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Isosophoramine

Reference work entry

CAS Registry Number: 6838-34-2 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Quinolizidine Alkaloids

Biological sources: Sophora pachycarpa

C15H20N2O: 244.1576

Mp: 143–145°C (pet. ether), 336°C (hydrochloride), 187°C (picrate) [1]

[α]D +53° (EtOH)

UV: 235, 309(3.80, 3.90) [2]

IR: 3145, 2941, 2717, 2427, 1832, 1712, 1623, 1502, 1471, 1435, 1404, 1323, 1242, 1182, 1155, 1147, 1089, 1048, 1006 [2]

MSm/z: 244(M+, 95), 243(100), 215, 150, 149, 136 [3]

1H NMR: 1.79(1H, H-5), 2.04(2H, J = 11, Ha-2, Ha-10), 2.82(2H, J = 11, He-2, He-10), 3.03(1H, J = 15, 11, Ha-17), 4.32(1H, J = 15, 5, He-17) [4]

13 C NMR: [ 4]

Table 1

C-2

55.2

C-6

64.0

C-9

24.0

 3

24.5

 7

41.3

 10

54.8

 4

28.7

 8

28.4

 17

48.7

 5

36.2

       

References

  1. 1.
    A.S. Sadykov, Yu.K. Kushmuradov, Zh. Obshch. Khim. 32, 1345 (1962)Google Scholar
  2. 2.
    Yu.K. Kushmuradov, A.S. Sadykov, Zh. Obshch. Khim. 32, 1699 (1962)Google Scholar
  3. 3.
    Yu.K. Kushmuradov, F.Sh. Eshbaev, A.K. Kasymov, S. Kuchkarov, Chem. Nat. Comp. 15, 306 (1979)CrossRefGoogle Scholar
  4. 4.
    A.S. Sadykov, Izv. AN SSSR Ser. Khim. 2432 (1983)Google Scholar

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© Springer Science+Business Media New York 2013

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