INTRODUCTION OF “SOLUBILIZING GROUP” TO NUCLEOTIDE SYNTHESIS: STANNYL ESTER OF NUCLEOTIDES AS USEFUL INTERMEDIATE IN UNSYMMETRICAL ALKYL NUCLEOSIDE DIPHOSPHATE SYNTHESIS

Abstract
Tributylstannyl ester of 5′-guanylic acid and related compounds enhanced their solubility in pyridine. The stannyl phosphorothioate (5) was employed as synthetic intermediate for alkyl nucleoside diphosphate bond formation.