Natural Compounds

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

3β-Angeloyloxy-6β-senecioyloxy-15-hydroxy-10βH-furanoeremophil-9-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1377

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

Biological sources: Othonna triplinervia DC. [1]

C25H32O7: 444.2148

Mp: colorless oil [1]

[α]24 (λ, nm): −128.6 (589), −134.4 (578), −157.3 (546), −312.8 (436) (c 1.0) [1]

IR (CCl4): 3500, 1711, 1672 [1]

MS: 444.215 [M]+ (4) (calc. for C25H32O7 444.215), 344 (9), 244 (24), 83 (100) [1]

1H NMR (270 MHz, CDCl3): 1.29 (3H, s, H-14), 2.18 (1H, m, H-4), 2.81 (1H, dd, J = 4; 4, H-10), 3.37 (1H, dd, J = 6; 11, H-15a, in C6D6, 75°), 3.62 (1H, dd, J = 11, H-15b, in C6D6, 75°), 5.24 (1H, ddd, J = 3; 3; 3, H-3), 6.34 (1H, br s, H-2″ in OSen), 6.41 (1H, br s, H-3′ in OAng), 6.58 (1H, s, H-6) [1]

References

  1. 1.
    F. Bohlmann, K.-H. Knoll, Phytochemistry 17(3), 461 (1978)CrossRefGoogle Scholar

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