Natural Compounds

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

6α-(4′-Hydroxy-benzoyloxy)-5α(H)-dauc-7-ene-4β,9α-diol (Lancerotriol p-Hydroxybenzoate)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_888

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Taxonomy: Physicochemical and Pharmacological Properties of Sesquiterpene Esters – The Bicyclic Sesquiterpene Esters – Daucanes (Carotanes) – Monoesters

Biological sources: Ferula lancerottensis Parl. ex Hartung [1]

C22H30O5: 374.2093

MS: 338.1895 [M − 2H2O]+ (calc. for C22H26O3: 338.1882) [1]

EI-MS: 338 [M − 2H2O]+, 236, 218, 193, 175, 157, 151 [1]

1H NMR (90 MHz, CDCl3): 0.87 (6H, t, J = 6), 1.17 (3H, s, H-14), 1.88 (3H, br s, H-15), 2.23 (1H, d, J = 11, H-5), 4.32 (1H, br, H-9), 5.40 (1H, br s, H-7), 5.87 (1H, d, J = 11, H-6); OBz(OH): 6.90 and 7.94 (each 2H, d, J = 9, protons of Ph) [1]

References

  1. 1.
    B.M. Fraga, A.G. Gonzalez, P. Gonzalez, M.G. Hernandez, C.L. Larruga, Phytochemistry 24(3), 501 (1985)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013