Synthesis of novel polycylic nucleoside analogues, incorporation into oligodeoxynucleotides, and interaction with complementary sequences

Article abstract of DOI:10.1021/ja00190a044

4-O-[(Triisopropylphenyl)sulfonyl]pyrimidine nucleosides were reacted with aromatic diamines leading to fused, polycylic ring systems: o-phenylenediamine yielded the pyrimido[1,6-a]benzimidazole, 2,3-diaminonaphthalene gave the naphth[2',3':4,5]imidazo[1,