Common Name: 2-Oxo-3a-hydroxy-ent-labd-7-en-15-oic acid
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C20H34O4/c1-12(10-17(22)23)6-8-14-13(2)7-9-16-19(3,4)18(24)15(21)11-20(14,16)5/h7,12,14-16,18,21,24H,6,8-11H2,1-5H3,(H,22,23)/t12-,14+,15+,16+,18+,20-/m0/s1
InChIKey: InChIKey=OFZLWKQJQGKQGV-JMJREEFGSA-N
Formula: C20H34O4
Molecular Weight: 338.482323
Exact Mass: 338.24571
NMR Solvent: CDCl3
MHz:
Calibration:
NMR references: 13C - Favier, L.S., Nieto, M., Giordano, O.S., Tonn, C.E. Phytochemistry (1997) 45, 1469-74
Species:
Notes: Family : Terpenoids, Type : Diterpenoids, Group : Labdanes; 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)
Position | PPM |
---|---|
1 (CH2) | 45.1 |
2 (CH) | 72.8 |
3 (CH) | 80 |
4 (C) | 37.5 |
5 (CH) | 49.8 |
6 (CH2) | 22.5 |
7 (CH) | 122.5 |
8 (C) | 135.5 |
9 (CH) | 56.1 |
10 (C) | 36 |
11 (CH2) | 26.1 |
12 (CH2) | 38.5 |
13 (CH) | 30.8 |
14 (CH2) | 42.3 |
15 (C) | 177.2 |
16 (CH3) | 21.2 |
17 (CH3) | 22.5 |
18 (CH3) | 17.5 |
19 (CH3) | 31 |
20 (CH3) | 15.6 |