1148009-83-9Relevant academic research and scientific papers
Annulated N-heterocyclic carbenes: 1,3-Ditolylphenanthreno[9,10-d]imidazol- 2-ylidene and transition metal complexes thereof
Ullah, Farman,Kindermann, Markus K.,Jones, Peter G.,Heinicke, Joachim
, p. 2441 - 2449 (2009)
The N, N'-bis(tolylamino)phenanthrenes 1a and 1b were synthesized by reductive cyclization of benzil- bis(tolylimines) and cyclized with triethyl orthoformate in the presence of NH4PF6 to give the corresponding bis(tolyl)phenanthreno[9,10-d]imidazolium he
