Natural Compounds

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

3β-Angeloyloxy-6β,10β-dihydroxy-furanoeremophilane

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1119

Open image in new window

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

Biological sources: Lopholaena platyphylla Benth. [1]

C20H28O5: 348.1937

Mp: colorless oil [1]

IR (CCl4): 3620, 1715, 1655, 1645 [1]

MS: 348.194 [M]+ (1) (calc. for C20H28O5: 348.194), 330 (3), 124 (100), 83 (12), 69 (8) [1]

1H NMR (270 MHz, C6D6, 75°C, TMS): 0.79 (3H, d, J = 7, H-15), 1.39 (3H, s, H-14), 1.7–1.9 (4H, m, H-1, H-2), 1.91 (3H, d, J = 1, H-13), 2.46 (1H, br d, J = 18, H-9α), 2.72 (1H, br d, J = 18, H-9β), 4.43 (1H, br s, H-6), 4.92 (1H, m, H-3), 6.98 (1H, br s, H-12); OAng: 1.92 (3H, dq, J = 1; 1, H-5′), 1.99 (3H, dq, J = 7; 1, H-4′), 6.12 (1H, qq, J = 7; 1, H-3′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, P.K. Mahanta, Phytochemistry 16(11), 1769 (1977)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013