Table 1.
Summary of 1H (600 MHz) and 13C (150 MHz) NMR spectroscopic data for brevianamide X 1 and luteoride D 2 in DMSO at 298 K.
| Brevianamide X 1 |
Luteoride D 2 |
|||
|---|---|---|---|---|
| Atom | δC,1 mult. | δH, mult. (J in Hz) | δC,1 mult. | δH, mult. (J in Hz) |
| 1 | 6.60 (d, 1.6) | |||
| 2 | 127.9, CH | 7.28 (s) | 80.4, CH | 5.03 (d, 1.7) |
| 3 | 110.0, C | 74.8, C | ||
| 4 | 128.2, C | 132.3, C | ||
| 5 | 118.8, CH | 7.61 (d, 8.1) | 122.0, CH | 7.02 (d, 7.8) |
| 6 | 119.0, CH | 7.06 (t, 7.9) | 117.9, CH | 6.63 (t, 7.6) |
| 7 | 121.3, CH | 7.15 (t, 8.1) | 125.2, CH | 7.31 (d, 7.8) |
| 8 | 109.8, CH | 7.50 (d, 8.2) | 118.8, C | |
| 9 | 135.9, C | 147.0, C | ||
| 10 | 25.3, CH2 | 3.24 (m), 3.08 (m) | ||
| 11 | 54.9, CH | 4.33 (t, 4.9) | 143.2, C | |
| 12 | 7.86 (s) | 29.9, CH2 | 3.16 (d, 15.7), 2.79 (d, 15.7) |
|
| 13 | 168.7, C | 155.0, C | ||
| 14 | 58.1, CH | 4.07 (t, 8.6) | 124.6, CH | 6.69 (d, 16.0) |
| 15 | 129.9, CH | 6.80 (d, 16.1) | ||
| 16 | 165.2, C | 142.4, C | ||
| 17 | 44.4, CH2 | 3.40 (m), 3.27 (m) | 116.4, CH2 | 5.11 (br s), 5.01 (br s) |
| 18 | 21.5, CH2 | 1.70 (m), 1.65 (m) | 18.5, CH3 | 1.94 (s) |
| 19 | 27.5, CH2 | 2.00 (q), 1.41 (m) | ||
| 20 | 76.1, CH2 | 5.46 (s) | ||
| OMe | 55.0, CH3 | 3.14 (s) | 52.6, CH3 | 3.61 (s) |
1Extracted from HSQC and HMBC.