Natural Compounds

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

6β-[(E)-4-Methylsenecioyloxy]-10β-hydroxy-furanoeremophilane (6β-(3-Methyl-2trans-pentenoyloxy)-furanoeremophilan-10β-ol)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1257

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

Biological sources: Othonna heterophylla L. f. [1]

C21H30O4: 346.2144

Mp: oil [1]

[α]24 (λ, nm): −86° (589), −92° (578), −106° (546), −196° (436) (c 2.1) [1]

IR: 3580, 1715, 1645 [1]

MS: 346.214 [M]+ (3) (calc. for C21H30O4 346.214), 232 [M – C5H9COOH]+ (22), 97 [C5H9CO]+ (100) [1]

1H NMR: (CCl4): 0.91 (3H, br d, J = 7, H-14), 1.00 (3H, s, H-15), 1.88 (3H, d, J = 1, H-13), 2.55 (1H, d, J = 17.5, H-9α), 3.12 (1H, d, J = 17.5, H-9β), 6.15 (1H, br s, H-6), 6.98 (1H, br s, H-12); OtMeSen: 1.08 (3H, t, J = 7, H-5′), 2.15 (2H, br q, J = 7, H-4′), 2.17 (3H, d, J = 1, H-6′), 5.55 (1H, tq, H-2′) [1]

References

  1. 1.
    F. Bohlmann, A. Suwita, Chem. Ber. 109, 1230 (1976)CrossRefGoogle Scholar

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