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Scillascilloside E-1

Reference work entry

CAS Registry Number: 97400-12-9 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Cucurbitane Type – 15-Deoxoeucosterol

Biological source: Scilla scilloides [1]

C58H94O27: 1222.598

Mp: 221–223°C (aq. MeOH) [1]

[α]D20 − 62.3° (c 1.3, C5H5N) [1]

IR (KBr) νmax cm−1: 3350, 1720 [1]

MSm/z: 1245 [M + Na]+, 1099, 1083 [1]

1H NMR (100 MHz, J/Hz, C5D5N) (anomeric protons): 6.32 (brs, H-1 of Ara), 5.30 (brs, H-1 of Rha), 5.16, 4.99, 4.93 (d, H-1 of 3 × Glc) [1]

13 C NMR (25 MHz, C 5D 5N): [ 1]

Table 1

C-1

35.7

C-16

39.7

Glc-1

106.0

2

27.4

17

97.1

Ara-1

101.1

3

89.0

18

19.3

Glc′-1

102.4

4

44.4

19

19.5

Rha-1

102.0

5

51.8

20

43.7

Glc″-1

104.3

6

19.7

21

17.3

   

7

26.9

22

36.8

   

8

135.3

23

81.6

   

9

135.9

24

212.6

   

10

36.8

25

32.4

   

11

21.1

26

7.7

   

12

25.4

30

23.2

   

13

48.8

31

63.2

   

14

50.8

32

26.4

   

15

32.4

       

References

  1. 1.
    M. Sholichin, K. Miyahara, T. Kawasaki, Chem. Pharm. Bull. 33(4), 1756 (1985)CrossRefGoogle Scholar

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