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. 2022 Aug 5;8(8):e10103. doi: 10.1016/j.heliyon.2022.e10103

Table 7.

NMR data of isolated compounds.

Compound A
Compound E
Compound F
1H ppm (mult; J Hz) 13C ppm 1H ppm (mult; J Hz) 13C ppm 1H ppm (mult; J Hz) 13C ppm
2 4.56 (d) 78.5 165.8 164.4
3 4.14 (m) 66.1 6.53 (s) 103.5 6.55 (s) 103.0
4 2.8 (dd 16.75; 2.67) 27,6 183.7 182.8
5 – OH 159.1 –OH 157.1 –OH 157.2
6 5.94 (s) 94.9 –gluc 102.1 6.49 (s) 93.9
7 – OH 156 –OH 161 –OH 163.8
8 5.90 (s) 94.9 6.27 (s) 99.1 –gluc 107.3
9 157.3 165.5 160.8
10 104.5 103.7
1′ 130 122.5 119.0
2′ 6.75 (s) 113.7 7.51 (d; 7.65) 120.5 7.36 (br s) 120.5
3′ – OH 117.2 –OH 149.5 –OH 145.9
4′ – OH 141.5 –OH 146.1 –OH 148.9
5′ 6.70 144.2 6.90 (d; 8.3) 115.8 6.91 (d; 8.4) 115.4
6′
6.94 (dd; 1.86; 6,7) (s)
118.4
7.55 (d; 8.90)
114.9
7.40 (br d; 7.23)
112.8



Sugar
Sugar
1″ 4.98 (d; 7.8) 73.8 4.91 (d; 10.2) 74.02
2″ 4.18 (t) 72.4 4.15 (t) 71.1
3″ 3.49 80.12 3.47 79.12
4″ 3.47 (br; s) 71.6 3.45 (br s) 70.4
5″ 3.44 82.4 3.42 81.0
6″ 3.74 et 3.88 62.6 3.73 et 3.86 61.4