| abstract |
PREPARATION OF COMPOUNDS OF 6-SULFENAMIDE, 6-SULFINAMIDE OF PURINS AND NUCLEOTIDES AND NUCLEOSIDES OF FORMULA PURINE (I), WHERE Z IS H O -NH2; X IS FORMULA (II); G, TYQ ARE CH ON, EY ESH OR AN ALPHA-PENTOFURANOSA OF FORMULA (III), WHERE R1 AND R2 ARE H, OH, -O-ACILO OR A GROUP AO IN JOINT R1 AND R2 ARE B, AND R3 AND R4 ARE HO ONE OF R3 OR R4 IS OH AND THE OTHER IS H, AND WHEN Y IS H, ZES -NH2, WHICH INCLUDES REACTING COMPOUNDS OF FORMULA (IV), WITH CHLORAMINE, TO FORM THE CORRESPONDING COMPOUNDS WHERE X IS A GROUP -SNH2 THEN THEY OXIDIZE WITH AN OXIDIZING AGENT. |