Natural Compounds

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

6α-Tigloyloxy-10βH-furanoeremophil-1-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1303

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

Biological sources: Senecio filaginoides DC. [1]

C20H26O4: 330.1831

Mp: 105–107°C (MeOH) [1]

IR (KBr): 1715, 1690, 1650, 1564, 1240, 880, 725 [1]

MS: 330 [M]+ (0.4), 230 [M – C4H7COOH]+ (12), 215 [230 – CH3]+ (2), 147 [146 + H]+ (5), 146 (4, 20), 124 (5, 6), 122 (RDA, 2), 100 [C4H7COOH]+ (3), 83 [C4H7CO]+ (100), 55 [83 – CO]+ (31) [1]

1H NMR (CDCl3): 1.00 (3H, s, H-14), 1.08 (3H, d, J = 7, H-15), 1.76 (3H, br s, H-13), 6.10 (1H, s, H-6), 7.08 (1H, br s, H-12); OTigl: 1.86 (6H, br s, H-4′, H-5′), 6.9 (1H, br dd, J = 8; 2, H-3′) [1]

References

  1. 1.
    M.S.A. de Salmeron, J. Kavka, O.S. Giordano, Planta Med. 47, 221 (1983)CrossRefGoogle Scholar

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