Common Name: 18,19-Isopropylidenedioxy-17-oxo-ent-labd-13-en-16,15-olactone
Synonyms:
CAS Registry Number:
InChI: InChI=1S/C23H34O5/c1-21(2)27-14-23(15-28-21)11-4-10-22(3)18(17(13-24)6-8-19(22)23)7-5-16-9-12-26-20(16)25/h9,13,17-19H,4-8,10-12,14-15H2,1-3H3/t17-,18-,19+,22+/m1/s1
InChIKey: InChIKey=HHISJKOJXMXVFJ-IWQHBPENSA-N
Formula: C23H34O5
Molecular Weight: 390.513936
Exact Mass: 390.240624
NMR Solvent: CDDl3 + DMSO-d6
MHz:
Calibration:
NMR references: 13C - Joshi, B.S., Hegde, V.R., Kamat, V.N. Phytochemistry (1996) 42, 761-6
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) | 38.1 |
2 (CH2) | 17.4 |
3 (CH2) | 33.6 |
4 (C) | 37.8 |
5 (CH) | 52.8 |
6 (CH2) | 26.5 |
7 (CH2) | 37.5 |
8 (CH) | 53.2 |
9 (CH) | 49.2 |
10 (C) | 38.1 |
11 (CH2) | 20.3 |
12 (CH2) | 26.9 |
13 (C) | 132.9 |
14 (CH) | 145 |
15 (CH2) | 70.4 |
16 (C) | 173.6 |
17 (CH) | 204.1 |
18 (CH2) | 61.5 |
19 (CH2) | 70 |
20 (CH3) | 14.3 |
21 (C) | 98.3 |
22 (CH3) | 21.7 |
23 (CH3) | 26 |