Spektraris NMR
Isophysalin G
Common Name: Isophysalin G
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C28H30O10/c1-23-10-18-25(3)28-19(23)20(31)27(38-28,35-11-16(23)21(32)36-18)15-5-4-12-8-13(29)9-17(30)24(12,2)14(15)6-7-26(28,34)22(33)37-25/h4-5,8,13-16,18-19,29,34H,6-7,9-11H2,1-3H3/t13-,14+,15-,16+,18-,19+,23-,24+,25+,26-,27?,28+/m1/s1
InChIKey: InChIKey=JMNMXSXLYDOMTI-LMODHVDTSA-N
Formula: C28H30O10
Molecular Weight: 526.532877
Exact Mass: 526.183897
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Qiu, L., Zhao, F., Jiang, Z.H., Chen, L.X., Zhao, Q., Liu, H.X., Yao, X.S., Qiu, F. J Nat Prod (2008) 71, 642-6
Species:
Notes: Family : Steroids, Type : Ergostanes, Group : Withanolides; 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 (C) | 213.1 |
| 2 (CH2) | 44.8 |
| 3 (CH) | 69.6 |
| 4 (CH) | 126.3 |
| 5 (C) | 141.5 |
| 6 (CH) | 127.9 |
| 7 (CH) | 126.6 |
| 8 (CH) | 44.3 |
| 9 (CH) | 32.1 |
| 10 (C) | 51.3 |
| 11 (CH2) | 25.3 |
| 12 (CH2) | 25.8 |
| 13 (C) | 80 |
| 14 (C) | 106.4 |
| 15 (C) | 207.8 |
| 16 (CH) | 55.6 |
| 17 (C) | 81 |
| 18 (C) | 172 |
| 19 (CH3) | 20.9 |
| 20 (C) | 80.6 |
| 21 (CH3) | 21.5 |
| 22 (CH) | 77 |
| 23 (CH2) | 32.9 |
| 24 (C) | 31.2 |
| 25 (CH) | 50.8 |
| 26 (C) | 166.5 |
| 27 (CH2) | 61.2 |
| 28 (CH3) | 26.5 |
