Spektraris NMR
Gesneroidin B
Common Name: Gesneroidin B
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C22H30O4/c1-12-14-9-15(24)17-21(5)8-6-7-20(3,4)18(21)16(26-13(2)23)11-22(17,10-14)19(12)25/h14,16-18H,1,6-11H2,2-5H3/t14-,16+,17+,18-,21+,22+/m1/s1
InChIKey: InChIKey=FAFVHJKRCNMFQG-JPGCNHDSSA-N
Formula: C22H30O4
Molecular Weight: 358.472032
Exact Mass: 358.214409
NMR Solvent: C5D5N
MHz:
Calibration:
NMR references: 13C - Sun, H.D., Lin, Z.W., Niu, F.D., Zhen, Q.T., Wu, B., Lin, L.Z., Cordell, G.A. Phytochemistry (1995) 40, 1461-7
Species:
Notes: Family : Terpenoids, Type : Diterpenoids, Group : Kauranes; 13 C Spectrum from Naproc 13: José Luis López-Pérez, Roberto Therón, Esther del Olmo, David Díaz: NAPROC-13: a database for the dereplication of natural product mixtures in bioassay-guided protocols. Bioinformatics 23(23):3256-3257 (2007)
Carbon NMR Peaks
| Position | PPM |
|---|---|
| 1 (CH2) | 42.5 |
| 2 (CH2) | 18.44 |
| 3 (CH2) | 43.26 |
| 4 (C) | 34.19 |
| 5 (CH) | 54.24 |
| 6 (CH) | 68.14 |
| 7 (CH2) | 36.16 |
| 8 (C) | 51.12 |
| 9 (CH) | 68.32 |
| 10 (C) | 40.07 |
| 11 (C) | 209.03 |
| 12 (CH2) | 51.95 |
| 13 (CH) | 37.25 |
| 14 (CH2) | 36.55 |
| 15 (C) | 206.42 |
| 16 (C) | 147.87 |
| 17 (CH2) | 118.25 |
| 18 (CH3) | 33.37 |
| 19 (CH3) | 23.21 |
| 20 (CH3) | 20.54 |
| 6a (C) | 170.02 |
| 6b (CH3) | 21.51 |
