Intebrine

Reference work entry

CAS Registry Number: 169238-47-5 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Benzylisoquinoline Alkaloids

Biological sources: Berberis integerrima

C20H19NO7: 385.1161

Mp: 193–194°C (MeOH) [1]

Solubility: spar. sol. org. solvs [1]

UV: 223, 250, 304(4.98, 4.62, 4.45) [1]

IR: 3440, 2430, 1715, 1580, 1490, 1400, 1280 [1]

MSm/z: 385(M+, 81), 367(20), 356(30), 354(100), 340(22), 338(19), 310(50), 222(5), 206(10), 204(19), 193(67), 192(50), 190(72), 176(64) [1]

1H NMR(DMSO-d6): 2.70(2H, t, H-3), 3.24(2H, t, H-4), 3.68(3H, s, OCH3), 3.85(3H, s, OCH3), 4.97(2H, s, H-α), 6.00(2H, s, CH2O2), 6.72(1H, s, H-5), 7.05(1H, d, J = 8.5, H-4′), 7.27(1H, s, H-8), 7.65(1H, d, J = 8.5, H-5′) [1]

X-ray: [1]

References

  1. 1.
    A. Karimov, B. Tashkhodzhaev, Ya.V. Rashkes, M.K. Makhmudov, E.G. Mil’grom, Chem. Nat. Comp. 29, 53 (1993)Google Scholar

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© Springer Science+Business Media New York 2013

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