Natural Compounds

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

6β-Angeloyloxy-3β-senecioyloxy-10βH-furanoeremophilan-15-oic Acid

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1372

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

Biological sources: Othonna quercifolia DC. [1]

C25H32O7: 444.2148

C26H34O7: 458.2305 (methyl ester)

Mp: oil (isolated as methyl ester) [1]

IR: 1740, 1717, 1648 [1]

MS: 458.230 [M]+ (0.5) (calc. for C26H34O7 458.230) [1]

1H NMR: OAng: 1.83 (3H, br s, H-5′), 1.95 (3H, m, H-4′), 6.00 (1H, qq, J = 7; 1, H-3′); OSen: 1.98 (3H, d, J = 1), 2.21 (3H, d, J = 1), 5.74 (1H, qq, J = 1; 1, H-2′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, M. Grenz, Chem. Ber. 107, 3928 (1974)CrossRefGoogle Scholar

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