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O-Methyllirinine

Reference work entry

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Taxonomy: Physicochemical and Pharmacological Properties of Alkaloids – Isoquinoline Alkaloids – Aporphine Alkaloids

Biological sources: Liriodendron tulipiferum

C20H23NO3: 325.1678

Mp: amorph. [1]

[α]D −53° (CHCl3) [1]

UV: 222, 283(4.46, 4.22) [1]

IR: 2855, 1590, 1270 [1]

MSm/z: 325(M+, 100), 324, 310, 294, 282, 267, 251 [1]

13 C NMR: [ 2]

Table 1

C-1

150.2

C-5

53.0

C-11

126.9

1a

122.6

6a

62.6

11a

131.5

1b

132.0

7

34.8

NCH3

44.0

2

145.2

7a

135.9

OCH3

60.4

3

150.1

8

127.8*

OCH3

60.6

3a

122.9

9

127.7*

OCH3

60.9

4

23.8

 10

127.0

   

References

  1. 1.
    R. Ziyaev, A. Abdusamatov, S.Yu. Yunusov, Chem. Nat. Comp. 9, 475 (1973). C.L. Chen, H.M. Chang, Phytochemistry 17, 779 (1978)Google Scholar
  2. 2.
    H. Guinaudeau, M. Leboeuf, A. Cave, J. Nat. Prod. 46, 761 (1983)Google Scholar

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© Springer Science+Business Media New York 2013

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