NMR Spectrum

Prediction： 1H NMR (300 MHz, DMSO-d6): the adenosine moiety delta 8.33 (1H, s, H-2), 8.18 (1H, brs, H-8), 7.92 (1H, brs, -NH), 5.86 (1H, d, J=6.3 Hz, H-1), 5.42 (2H, d, J=5.1 Hz, -OH*2), 5.17 (1H, m, -OH), 4.61(1H, m, H-2), 4.13 (1H, m, H-3), 3.95 (1H, m, H-4), 3.68 (1H, m, H-5a), 3.55 (1H, m, H-5b) ; the isobutyl moiety delta 3.29 (2H, m, H-1?), 1.95 (1H, m, H-2?), 0.87 (6H, d, J=6.6 Hz, H-3?, H-4?)

    ¹H NMR

¹³C NMR