4a,6-Bis-(N-methlanilino)-7-hydroxy-2,3,8-trimethyl-4a,9a-dihydro-xanthen-1,4-dion: Ein thermolyseprodukt von 6-(N-methylanilino)-7a-methyl-3a,7a-dihydroindazol-4,7-dion |
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| Authors: | Manfred Schubert-Zsilavecz |
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| Affiliation: | (1) Institut für Pharmazeutische Chemie, Karl-Franzens-Universität Graz, 8010 Graz, Österreich |
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| Abstract: | Summary 4a,6-Bis-(N-methylanilino)-7-hydroxy-2,3,8-trimethyl-4a,9a-dihydro-xanthene-dione (4) was obtained by thermolysis of 6-(N-methylanilino)-7a-methyl-3a,7a-dihydroindazol-4,7-dione (1) The structure was determined on basis of 1D- and 2D-NMR techniques.Herrn Prof. Dr. G. Zigeuner zum 70. Geburtstag gewidmet |
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| Keywords: | Dihydroxanthenedione 2D-NMR 1H-13C-Shift-correlation COLOC |
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