Advertisement

α-Isosparteine

Reference work entry

CAS Registry Number: 446-95-7 Open image in new window

Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Quinolizidine Alkaloids

Biological sources: Ammopiptanthus mongolicus

C15H26N2: 234.2096

Mp: 105–106°C, 219°C (dec., picrate), 258°C (dec., sulphate), 255°C (perchlorate)

[α]D −67° (MeOH)

IR: 3540, 3420, 3250, 1642, 1328, 1318, 1293, 1273, 1252, 1242, 1186, 1175, 1160, 1138, 1120, 1106, 1074, 1068, 1053, 1032, 1025, 1020, 984, 964, 920, 910, 893, 884, 869, 857, 841, 816, 770, 730 [1]

MSm/z: 234(M+, 20), 193(22), 150(15), 137(57), 110(28), 98(100), 97(33), 84(29), 55(49), 41(68) [2]

1H NMR: 1.53(J = 8, Ha-2, Ha-15), 1.94(J = 11.5, 3.2, Ha-10, Ha-17), 2.56(J = 8, He-2, He-15), 2.77(J = 11.5, He-10, He-17) [3]

13 C NMR: [ 4]

Table 1

C-2

56.0

C-7

34.4

C-12

28.0

 3

24.0

 8

35.0

 13

23.7

 4

23.7

 9

34.4

 14

24.0

 5

28.0

 10

54.8

 15

56.0

 6

63.9

 11

63.9

 17

54.8

References

  1. 1.
    J. Holubek, O. Strouf, Spectral Data and Physical Constants of Alkaloids (Prague Publishing House, Czechoslovak Academy of Sciences, Heyden & Son Ltd, London, 1966), 2, No. 347Google Scholar
  2. 2.
    S.W. Pelletier (ed.), Alkaloids, Chemical and Biological Perspectives, vol. 2 (Wiley, New York, 1984), p. 105Google Scholar
  3. 3.
    A.S. Sadykov, Kh.A. Aslanov, Yu.K. Kushmuradov, Alkaloids of the Quinolizidine Series [in Russian] (Nauka, Moscow, 1975), p. 217Google Scholar
  4. 4.
    M. Shamma, D.M. Hindenlang, Carbon-13 NMR Shift Assignments of Amines and Alkaloids (Plenum Press, NewYork/London, 1979), No. 198; A. S. Sadykov, Izv. AN SSSR, Ser. Khim. 2432 (1983)Google Scholar
  5. 5.
    R.H.F. Manske (ed.), The Alkaloids, Chemistry and Physiology, vol. 9 (Academic Press, New York, 1967), p. 175Google Scholar

Copyright information

© Springer Science+Business Media New York 2013

Personalised recommendations