The one-step formylations, using CH3OCHCl2/TiCl4 in CH2Cl2, of 9,9′-spirobifluorene to obtain 2-carboxaldehyde-9,9′-spirobifluorene and 2,2′-dicarboxaldehyde-9,9′-spirobifluorene in moderate to good yields are described. Previous works dealt with four-steps synthesis.
Titolo: | Direct formylation of 9,9 '-spirobifluorene: 2-carboxaldehyde-9,9 '-spirobifluorene and 2,2 '-dicarboxaldehyde-9,9 '-spirobifluorene |
Autori: | |
Data di pubblicazione: | 2001 |
Rivista: | |
Abstract: | The one-step formylations, using CH3OCHCl2/TiCl4 in CH2Cl2, of 9,9′-spirobifluorene to obtain 2-carboxaldehyde-9,9′-spirobifluorene and 2,2′-dicarboxaldehyde-9,9′-spirobifluorene in moderate to good yields are described. Previous works dealt with four-steps synthesis. |
Handle: | http://hdl.handle.net/11697/12065 |
Appare nelle tipologie: | 1.1 Articolo in rivista |
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