933794-31-1Relevant articles and documents
Synthesis and structures of diindeno-fused 1,12-diphenylbenzo[c] phenanthrene and 1,14-diphenyl[5]helicene bearing severe helical twists
Zhang, Yanzhong,Petersen, Jeffrey L.,Wang, Kung K.
, p. 1025 - 1028 (2007/10/03)
(Chemical Equation Presented) Diindeno-fused 1,12-diphenylbenzo[c] phenanthrene 15 and 1,14-diphenyl[5]helicene 20 were prepared in a four-step synthetic sequence from 2,7-naphthalenedicarboxylic acid and 3,6-phenanthrenedicarboxylic acid, respectively. T