Natural Compounds

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

6β-Tigloyloxy-1β,10β-epoxy-furanoeremophilan-9-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1306

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

Biological sources: Senecio rigidus L. [1]; Euryops acraeus M.D. Hend., E. evansii Schltr., E. multifidus DC., E. trilobus Harv. [2]

C20H24O5: 344.1624

Mp: 103–105°C [1]

IR: 1728, 1660, 1708

MS: 344.163 [M]+ (calc. for C20H24O5 344.162) [1]

1H NMR (CCl4): 1.04 (3H, d, H-15), 1.27 (3H, s, H-14), 1.90 (3H, d, H-13), 3.38 (1H, br d, H-1α), 7.44 (1H, q, H-12); OTigl: 1.86 (3H, d, H-4′), 1.91 (3H, br s, H-5′), 7.03 (1H, qq, J = 7; 1, H-3′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, Chem. Ber. 107, 2912 (1974)CrossRefGoogle Scholar
  2. 2.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

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