Natural Compounds

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

6β-(3′-Methylvaleroyloxy)-1,10β-epoxy-furanoeremophilan-9-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1261

CAS Registry Number: 59742-09-5 Open image in new window

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

Biological sources: Senecio praecox DC. [1]

C21H28O5: 360.1937

Mp: oil [1]

IR: 1725, 1650, 1745, 1700 [1]

[α]24 (λ, nm): −19.1° (589), −20.0° (578), −23.4° (546) (c 20.6) [1]

MS: 360.193 [M]+ (1) (calc. for C21H28O5: 360.194), 262 (38), 99 [C4H8(CH3)CO]+ (9) [1]

1H NMR (CDCl3, TMS): 1.02 (3H, d, J = 7, H-15), 1.90 (3H, d, J = 1, H-13), 3.35 (1H, br d, J = 4, H-1α), 6.65 (1H, s, H-6α), 7.44 (1H, q, H-12) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, Chem. Ber. 109, 819 (1976)CrossRefGoogle Scholar

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