名称:
                                Linear C2-symmetric polycyclic benzodithiophene: efficient, highly diversified approaches and the optical properties
                             
                            
                                摘要:
                                Two facile approaches to two new series of the seven-rings fused benzodithiophene-based polycyclic aromatics are developed in good yields. (c) 2005 Elsevier Ltd. All rights reserved.
                             
                                                            
                                    DOI:
                                    10.1016/j.tetlet.2005.09.107