Sur les dérivés de la fluorénone I. Nitration de la 3-méthyl-fluorénone
✍ Scribed by Louis Chardonnens; Charles Perriard
- Publisher
- John Wiley and Sons
- Year
- 1945
- Tongue
- German
- Weight
- 485 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0018-019X
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## Abstract On décrit la synthèse de la diméthyl‐1,3‐fluorénone et de son produit de réduction, le diméthyl‐1,3‐fluorène. L'oxime de la diméthyl‐1,3‐fluorénone fournit par transposition de __Beckmann__ une diméthyl‐phénanthridone dont la constitution n'a pas pu être établie. On décrit la synthèse d
## 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.
## Abstract Starting from 3‐bromo‐, 1‐iodo‐ and 4‐iodo‐9‐oxo‐fluorene three symmetrical bifluorenonyls and the corresponding hydrocarbons 3,3′‐, 1,1′‐ and 4,4′‐bifluorenyls are prepared. An attempt to obtain the non‐symmetrical 1,2′‐bifluorenyl is also described.
3,3‐dimethylpentane‐2,4‐diol, a new diol, and its dicarbamate have been prepared. Some N,N‐diethylcarbamates of diols have also been prepared from N,N‐diethylcarbamoyl chloride and the corresponding diols.