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Bernumicine

Reference work entry

CAS Registry Number: 169626-38-4 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Benzylisoquinoline Alkaloids

Biological sources: Berberis nummularia

C20H25NO4: 343.1777

Mp: oil, 212°C (hydrochloride) [1]

[α]D +14° (CHCl3) [1]

UV: 286(3.84) [1]

IR: 3400 [1]

MSm/z: 343(M+, 4), 328(56), 192(3), 178(9), 151(100) [1]

1H NMR(hydrochloride) (CDCl3 + Py-d5): 1.61(3H, d, J = 6.6, CH3), 2.97(2H, m), 3.40(2H, m), 3.77, 3.80(3H, 6H, s, 3 × OCH3), 4.26(2H, s), 4.44(1H, q), 6.65, 6.72(each 1H, s, H–Ar), 7.01, 7.12(2H, br s, 1H, br s, H–Ar) [1]

References

  1. 1.
    A. Karimov, R. Shakirov, Chem. Nat. Comp. 29, 335 (1993)Google Scholar

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© Springer Science+Business Media New York 2013

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