11a,18-Dihydroxy-7-oxo-9,13-epi-ent-pimara-15-ene

11a,18-Dihydroxy-7-oxo-9,13-epi-ent-pimara-15-ene

Common Name: 11a,18-Dihydroxy-7-oxo-9,13-epi-ent-pimara-15-ene

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H32O3/c1-5-18(2)10-13-14(22)9-16-19(3,12-21)7-6-8-20(16,4)17(13)15(23)11-18/h5,13,15-17,21,23H,1,6-12H2,2-4H3/t13-,15-,16-,17-,18+,19-,20-/m1/s1

InChIKey: InChIKey=AUTHGOZVOJOVDS-UCWRTCFCSA-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) 34.1
2 (CH2) 18.8
3 (CH2) 34.6
4 (C) 37.2
5 (CH) 40.8
6 (CH2) 36.9
7 (C) 214.8
8 (CH) 43.4
9 (CH) 55.2
10 (C) 37.8
11 (CH) 68.5
12 (CH2) 47.9
13 (C) 37.8
14 (CH2) 36.9
15 (CH) 144.9
16 (CH2) 113.1
17 (CH3) 31.2
18 (CH2) 71.5
19 (CH3) 18.2
20 (CH3) 25.4