320573-07-7Relevant articles and documents
A highly regioselective Sonogashira coupling as a key step in the preparation of the first phenanthroline with two diverse reactive groups in 3,8-positions
Liu, Shi-Xia,Michel, Christoph,Schmittel, Michael
, p. 3959 - 3962 (2007/10/03)
(Matrix presented) The preparation of 3,8-unsymmetric phenanthrolines is described. Desymmetrization of 3,8-dibromophenanthroline was achieved after monoarylation followed by regioselective Pd-catalyzed monoalkynylation that was controlled by the methoxy