ChemInform Abstract: 1, 3, 5, 7‐Tetra(Bpin)azulene by Exhaustive Direct Borylation of Azulene and 5, 7‐Di(Bpin)azulene by Selective Subsequent Deborylation. Issue 45 (November 2015) - Nishimura, Hidetaka; Eliseeva, Maria N.; Wakamiya, Atsushi; Scott, Lawrence T.