Natural Compounds

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

6β-Isovaleroyloxy-1α-hydroxy-10αH-furanoeremophil-9-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1207

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

Biological sources: Senecio hypochoerideus DC. [1]; S. chionophilus Phil. [2]

C20H28O5: 348.1937

Mp: colorless oil [1]

IR (CCl4): 3530, 1745, 1675, 1620 [1]

MS: 348.194 [M]+ (10) (calc. for C20H28O5 348.194) [1]

1H NMR (270 MHz, CDCl3, TMS): 0.87 (3H, d, J = 7, H-15), 0.95 (3H, s, H-14), 1.8 (2H, m, J = 6; 10.5, H-2), 1.86 (3H, d, J = 1, H-13), 2.40 (1H, d, J = 10.5, H-10α), 4.15 (1H, m, H-1β), 6.36 (1H, s, H-6α), 7.37 (1H, q, J = 1, H-12); OiVal: 1.0 (3H, d, J = 7, H-4′), 1.02 (3H, d, J = 7, H-5′), 1.5 (1H, m, H-3′), 2.30 (2H, dd, J = 7, H-2′) [1]

References

  1. 1.
    F. Bohlmann, D. Ehlers, C. Zdero, Phytochemistry 17(3), 467 (1978)CrossRefGoogle Scholar
  2. 2.
    J.-Q. Gu, Y.-H. Wang, S.G. Franzblau, G. Montenegro, B.N. Timmermann, J. Nat. Prod. 67, 1483 (2004)CrossRefGoogle Scholar

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