“…The five signals were assigned to C-1', C-2', C-3', C-4', and C-5' of the sugar moiety, at δ 89.52 C 1`, 76.47 C 2`, 74.93 C 3`, 71.98 C 4` and 63.82 C 5` for compound 5, and at δ 89.89 C 1`, 79.31 C 2`, 76.41 C 3`, 69.29 C 4`, 61.63 C 5` for compound 6. The 13 C NMR of CF 3 group showed at δ119.80, 119.32 and 118.96 of compounds 2, 5 and 6 respectively (Break, 2016 andBreak,2015. 13 CNMR shifts of C=S group: those of derivatives 2, 5, and 6 lie in the region of 188.2, 189.2 and 190.1 ppm, respectively that of thion groups. (Hanusek J., et al;2001).…”