Natural Compounds

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

9α-[(E)-4-Methylsenecioyloxy]-2α,8α-dihydroxy-7α,10αH-eremophil-11(12)-ene (Lateriflorol-9-(3-methylpent-2t-enoat))

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1054

Open image in new window

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

Biological sources: Euryops imbricatus DC. [1]

C21H34O4: 350.2457

Mp: viscous oil [1]

IR (CCl4): 3600, 1715, 1650 [1]

MS: 350.246 [M]+ (0.5) (calc. for C21H34O4: 350.246), 332 (1), 236 (12), 97 (100) [1]

1H NMR (270 MHz, CDCl3, TMS): 0.79 (3H, d, J = 7, H-15), 0.81 (3H, s, H-14), 1.3–1.6 (4H, m, H-1, H-3), 1.65 (1H, dd, J = 14; 7.5, H-6α), 1.75 (1H, m, H-4α), 1.82 (3H, br s, H-13), 1.90 (1H, br d, J = 14; 4, H-6β), 2.39 (1H, ddd, J = 3; 12; 10, H-10α), 2.52 (1H, ddd, J = 7.5; 4; 4, H-7α), 4.07 (1H, ddd, J = 2; 2; 2, H-2β), 4.40 (1H, dd, J = 4; 3, H-8β), 4.88 (1H, br s, H-12b), 5.02 (1H, br s, H-12a), 5.19 (1H, dd, J = 3; 10, H-9β); OtMeSen: 1.09 (3H, t, H-5′), 1.91 (2H, br q, H-4′), 2.19 (3H, d, H-6′), 5.71 (1H, br s, H-2′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013