Page 102 - วารสารปีที่15ฉบับที่3

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μ“√“ß∑’Ë 1 º≈°“√æ‘ Ÿ®πå‡Õ°≈—°…≥å¢Õß “√≈Ÿªîπ‘øÕ≈‘π

a b
Yellow needle-shaped compound Lupinifolin
Position
δ (ppm) δ (ppm) δ (ppm) δ (ppm)
C H C H
4 196.68 196.84
7 159.75 160.13

8a 159.53 159.44
5 157.50 156.48
4′ 156.56 156.09

3′′′ 130.99 131.11
1′ 129.62 130.60
2′/6′ 127.56 7.32 (d, 8.4) 127.66 7.31 (d, 8.4)
3′′ 125.91 5.50 (d, 10.0) 126.02 5.52 (d, 10.1)

2′′′ 122.56 5.14 (dd, 7.2,7.2) 122.40 5.16 (dd, 7.2,7.2)
4′′ 115.67 6.64 (d, 10.0) 115.53 6.64 (d, 10.1)
3′/5′ 115.67 6.87 (d, 8.4) 115.53 6.89 (d, 8.4)

8 108.59 108.73
6 102.70 102.79

4a 102.69 102.61
2 78.80 5.34 (dd, 12.8,2.8) 78.47 5.33(dd, 12.6,3.0)
2′′ 78.05 78.20

CDCl3 77.37

CDCl3 77.11
CDCl3 76.86
3 43.23 3.04 (dd,17.6,12.8) 42.97 3.06(dd,17.1,12.6)
2.80 (dd,17.6,3.0) 2.81 (dd,17.1,3.0)
6′′ 28.39 1.45 (s) 28.25 1.46 (s)
5′′ 28.29 1.44 (s) 28.33 1.45 (s)
4′′′ 25.80 1.65 (s) 25.78 1.66 (s)

1′′′ 21.47 3.21 (d, 7.2) 21.42 3.22 (d, 7.2)
5′′′ 25.80 1.65 (s) 25.78 1.66 (s)

5-OH 12.24 (s) 12.24 (s)
a 1 13
Recorded in CDCl at 500 MHz for H-NMR and 125 MHz for C-NMR
3
b 1 13
Recorded in CDCl at 300 MHz for H-NMR and 75.6 MHz for C-NMR, cited in (Mahidol et al., 1997)
3