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Latifoloside L

Reference work entry

CAS Registry Number: 354537-16-9 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Ursene Type – Pomolic Acid

Biological source: Ilex latifolia [1]

C53H86O22: 1074.561

[α]D25 + 7.46° (c 0.35, MeOH) [1]

1H NMR (500 MHz, J/Hz, C5D5N): 3.20 (dd, J = 11.6, 4.5, H-3), 0.80 (dd, J = 11.3, 4.0, H-5), 5.60 (m, H-12), 3.04 (s, H-18), 0.84 (s, CH3-25), 1.07 (s, CH3-24), 1.11 (s, CH3-26), 1.137 (d, J = 6.4, CH3-30), 1.18 (s, CH3-23), 1.46 (s, CH3-29), 1.74 (s, CH3-27)

α-L-Arap: 4.90 (d, J = 4.2, H-1)

α-L-Rhap: 5.96 (brs, H-1), 1.64 (d, J = 6.1, CH3-6)

β-D-Glcp: 5.12 (d, J = 7.6, H-1)

β-D-Glcp′: 5.38 (d, J = 7.3, H-1) [1]

13 C NMR (125 MHz, C 5D 5N): [ 1]

Table 1

C-1

37.0

C-16

26.3

Ara-1

104.2

Glc-1

103.5

2

26.5

17

48.3

2

74.9

2

85.9

3

88.6

18

54.5

3

82.9

3

78.4

4

39.5

19

72.6

4

67.9

4

71.1

5

56.0

20

42.1

5

68.3

5

78.1

6

18.7

21

26.9

Rha-1

101.5

6

62.3

7

33.5

22

38.5

2

72.2

Glc′-1

106.0

8

42.3

23

28.3

3

72.4

2

75.8

9

References

  1. 1.
    J. Huang, X. Wang, Y. Ogihara, N. Shimizu, T. Akiyama, T. Takeda, Chem. Pharm. Bull. 49(6), 765 (2001)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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