ent-11a ,18-Diacetoxy-7b -hydroxykaur-16-en-15-one

ent-11a ,18-Diacetoxy-7b -hydroxykaur-16-en-15-one

Common Name: ent-11a ,18-Diacetoxy-7b -hydroxykaur-16-en-15-one

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C24H34O6/c1-13-16-9-17(30-15(3)26)20-23(5)8-6-7-22(4,12-29-14(2)25)18(23)10-19(27)24(20,11-16)21(13)28/h16-20,27H,1,6-12H2,2-5H3/t16-,17+,18-,19-,20+,22-,23-,24+/m1/s1

InChIKey: InChIKey=QNEZSDDLINHAAS-RRXKTBBCSA-N

Formula: C24H34O6

Molecular Weight: 418.524077

Exact Mass: 418.235539

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Phan, M.G., Phan, T.S., Hamada, Y., Otsuka, H. Chem Pharm Bull (2005) 53, 296-300

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) 38.7
2 (CH2) 17.6
3 (CH2) 35.2
4 (C) 36.5
5 (CH) 45.9
6 (CH2) 27.8
7 (CH) 70.8
8 (C) 58.3
9 (CH) 59
10 (C) 39
11 (CH) 68.5
12 (CH2) 38.9
13 (CH) 36.4
14 (CH2) 27.4
15 (C) 208.1
16 (C) 149.8
17 (CH2) 113.5
18 (CH2) 71.1
19 (CH3) 17.4
20 (CH3) 18.4
11a (C) 169.3
11b (CH3) 21
18a (C) 171.1
18b (CH3) 21.3