Natural Compounds

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

6β-(2′,3′-Epoxy-angeloyloxy)-furanoeremophil-1(10)-en-9-one (17,18-Epoxy-17,18-dihydroneoadenostylon)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1159

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

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

C20H24O5: 344.1624

Mp: 194°C (CHCl3) [1]

IR: 1750, 1145, 1665, 1620, 1590, 1530, 890 [1]

UV: 296 (ε 16700), 288 (ε 17500) [1]

MS: 344.163 [M]+ (calc. for C20H24O5 344.162), 228 (100), 199 (55), 213 (81) [1]

1H NMR: 1.01 (3H, d, H-15), 1.18 (3H, s, H-14), 1.98 (3H, d, H-13), 2.23 (2H, m, H-2), 6.36 (1H, s, H-6), 6.99 (1H, t, J = 3.7, H-1), 7.41 (1H, q, J = 1, H-12) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, M. Grenz, Chem. Ber. 107, 2730 (1974)CrossRefGoogle Scholar
  2. 2.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

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