Spektraris NMR
3a,18-Dihydroxy-7-oxo-9,13-epi-ent-pimara-15-ene
Common Name: 3a,18-Dihydroxy-7-oxo-9,13-epi-ent-pimara-15-ene
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C20H32O3/c1-5-18(2)8-6-14-13(11-18)15(22)10-16-19(14,3)9-7-17(23)20(16,4)12-21/h5,13-14,16-17,21,23H,1,6-12H2,2-4H3/t13-,14-,16-,17+,18+,19-,20+/m0/s1
InChIKey: InChIKey=ITXAQCQHEKYZLV-TXOKOKHKSA-N
Formula: C20H32O3
Molecular Weight: 320.467037
Exact Mass: 320.235145
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Fraga, B.M., Gonzalez, P., Hernandez, M.G., Chamy, M.C., Garbarino, J.A. J Nat Prod (2003) 66, 392-7
Species:
Notes: Family : Terpenoids, Type : Diterpenoids, Group : Pimaranes; 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) | 36.9 |
| 2 (CH2) | 27.6 |
| 3 (CH) | 75.3 |
| 4 (C) | 42.2 |
| 5 (CH) | 40.2 |
| 6 (CH2) | 37.4 |
| 7 (C) | 214 |
| 8 (CH) | 45.6 |
| 9 (CH) | 51.5 |
| 10 (C) | 35.8 |
| 11 (CH2) | 24.5 |
| 12 (CH2) | 38 |
| 13 (C) | 36.4 |
| 14 (CH2) | 33.4 |
| 15 (CH) | 145.8 |
| 16 (CH2) | 112.9 |
| 17 (CH3) | 31.4 |
| 18 (CH2) | 70.4 |
| 19 (CH3) | 12 |
| 20 (CH3) | 24.9 |
