Natural Compounds

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

6β-Angeloyloxy-3β-hydroxy-furanoeremophil-1(10)-en-9-one (6β-Angeloyloxy-3β-hydroxy-9-oxoeuryopsin)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1150

CAS Registry Number: 53820-51-2 Open image in new window

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

Biological sources: Euryops spathaceus DC [1, 2]; E. oligoglossus DC. sp. oligoglossus [2]

C20H24O5: 344.1624

Mp: 151°C [1]

IR: 3610, 1723, 1640, 1690, 1535 [1]

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

1H NMR: 1.03 (3H, d, J = 6.5, H-15), 1.28 (3H, s, H-14), 1.90 (3H, d, J = 1, H-13), 2.40 (2H, m, H-2), 4.13 (1H, ddd, J = 9.5; 3, H-3), 6.50 (1H, s, H-6α), 6.66 (1H, t, J = 4, H-1), 7.40 (1H, q, H-12); OAng: 2.00 (3H, dq, H-5′), 2.10 (3H, dq, H-4′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, M. Grenz, Chem. Ber. 107, 2730 (1974)CrossRefGoogle Scholar
  2. 2.
    F. Bohlmann, C. Zdero, Phytochemistry 17(7), 1135 (1978)CrossRefGoogle Scholar

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