU Leuven, Celestijnenlaan 200D, B-3001, Belgium;2. Department of Materials Engineering, Kasteelpark Arenberg 44, KU Leuven, B-3001, Belgium;1. CSIR – Indian Institute of Chemical Technology, I&PC Division, Uppal Road, Tarnaka, Hyderabad 500 607, India;2. Academy of Scientific and Innovative Research, CSIR-IICT, India;3. Photovoltaic Materials Unit, National Institute for Materials Science, 1-2-1 Sengen, Tsukuba, Ibaraki 305-0047, Japan;1. College of Science and Technology, Nihon University, 1-8-14 Kanda Surugadai, Chiyoda-ku, Tokyo 101-8308, Japan;2. National Institute for Materials Science (NIMS), Photovoltaic Materials Group, Sengen 1-2-1, Tsukuba 305-0047, Japan;3. Cornea Research Chair, Department of Optometry, College of Applied Medical Sciences, King Saud University, Riyadh 11433, Saudi Arabia;1. N. D. Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences, 119991 Moscow, Russian Federation;2. All-Russian Research Institute for Phytopathology, 143050 B. Vyazyomy, Moscow Region, Russian Federation;3. D. I. Mendeleev University of Chemical Technology of Russia, 125047 Moscow, Russian Federation;4. Peoples Friendship University of Russia (RUDN University), 117198 Moscow, Russian Federation;1. College of Science and Technology, Nihon University, 1-18-14 Kanda Surugadai, Chiyoda-ku, Tokyo 101-8308, Japan;2. National Institute for Materials Science (NIMS), Photovoltaic Materials Group, Sengen 1-2-1, Tsukuba 305-0047, Japan;3. Department of Engineering Science, Faculty of Informatics and Engineering, The University of Electro-Communications, Chofu, Tokyo 182-8585, Japan;4. Cornea Research Chair, Optometry Department, College of Applied Medical Sciences, King Saud University, Riyadh 11433, Saudi Arabia
Abstract:1H NMR spectra are reported for tris(8-quinolinolato)manganese(III), tris(2-methyl-8-quinolinolato)manganese(III) and mixtures of tris(acetylacetonato)manganese(III) and tris(8-quinolinolato)manganese(III). In the latter case, mixed complexes are formed in equilibrium, with only one of the three possible isomers of acetylacetonato bis(8-quinolinolato)manganese(III) being present in detectable amounts. The spectra were assigned making extensive use of selective deuteriation.
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