Natural Compounds

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

1β,6β-Disenecioyloxy-10βH-furanoeremophilane

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1410

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

Biological sources: Gynoxys acostae Cuatrec. [1]

C25H34O5: 414.2406

IR (CCl4): 1720, 1650 (C = CCO2R), 1447, 1225, 1141 [1]

EI-MS: 414.241 [M]+ (2) (calc. for C25H34O5: 414.241), 314 [M – C4H7CO2H]+ (3), 214 [314 – C4H7CO2H]+ (45), 172 (24), 83 [C4H7CO]+ (100) [1]

1H NMR (400 MHz, CDCl3): 1.00 (3H, d, H-15), 1.01 (3H, s, H-14), 1.46 (1H, dddd, H-3β), 1.52 (1H, dddd, H-2β), 1.67 (1H, m, H-4), 1.81 (3H, d, H-13), 2.00 (1H, dddd, H-2α), 2.17 (1H, br dddd, H-3α), 2.17 (1H, ddd, H-10), 2.57 (1H, br dd, H-9α), 2.65 (1H, br ddd, H-9β), 4.63 (1H, ddd, H-1), 6.37 (1H, br s, H-6), 7.03 (1H, br s, H-12); OSen: 1.88 (dq), 1.91 (ddq), 2.13 (dq), 2.20 (ddq), 5.64 (qq), 5.72 (s(qq)) [1]

References

  1. 1.
    J. Jakupovic, C. Zdero, M. Kings, Phytochemistry 40(6), 1677 (1995)CrossRefGoogle Scholar

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