Natural Compounds

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

3β-Angeloyloxy-10βH-furanoeremophilane

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1114

CAS Registry Number: 51117-17-0 Open image in new window

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

Biological sources: Farfugium japonicum (L.) Kitam. (= Ligularia tussilaginea Makino) [1]

C20H28O3: 316.2038

Mp: oil [1]

[α]D14 −38° (c 1.3, MeOH) [1]

IR (liquid): 1705, 1640, 1560 [1]

MS: 316 [M]+ (5), 108 (100), 83 (40), 55 (30) [1]

1H NMR (CCl4): 0.90 (3H, s, H-14), 0.97 (3H, d, J = 7, H-15), 1.88 (3H, H-13), 5.34 (1H, m, H-3), 7.04 (1H, m, H-12); OAng: 1.88 (3H, H-5′), 1.99 (3H, H-4′), 6.01 (1H, q, J = 8, H-3′) [1]

1H NMR (C6D6): [1]

References

  1. 1.
    H. Nagano, Y. Tanahashi, Y. Moriyama, T. Takahashi, Bull. Chem. Soc. Jpn. 46, 2840 (1973)CrossRefGoogle Scholar

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