Natural Compounds

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

3α-Tigloyloxy-10βH-furanoeremophilane

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1296

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

Biological sources: Senecio greyi Hook f. [1]

C20H28O3: 316.2038

Mp: colorless oil [1]

IR (CCl4): 1710, 1650 [1]

MS: 316.204 [M]+ (10) (calc. for C20H28O3 316.204), 216 (15), 108 (100), 83 (18) [1]

1H NMR (270 MHz, CDCl3, TMS): 1.01 (3H, br s, H-14), 1.01 (3H, br s, H-15), 1.92 (3H, br s, H-13), 2.10 (1H, m, H-6β), 2.10 (1H, m, H-9β), 2.59 (1H, br d, J = 17, H-6α), 2.71 (1H, dm, J = 17; 7, H-9α), 5.17 (1H, m, H-3β), 7.06 (1H, br s, H-12); OTigl: 1.81 (3H, dq, J = 7; 1, H-4′), 1.85 (3H, dq, J = 1; 1, H-5′), 6.86 (1H, qq, J = 7; 1, H-3′) [1]

References

  1. 1.
    F. Bohlmann, D. Ehlers, C. Zdero, Phytochemistry 17((3), 467 (1978)CrossRefGoogle Scholar

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