Table 2.

¹H NMR Data of Glycosides 2–4^a

proton	2	3	4
6	6.26, s	6.22, s	6.13, S
8	6.39, brs	6.41, brs	6.30, brs
2′, 6′	7.87, d (8.4)	7.86, d (8.8)	7.83, d (8.4)
3′, 5′	7.01, d (8.4)	6.98, d (8.8)	6.96, d (8.4)
1″	5.56, s	5.54, s	5.52, S
2″	5.78, brs	5.78, brs	5.79, brs
3″	5.27, dd (9.6, 3..2)	5.27, dd (9.2, 3..2)	5.21, dd (9.2, 3.2)
4″	3.58, t (9.6)	3.49, t (9.2)	3.48, t (9.6)
5″	3.52, m	3.53, m	3.52, m
6″	1.04, d (6.0)	1.00, d (6.0)	0.97, d (5.6)
2‴, 2‴′	6.31, d (16.0), 5.72, d (12.8)	6.30, d (16.0), 5.81, d (12.8)	5.72, d (12.8), 5.74, d (12.8)
3‴, 3‴′	7.59, d (16.0), 6.88, d (12.8)	7.61, d (16.0), 6.94, d (12.8)	6.89, d (12.8), 6.86, d (12.8)
5‴, 9‴ 5‴′, 9‴′	7.47, d (8.4), 7.71, d (8.4)	7.36, d (8.8), 7.64, d (8.8)	7.71, d (8.4), 7.62, d (8.4)
6‴, 8‴, 6″″, 8″″	6.81, m, 6.81, m	6.63, d (8.8), 6.78, d (8.8)	6.81, d (8.4), 6.69, d (8.4)

^aMeasured at 400 MHz for ¹H in methanol-d₄. “s” singlet, “brs” broad singlet, “d” doublet, “dd” doublet of doublets, “t” triplet, “m” multiplet.