Spektraris NMR
Fomlactone B
Common Name: Fomlactone B
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C31H48O4/c1-17-16-31(19(3)18(2)26(33)35-31)34-25-15-22-21(29(7)14-11-20(17)30(25,29)8)9-10-23-27(4,5)24(32)12-13-28(22,23)6/h17-20,23-25,32H,9-16H2,1-8H3/t17-,18+,19+,20-,23+,24-,25-,28-,29+,30+,31+/m1/s1
InChIKey: InChIKey=LSGLUPXTGXDHCT-ZBAFWHTDSA-N
Formula: C31H48O4
Molecular Weight: 484.711589
Exact Mass: 484.35526
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - He, J., Feng, X.Z., Lu, Y., Zhao, B. J Nat Prod (2003) 66, 1249-51
Species:
Notes: Family : Terpenoids, Type : Triterpenoids, Group : Lanostanes; 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) | 30.3 |
| 2 (CH2) | 23.7 |
| 3 (CH) | 75.9 |
| 4 (C) | 36.9 |
| 5 (CH) | 44.1 |
| 6 (CH2) | 18 |
| 7 (CH2) | 25.7 |
| 8 (C) | 135 |
| 9 (C) | 133.5 |
| 10 (C) | 37.6 |
| 11 (CH2) | 40.1 |
| 12 (CH) | 75.8 |
| 13 (C) | 52.6 |
| 14 (C) | 49.2 |
| 15 (CH2) | 29.5 |
| 16 (CH2) | 25.7 |
| 17 (CH) | 42.3 |
| 18 (CH3) | 11.8 |
| 19 (CH3) | 18.9 |
| 20 (CH) | 29.5 |
| 21 (CH3) | 19.7 |
| 22 (CH2) | 31.8 |
| 23 (C) | 109.9 |
| 24 (CH) | 28.1 |
| 25 (CH) | 50.6 |
| 26 (C) | 177.4 |
| 27 (CH3) | 13.6 |
| 28 (CH3) | 22.2 |
| 29 (CH3) | 28.1 |
| 30 (CH3) | 24.7 |
| 24a (CH3) | 13 |
