C36H60O2, M 524 Open image in new window
Taxonomy: Cycloartane Triterpenoids
Almeidea coerulea (Rutaceae) [1].
Amorphous solid.
CAS Registry Number: 208170-81-4.
IR νmax, cm−1: 2980, 1730, 1460, 1370.
EIMS m/z (%): M+ 524 (8), 424 (100), 409 (65), 283 (80), 43 (70).
1H NMR (80 MHz, CDCl
3, δ): 0.20 and 0.50 (2H-19, d, J = 5 Hz), 1.82 (CH
3-5′, s), 4.65 (H-3, dd, J = 11, 4 Hz), 6.8 (H-3′, m).
Table 1
δC (CDCl3) |
|||||||||
|---|---|---|---|---|---|---|---|---|---|
C-1 |
31.8 |
C-8 |
46.6 |
C-15 |
32.7 |
C-22 |
33.1 |
C-29 |
25.1 |
2 |
26.4 |
9 |
20.9 |
16 |
26.4 |
23 |
31.3 |
30 |
14.1 |
3 |
78.5 |
10 |
26.9 |
17 |
52.1 |
24 |
38.4 |
31 |
14.2 |
4 |
41.6 |
11 |
26.4 |
18 |
17.7 |
25 |
30.9 |
1′ |
167.7 |
5 |
46.8 |
12 |
35.2 |
19 |
29.4 |
26 |
19.1 |
2′ |
136.1 |
6 |
20.9 |
13 |
45.2 |
20 |
36.9 |
27 |
17.4 |
3′ |
129.1 |
7 |
28.1 |
14 |
48.8 |
21 |
18.5 |
28 |
18.5 |
4′ |
19.0 |
5′ |
17.6 |
||||||||
References
- 1.C.S. Santos, A.H. Januario, P.C. Vieria, J.B. Fernandes, M. DaSilva, G.F. Fatima, J.R. Pirani, J. Braz. Chem. Soc. 9(1), 39–42 (1998)CrossRefGoogle Scholar
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