Natural Compounds

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

6β-(2′-Methylacryloyloxy)-4α-hydroxy-1β,10β-epoxy-furanoeremophilane

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1233

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

Biological sources: Euryops floribundus N.E.Br., E. subcarnosus DC. ssp. vulgaris B. Nord. [1]

C19H24O5: 332.1624

Mp: colorless oil [1]

IR (CCl4): 3560, 1715, 1650 [1]

MS: 332.162 [M]+ (11) (calc. for C19H24O5: 332.162), 246 (42), 188 (100), 69 (66) [1]

1H NMR (270 MHz, CDCl3, TMS): 1.30 (3H, s, H-14), 1.35 (3H, s, H-15), 1.84 (3H, d, J = 5, H-13), 2.17 (1H, br d, J = 17, H-9α), 3.02 (1H, d, J = 5, H-1α), 3.27 (1H, br d, J = 17, H-9β), 6.53 (1H, br s, H-6α), 7.07 (1H, br s, H-12); OMeacr: 1.96 (3H, dd, J = 7; 1.5, H-4′), 5.54 (1H, dq, J = 7; 1.5, H-3′a), 6.14 (1H, br s, H-3′b) [1]

References

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

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