Natural Compounds

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

6β-(2′,3′-Epoxy-angeloyloxy)-10αH-furanoeremophil-9-one (6β-(2′-Methyl-2′,3′-epoxy-butyryloxy)-10αH-furanoeremophil-9-one)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1160

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

Biological sources: Euryops annae E. Phillips [1]

C20H26O5: 346.1780

Mp: colorless oil [1]

IR (CCl4): 1730, 1685 [1]

MS: 346.178 [M]+ (4) (calc. for C20H26O5: 346.178), 230 (14), 43 (100) [1]

1H NMR (270 MHz, CDCl3, TMS): 0.88 (3H, d, J = 7, H-15), 0.98 (3H, s, H-14), 1.84 (3H, d, J = 1.5, H-13), 2.40 (1H, dd, J = 4; 12, H-10α), 6.36 (1H, s, H-6α), 7.37 (1H, q, J = 1.5, H-12); OEpang: 1.48 (3H, d, J = 5, H-4′), 1.61 (3H, s, H-5′), 3.16 (1H, q, J = 5, H-3′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

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