Table 1.
Nuclear magnetic resonance (NMR) spectroscopic data for compounds 1 and 2.
| Position | 1 (CD3COCD3) | 2 (CDCl3) | ||
|---|---|---|---|---|
| δC | δ H | δ C | δ H | |
| 1 | 129.2 | 131.6 | ||
| 2 | 130.3 | 7.28, d (8.5) | 129.9 | 6.99, d (8.5) |
| 3 | 116.0 | 6.84, d (8.5) | 115.6 | 6.62, d (8.5) |
| 4 | 158.1 | 154.3 | ||
| 5 | 116.0 | 6.84, d (8.5) | 115.6 | 6.62, d (8.5) |
| 6 | 130.3 | 7.28, d (8.5) | 129.9 | 6.99, d (8.5) |
| 7 | 70.4 | 4.94, s | 35.6 | 4.41, s |
| 1′ | 135.1 | 130.2 | ||
| 2′ | 130.4 | 7.10, d (8.5) | 131.1 | 7.08, d (1.5) |
| 3′ | 115.6 | 6.89, d (8.5) | 127.6 | |
| 4′ | 158.2 | 153.7 | ||
| 5′ | 115.6 | 6.89, d (8.5) | 115.8 | 6.67, d (8.0) |
| 6′ | 130.4 | 7.10, d (8.5) | 128.0 | 7.06, dd (8.0, 1.5) |
| 7′ | 40.7 | 3.80, s | 72.8 | 3.85,s |
| 1″ | 133.5 | 65.9 | 3.57, q (7.0) | |
| 2″ | 130.5 | 7.02, d (8.0) | 15.3 | 1.24, t (7.0) |
| 3″ | 116.0 | 6.74, d (8.0) | ||
| 4″ | 156.5 | |||
| 5″ | 116.0 | 6.74, d (8.0) | ||
| 6″ | 130.5 | 7.02, d (8.0) | ||