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Synthèses dans la série des bis‐indéno‐fluorènes I. Le dihydro‐13, 15‐5 H ‐bis‐indéno[1, 2‐a;1′, 2′‐h]fluorène
Author(s) -
Chardonnens Louis,
Gamba Giacomo
Publication year - 1966
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19660490222
Subject(s) - chemistry , fluorene , medicinal chemistry , derivative (finance) , stereochemistry , organic chemistry , financial economics , economics , polymer
The synthesis of 13,15‐dihydro‐5 H ‐diindeno[1, 2 ‐a;1′, 2 ′‐h] fluorene in six steps starting from flourenone 4‐carboxylic acid and 2 ,4‐dichlorotoluene is described. As an intermediate product the 5, 13, 15‐trioxo‐derivative is obtained.