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- W2045789406 abstract "Iron(III) chloride has been used to prepare polymethoxy-substituted phenanthrene-9-carboxylic acid via intramolecular oxidative coupling at room temperature in excellent yields. Mild reaction conditions and the use of environmentally friendly FeCl3 provide a novel practical route for the synthesis of the important phenanthrene ring. The further application of this protocol as the key step to total synthesis of tylophorine, deoxytylophorinine, and antofine was achieved starting from readily available pyrrole in 48%, 44%, and 46% overall yields, respectively. This new and efficient strategy enjoys a number of advantages. The experimental procedure is simple under mild conditions, atom economy is very high without any protecting-group, starting materials are cheap or easily prepared. Hence this short and practical method is applicable to large-scale production." @default.
- W2045789406 created "2016-06-24" @default.
- W2045789406 creator A5042741534 @default.
- W2045789406 creator A5049768691 @default.
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- W2045789406 creator A5082507354 @default.
- W2045789406 date "2008-08-01" @default.
- W2045789406 modified "2023-10-15" @default.
- W2045789406 title "Iron(III) chloride-based mild synthesis of phenanthrene and its application to total synthesis of phenanthroindolizidine alkaloids" @default.
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- W2045789406 doi "https://doi.org/10.1016/j.tet.2008.06.003" @default.
- W2045789406 hasPublicationYear "2008" @default.
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