Natural Compounds

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

7α-Angeloyloxy-α-muurola-3,8-dien-10β-ol

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_816

Open image in new window

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

Biological sources: Heterotheca grandiflora Nutt. [1]

C20H30O3: 318.2195

Mp: colorless oil [1]

[α]24 (λ, nm): −62.0° (589), −65.1° (578), −74.7° (546), −136.2°(436) (c 2.37, CHCl3) [1]

IR (CCl4): 3620, 1717, 1652, 855 [1]

MS: 318.218 [M]+ (1) (calc. for C20H30O3: 318.218), 300 (1), 218 (12), 257 (5), 200 (13), 83 (100), 55 (81) [1]

1H NMR (270 MHz, CDCl3): 0.90 (3H, d, J = 7, H-13), 0.99 (3H, d, J = 7, H-12), 1.45–1.75 (2H, m, H-1), 1.75 (3H, br s, H-14), 1.81 (3H, br s, H-15), 2.1 (2H, m, H-10, H-11), 2.3 (2H, m, H-2), 2.60 (1H, m, H-5), 5.32 (1H, ddq, J = 3.3; 7.5; 1.5, H-7β), 5.43 (1H, br s, H-4), 5.48 (1H, dq, J = 3.3; 1.5, H-8); OAng: 1.87 (3H, dq, J = 1.3; 1.3, H-5′), 1.99 (3H, dq, J = 7; 1.3, H-4′), 6.06 (1H, qq, J = 7; 1.3, H-3′) [1]

References

  1. 1.
    F. Bohlmann, C. Zdero, H. Robinson, R.M. King, Phytochemistry 18(10), 1675 (1979)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013