1422259-89-9Relevant articles and documents
Selectivity of Br/Li exchange and deprotonation of 4,4′-dibromo-3, 3′-bithiophene for synthesis of symmetrical and unsymmetrical dithienoheteroaromatic rings
Han, Hui,Zhao, Wenling,Song, Jinsheng,Li, Chunli,Wang, Hua
, p. 2726 - 2730 (2013)
The novel selective synthesis of symmetrical and unsymmetrical dithienoheteroaromatic rings (DTHAs) has been developed via intramolecular cyclization of 4,4′-dibromo-3,3′-bithiophene (3). Four reaction conditions including n-BuLi/Et2O, n-BuLi/T