Spektraris NMR
Gesneroidin C
Common Name: Gesneroidin C
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C28H38O10/c1-12-17-9-18(35-13(2)29)22-27(8)19(33)10-20(36-14(3)30)26(6,7)23(27)21(37-15(4)31)25(38-16(5)32)28(22,11-17)24(12)34/h17-23,25,33H,1,9-11H2,2-8H3/t17-,18+,19+,20+,21-,22+,23-,25+,27+,28+/m1/s1
InChIKey: InChIKey=VFIFMJYWVUYCHB-OHXXAWQDSA-N
Formula: C28H38O10
Molecular Weight: 534.596403
Exact Mass: 534.246497
NMR Solvent: C5D5N
MHz:
Calibration:
NMR references: 13C - Zhao, Q.S., Tian, J., Yue, J.M., Chen, S.N., Lin, Z.W., Sun, H.D. Phytochemistry (1998) 47, 1089-92
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 (CH) | 77 |
| 2 (CH2) | 33.7 |
| 3 (CH) | 79.1 |
| 4 (C) | 37 |
| 5 (CH) | 42.4 |
| 6 (CH) | 71.1 |
| 7 (CH) | 71.5 |
| 8 (C) | 48.9 |
| 9 (CH) | 56.1 |
| 10 (C) | 44.2 |
| 11 (CH) | 70.5 |
| 12 (CH2) | 38.2 |
| 13 (CH) | 37.2 |
| 14 (CH2) | 35.8 |
| 15 (C) | 205.1 |
| 16 (C) | 150.9 |
| 17 (CH2) | 112.3 |
| 18 (CH3) | 28 |
| 19 (CH3) | 23.5 |
| 20 (CH3) | 15.2 |
| 3a (C) | 170.1 |
| 3b (CH3) | 21.3 |
| 6a (C) | 169.9 |
| 6b (CH3) | 21.3 |
| 7a (C) | 169.6 |
| 7b (CH3) | 20.8 |
| 11a (C) | 169.4 |
| 11b (CH3) | 20.8 |
