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Isosophoridine

Reference work entry

CAS Registry Number: 6838-36-4 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Quinolizidine Alkaloids

Biological sources: Sophora alopecuroides

C15H24N2O: 248.1889

Mp: 111–112°C (pet. ether) [1]

[α]D +101° (EtOH) [1]

IR: 2907, 2860, 1629, 1458, 1444, 1348, 1319, 1294, 1264, 1228, 1180, 1134, 1111, 999, 941, 844 [1]

MSm/z: 248(M+, 66), 247(100), 219(3), 206(3), 205(6), 192(3), 177(11), 162(3), 150(26), 137(5), 136(13) [2]

1H NMR: 1.72(1H, H-5), 2.30(1H, J = 11, 3.5, 3, He-2), 2.41(1H, J = 13.2, 3.5, Ha-17), 2.55(1H, J = 10.6, 4.8, H-6), 2.60(1H, He-10), 2.74(1H, H-11), 2.77(1H, J = 11, 10.8, 4.2, Ha-2), 2.90(1H, Ha-10), 4.48(1H, J = 13.2, 1.8, He-17) [3]

X-ray: [4]

Abs. Conf.: 5S, 6S, 7R, 11S [5]

References

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    F. Rul’ko, Zh. Obshch. Khim. 32, 1635 (1962)Google Scholar
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    S. Iskandarov, Ya.V. Rashkes, D.D. Kamalitdinov, S.Yu. Yunusov, Chem. Nat. Comp. 5, 282 (1969)CrossRefGoogle Scholar
  3. 3.
    A.S. Sadykov, Izv. AN SSSR Ser. Khim. 2432 (1983)Google Scholar
  4. 4.
    B.T. Ibragimov, S.A. Talipov, G.M. Tishchenko, Yu.K. Kushmuradov, T.F. Aripov, Chem. Nat. Comp. 15, 515 (1979); B.T. Ibragimov, G.N. Tishchenko, S.A. Talipov, Yu.K. Kushmuradov, T.F. Aripov, Chem. Nat. Comp. 17, 340 (1981)CrossRefGoogle Scholar
  5. 5.
    B.T. Ibragimov, G.N. Tishchenko, Yu.K. Kushmuradov, S.A. Talipov, T.F. Aripov, Chem. Nat. Comp. 18, 66 (1982)CrossRefGoogle Scholar

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© Springer Science+Business Media New York 2013

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