beta-D-Ribofuranose, 1-acetate 2,3,5-tribenzoate → Ribofuranose, 1-acetate 2,3,5-tribenzoate

Participants

Reaction Steps

mp 129-130° C. (EtOH 95) (lit.(1) mp 130-131° C.) 1H NMR (200 MHz, CDCl3):δ 8.09-7.87 (m, 6H, HArom), 7.62-7.31 (m, 9H, HArom) 6.43 (s, 1H, H1), 5.91 (dd, 1H, H3, J3,46.7 Hz; J3,24.9 Hz), 5.79 (pd, 1H, H2, J2,34,9 Hz; J1,2<1), 4,78 (m, 2H, H4 and H5), 4,51 (dd, 1H, H5, J5,513,1 Hz, J5′,45,5 Hz), 2,00 (s, 3H, CH3CO); (identical to commercial 1-O-acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose) Mass analysis (FAB+, GT) m/z 445 (M-OAc)+ Elemental analysis C28H24O9 Calculated C 66.66 H 4.79; found C H

Provenance & Evidence