Synthesis of Biphenylenes and Their π-Extended Derivatives

Autor: Ming Lun Pan, Yao‐Ting Wu
Rok vydání: 2019
Předmět:
Zdroj: Synlett. 31:97-101
ISSN: 1437-2096
0936-5214
DOI: 10.1055/s-0039-1690750
Popis: A series of biphenylenes and their π-extended derivatives are easily prepared through tert-butyllithium-mediated cyclization of suitable halobiaryls and haloteraryls, respectively. The reactions proceed via the corresponding arynyl intermediates at low temperature (up to –20 °C).
Databáze: OpenAIRE