Natural Compounds

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

3β-Angeloyloxy-3α-[(Z)-3-methylthioacryloyloxy]-10β-furanoeremophilane (S-Furanopetasitin)

Reference work entry
DOI: https://doi.org/10.1007/978-1-4614-0539-9_1369

CAS Registry number: 34335-97-2 Open image in new window

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

Biological sources: Petasites japonicus (Siebold et Zucc.) Maxim. [1]

C24H32O5S: 432.1970

Mp: 107–108°C [1]

[α]D −60.5° [1]

UV (EtOH): 216, 287.5 [1]

IR: 1713, 1699, 1230, 1214 [1]

1H NMR (CCl4): OAng: 1.96 (3H, s), 2.03 (3H, d, J = 8), 6.12 (1H, q, J = 8), cis-β-methylthioacrylic ester group: 2.38 (3H, s, -S-Me), 5.82 (1H, d), 7.03 (1H, d) [1]

References

  1. 1.
    K. Naya, N. Nakagawa, M. Hayashi, K. Tsuji, M. Naito, Tetrahedron Lett. 12, 2961 (1971)CrossRefGoogle Scholar

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