Natural Compounds

2013 Edition
| Editors: Shakhnoza S. Azimova, Ashraf I. Saidkhodzhaev

3β-Angeloyloxy-6β-hydroxy-furanoeremophil-1(10)-ene (6β-Hydroxy-3β-angeloyloxy-euryopsin)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1128

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Taxonomy: Physicochemical and Pharmacological Properties of Sesquiterpene Esters – The Bicyclic Sesquiterpene Esters – Eremophilanes – Furanoeremophilanes – Monoesters

Biological sources: Senecio pericalia Klatt [1]

C20H26O4: 330.1831

Mp: colorless [1]

IR (CCl4): 3460, 1720, 1660 [1]

MS: 330.183 [M]+ (2.5) (calc. for C20H26O4: 330.183), 312 (6), 230 (77), 124 (78), 83 (100) [1]

HPLC [1]

1H NMR (400 MHz, CDCl3, TMS): 0.97 (3H, d, H-15), 1.05 (3H, s, H-14), 2.06 (3H, br s, H-13), 2.20 (2H, m, H-2), 2.36 (1H, dq, J = 3.5, H-4), 3.01 (1H, d, J = 16.5, H-9b), 3.38 (1H, br d, J = 16.5, H-9a), 4.85 (1H, br s, H-6), 5.20 (1H, ddd, J = 7.5; 8.5; 3.5, H-3), 5.51 (1H, ddd, J = 5; 2.5; 2.5, H-1), 7.04 (1H, br s, H-12); OAng: 1.90 (3H, br s, H-5′), 1.99 (3H, qd, H-4′), 6.17 (1H, qq, H-3′) [1]

References

  1. 1.
    A.H. Mericli, F. Mericli, J. Jakupovic, F. Bohlmann, X.A. Dominguez, H.S. Vega, Phytochemistry 28(4), 1149 (1989)CrossRefGoogle Scholar

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