Natural Compounds

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

9α-Senecioyloxy-8α-tigloyloxy-7α,10βH-eremophil-11(12)-en-2-one

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1100

Open image in new window

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

Biological sources: Euryops algoensis DC. [1]

C25H36O5: 416.2563

IR (CCl4): 1725 [1]

MS: 416.257 [M]+ (30) (C25H36O5), 316 (35), 83 [C4H7CO]+ (100) [1]

HPLC: MeOH – H2O (7:3), Rt 18 min [1]

1H NMR (400 MHz, CDCl3): 0.90 (3H, d, J = 7, H-15), 1.07 (3H, s, H-14), 1.33 (1H, dd, J = 13; 13; H-6β), 1.67 (3H, br s, H-13), 1.95 (1H, dd, J = 13; 3; H-6α), 2.13 (1H, br d, J = 15, H-1α), 2.13 (1H, ddd, J = 15; 12.5; H-3β), 2.13 (1H, ddd, J = 7; 3, H-10), 2.32 (1H, ddd, J = 15; 5; H-3α), 2.61 (1H, dd, J = 15; 7; H-1β), 2.70 (1H, ddd, J = 3; 13; 13; H-7), 2.78 (1H, ddq, J = 5; 12.5; 7, H-4), 4.76 (1H, br s, H-12a), 4.76 (1H, br s, H-12b), 4.94 (1H, dd, J = 13; 3.5; 2, H-8), 5.42 (1H, dd, J = 3.5; 3, H-9); OSen: 1.90 (3H, dq), 2.02 (3H, dq), 5.50 (1H, qq, H-2′); OTigl: 1.67 (3H, br s), 1.69 (3H, br d), 6.67 (1H, qq,...

This is a preview of subscription content, log in to check access

References

  1. 1.
    P. Gonser, J. Jakupovic, G.M. Mungali, Phytochemistry 30(3), 899 (1991)CrossRefGoogle Scholar

Copyright information

© Springer Science+Business Media New York 2013