Boron-Containing Nucleosides. 1. Synthesis of the Novel Heterocycle 2-Benzyl-1,4-dihydro-1-hydroxythieno[3,2-c7] [1,5,2]diazaborin-3(2H)-one: A Thieno-fused 4-Borauracil

Article abstract of DOI:10.1002/jhet.5570350417

The synthesis of the novel boron-containing nucleobase 2-benzy]-1,4-dihydro-l-hydroxythieno[3,2-c]-[1,5,2]diazaborin-3(2H)-one (8), a thieno-fused 4-borauracil, is described. Compound 8 was prepared in three steps starting from 2-thiophenecarbonyl chlorid