Natural Compounds

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

6-Isovaleroyloxy-3-hydroxy-furanoeremophil-1(10)-en-9-one (3-Hydroxy-6-isovaleryloxy-9-oxo-euryopsin)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1206

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

Biological sources: Euryops othonnoides (DC.) B. Nord. [1, 2]

C20H26O5: 346.1780

Mp: oil [1]

IR: 3630, 1745, 1680, 1637, 1540 [1]

MS: 346.176 [M]+ (calc. for C20H26O5: 346.1780), 262, 244, 85 [1]

1H NMR (CDCl3, TMS): 1.02 (3H, d, J = 7, H-15), 1.18 (3H, s, H-14), 1.91 (d, J ≈ 1, H-13), 3.40 (1H, t, J ≈ 4, H-1), 4.11 (1H, m, H-3), 6.40 (1H, s, H-6), 7.38 (1H, q, J ≈ 1, H-12) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, N. Rao, Chem. Ber. 105, 3523 (1972)CrossRefGoogle Scholar
  2. 2.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

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