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(−)-Tetrahydroberberrubine

Reference work entry

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Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Diisoquinoline Alkaloids

Biological sources: Berberis heteropoda, B. nummularia

C19H19NO4: 325.1314

Mp: 188–190°C [1]

[α]D −287° (EtOH) [1]

Solubility: very sol. CHCl3, MeOH; spar. sol. C6H6, Et2O [1]

MSm/z: 325(M+, 43), 176(100), 174(43), 150(48), 135(27) [1]

1H NMR: 2.70(2H, t), 3.51(2H, t), 3.73(1H, d, J = 15), 3.75(3H, s, OCH3), 4.12(1H, d, J = 15), 5.81(2H, s), 6.01(1H, s), 6.49(1H, s), 6.68(2H, s) [1]

References

  1. 1.
    A. Karimov, R. Shakirov, Dep. VINITI 1639-B92; RZh. Khim. 1992, 17E114Google Scholar

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© Springer Science+Business Media New York 2013

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