“…Product was obtained in a 23% yield (333.4 mg). 1 H NMR (CDCl 3 , 300 MHz) δ: 8.15-7.97 (m, 3H, Bz), 7.6 (m, 5H, Bn), 7.43 (m, 6H, Bz) 7.39-7.36 (m, 6H, Bz), 6.81 (d, J = 2.7 Hz, 1H, H1 0 ), 6.6 (dd, J = 5.4, 2.7 Hz, 1H, H2 0 ), 6.43 (dd, J = 6.6, 5.4 Hz,1H, H3 0 ), 4.97 (ddd, J = 6.6, 5.4, 4 Hz, 1H, H4 (46). (2R,3R,4R,5R)-2-(Benzoyloxymethyl)-5-(7chloro-5-(hexylthio)-3H- [1,2,3]triazolo [4,5-d]pyrimidin-3-yl)tetrahydrofuran-3,4-diyl dibenzoate, 44, (940 mg, 1.32 mmol) was dissolved in dried ethanol (30 mL), and NaOAc (100 mg) was added.…”