Taxonomy: Physicochemical and Pharmacological Properties of Sesquiterpene Esters – The Bicyclic Sesquiterpene Esters – Eremophilanes – Eremophilanes – Monoesters
Biological sources: Cineraria albicans N.E.Br., C. Dieterlenii E.Phillips, C. decipiens Harv., C. lydrata DC. [1]; C. fructiculorum Hutch. et Taylor, C. parvifolia Burtt Davy [2]; C. geifolia L., C. britteniae Hutch. et R.A. Dyer. [3]
C17H22O3: 274.1569
Mp: colorless oil [1]
[α]24 (λ, nm): +106.5° (589), +114.1° (578), +141.4° (546), +560.7° (436) (c 1.4, CHCl3) [1]
IR (CCl4): 1745, 1675, 1630, 1600, 1235, 990 [1]
MS: 274 [M]+ (0.1), 232.146 (20) (calc. for C15H20O2), 214 (100), 199 (69), 190 (43) [1]
1 H NMR (270 MHz, CHCl3, TMS): 1.00 (3H, s, H-14), 1.02 (3H, d, J = 7, H-15), 1.60 (3H, m, H-3), 1.75 (1H, m, H-4), 2.02 (3H, br s, H-13), 2.04 (3H, s, OAc), 2.31 (2H, m, H-2), 5.38 (1H, br s, H-12b), 5.81 (1H, br s, H-12a), 5.95 (1H, s, H-6), 6.26 (1H, s, H-8), 7.08 (1H, t, J = 4, H-1) [1]
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References
F. Bohlmann, W.-R. Abraham, Phytochemistry 17(9), 1629 (1978)
F. Bohlmann, P. Singh, J. Jakupovic, Phytochemistry 21(10), 2531 (1982)
L. Lehmann, J. Jakupovic, F. Bohlmann, L. Vincent, Phytochemistry 27(10), 3307 (1988)
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(2013). 6β-Acetoxy-eremophila-1(10),7(8),11(12)-trien-9-one (Cinalyratol Acetate). In: Azimova, S.S., Saidkhodzhaev, A.I. (eds) Natural Compounds. Springer, New York, NY. https://doi.org/10.1007/978-1-4614-0539-9_995
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