Spektraris NMR
Ludongnin I
Common Name: Ludongnin I
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C21H30O5/c1-12-13-5-6-14-20(11-26-18(23)21(14,9-13)16(12)22)8-4-7-19(2)10-25-17(24-3)15(19)20/h12-15,17H,4-11H2,1-3H3/t12-,13-,14+,15-,17+,19+,20-,21+/m1/s1
InChIKey: InChIKey=YPVJSAYFTDREBJ-CQVBDWECSA-N
Formula: C21H30O5
Molecular Weight: 362.460701
Exact Mass: 362.209324
NMR Solvent: C5D5N
MHz:
Calibration:
NMR references: 13C - Han, Q.B., Zhao, A.H., Zhang, J.X., Lu, Y., Zhang, L.L., Zheng, Q.T., Sun, H.D. J Nat Prod (2003) 66, 1391-4
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) | 26.1 |
| 2 (CH2) | 17.8 |
| 3 (CH2) | 32.5 |
| 4 (C) | 37.6 |
| 5 (CH) | 54.1 |
| 6 (CH) | 107.2 |
| 7 (C) | 171.8 |
| 8 (C) | 56.1 |
| 9 (CH) | 42.5 |
| 10 (C) | 41.2 |
| 11 (CH2) | 17.7 |
| 12 (CH2) | 20 |
| 13 (CH) | 33 |
| 14 (CH2) | 34 |
| 15 (C) | 215.5 |
| 16 (CH) | 49 |
| 17 (CH3) | 10.9 |
| 18 (CH3) | 25.5 |
| 19 (CH2) | 79.1 |
| 20 (CH2) | 71.6 |
| 6a (CH3) | 55 |
