Zobrazeno 1 - 4
of 4
pro vyhledávání: '"Andrej Safronov"'
Publikováno v:
Journal of the American Chemical Society. 122:3351-3357
The synthesis of a chiral, nonracemic π-conjugated system with D2 point group of symmetry and the corresponding chiral carbodianion is described. Cu(II)-mediated oxidation of (R)-2,2‘-dilithio-1,1‘-binaphthyl (prepared from (R)(+)- 2,2‘-dibrom
Publikováno v:
Angewandte Chemie International Edition in English. 36:488-491
Publikováno v:
Angewandte Chemie. 109:504-507
Publikováno v:
Journal of the American Chemical Society. 118:7272-7279
Biphenylene dimers, which may be considered as “macrocyclic” 2 × 2 fragments of net 1 and dimeric fragments of a double-stranded polymer, 5, are prepared. X-ray crystallography on two polymorphs of the dimer 9 reveals that its bond alternation i