Table 2.
1D-1H NMR and 13C NMR spectrum data of FVII-F2 cyclo-(l-tryptophanyl-l-prolyl)
| Number | δ H (J in Hz) | δ 13C |
|---|---|---|
| 1 | – | – |
| 2 | 3.76 Ha, 2.97 Hb | 28.19 (CH2-2) |
| 3 | 2.36–1.90 | 22.48 (CH2-3) |
| 3a | – | – |
| 4 | 2.36–1.90 | 26.76 (CH2-4) |
| 5 | 4.08 | 59.18 (CH-5) |
| 6 | – | 165.68 (Cq-6) |
| 7 | 5.75 NH | – |
| 7a | – | – |
| 8 | 4.39 | 54.60 (CH-8) |
| 9 | – | 169.48 (Cq-9) |
| 10 | 3.64 | 45.33 (CH2-10) |
| 11 | – | 111.61 (Cq-11) |
| 12 | 7.61–7.14 | 123.39 (CH-12) |
| 13 | 8.20 NH | – |
| 14 | – | 136.81 (Cq-14) |
| 15 | – | 126.85 (Cq-15) |
| 16 | 7.61–7.14 | 122.81 (CH-16) |
| 17 | 7.61–7.14 | 120.04 (CH-17) |
| 18 | 7.61–7.14 | 118.55 (CH-18) |
| 19 | 7.61–7.14 | 109.99 (CH-19) |
Note: “–” indicates no hydrogen or carbon attached.
Abbreviations: 1D, one-dimensional; NMR, nuclear magnetic resonance; delta, δ, chemical shift scales in NMR; J, coupling constants in hertz.