Sur les dérivés de la fluorénone VI Les acides bromo-3-fluorénonecarboxylique-2 et bromo-2-fluorénonecarboxylique-3 et la bromo-3-méthyl-4-fluorénone |
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| Authors: | Louis Chardonnens,Ern Horv th |
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| Affiliation: | Louis Chardonnens,Ernö Horváth |
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| Abstract: | Starting from 2-amino-3-bromo-9-oxofluorene and from 3-methylfluorene respectively the preparation of 3-bromo-9-oxofluorene-2-carboxylic acid and of 2-bromo-9-oxofluorene-3-carboxylic acid is described. A synthesis of 3-bromo-4-methyl-9-oxofluorene is also given. |
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