Natural Compounds

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

6β-Acetoxy-10βH-eremophila-7(8),11(12)-dien-9-one (1,10-Dihydrocinalyratol Acetate)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_996

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

Biological sources: Cineraria albicans N.E.Br., C. aff. albicans N.E.Br., C. dieterlenii E.Phillips [1]

C17H24O3: 276.1725

Mp: colorless oil [1]

[α]24 (λ, nm): +140.4° (589), +147.8° (578), +173.8° (546) (c 10.6, CHCl3) [1]

UV (Et2O) 274 [1]

IR (CCl4): 1745, 1675, 1630, 1600, 1235, 915 [1]

MS: 276.174 [M]+ (29) (calc. for C17H24O3), 234 (68), 216 (42), 124 (100), 201 (27) [1]

1H NMR (270 MHz, CHCl3, TMS): 0.96 (3H, d, J = 7, H-15), 1.02 (3H, s, H-14), 1.4–1.7 (7H, m, H-1, H-2, H-3, H-4), 1.92 (3H, br s, H-13), 2.10 (3H, s, OAc), 2.26 (1H, d, J = 7, H-10), 5.17 (1H, br s, H-12b), 5.22 (1H, br s, H-12a), 5.92 (1H, s, H-6), 6.04 (1H, d, H-8) [1]

References

  1. 1.
    F. Bohlmann, W.-R. Abraham, Phytochemistry 17(9), 1629 (1978)CrossRefGoogle Scholar

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