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Momordicoside E

Reference work entry

CAS Registry Number: 78887-74-8 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Triterpene Glycosides – Glycosides of Aglycones of Cucurbitane Type – 3β-Hydroxy-23,24,25,26,27-pentanor-(20ξ)cucurbita-5-ene-22-al

Biological source: Momordica charantia [1]

C37H60O12: 696.408

[α]D20 + 1.82° (c 1.10, MeOH) [1]

Mixture (20R) and (20S) of isomers

FD-MSm/z: 719 (M + Na)+ [1]

1H NMR (100 MHz, J/Hz, C5D5N): 9.66 (d, J = 2.5, CHO), 9.67 (d, J = 4.0, CHO) [1]

13 C NMR (100 MHz, C 5D 5N): [ 1]

Table 1

C-3

87.4

Glc-1

105.3

Glc′-1

107.0

4

49.0

2

77.4

2

77.4

5

143.3

3

78.5

3

78.5

6

118.5

4

71.7

4

71.7

9

47.0

5

75.2

5

75.4

13

41.7

6

70.2

6

62.8

14

34.8

       

CHO

205.7

       

CHO

204.9

       

References

  1. 1.
    Y. Miyahara, H. Okabe, T. Yamauchi, Chem. Pharm. Bull. 29, 1561 (1981)CrossRefGoogle Scholar

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