Research Article
Ecological and Phytochemical Studies on Euphorbia retusa (Forssk.) from Egyptian Habitat
Table 5
13C (125 MHz, CDCl3) and 1H NMR (300 MHz) data of 3β,24R-Ergost-5-en-ol (4).
| | Number | δC (125 MHz) | δH (300 MHz) | Number | δC (125 MHz) | δH (300 MHz) |
| | 1 | 37.2 | 1.80 (m), 1.04 (m) | 15 | 24.2 | 1.54 (m), 1.04 (m) | | 2 | 31.5 | 1.80 (m), 1.47 (m) | 16 | 24.2 | 1.54 (m), 1.04 (m) | | 3 | 71.6 | 3.48 (m) | 17 | 56.1 | 1.07 (m) | | 4 | 42.1 | 2.24 (m), 2.19 (m) | 18 | 11.8 | 0.64 (s) | | 5 | 140.5 | — | 19 | 19.3 | 0.97(s) | | 6 | 121.5 | 5.41 (dt, 4.7, 2.2) | 20 | 36.1 | 1.32 (m) | | 7 | 31.8 | 1.95 (m) | 21 | 18.8 | 0.88 (d, 6.7) | | 8 | 31.8 | 1.40 (m) | 22 | 33.6 | 1.37 (m), 0.92 (m) | | 9 | 50.0 | 0.91 (m) | 23 | 31.8 | 1.92 (m) | | 10 | 36.4 | — | 24 | 39.0 | 1.16 (m) | | 11 | 21.0 | 1.46 (m), 1.43 (m) | 25 | 31.4 | 1.54 (m) | | 12 | 39.7 | 1.97 (m), 1.11 (m) | 26 | 17.6 | 0.75 (d, 6.7) | | 13 | 42.2 | — | 27 | 20.5 | 0.82 (d, 6.6) | | 14 | 56.6 | 0.96 (m) | 28 | 15.4 | 0.74 (d, 6.8) |
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