17-hydroxy-16b-ent-kauran-19-oic acid

17-hydroxy-16b-ent-kauran-19-oic acid

Common Name: 17-hydroxy-16b-ent-kauran-19-oic acid

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H32O3/c1-18-7-3-8-19(2,17(22)23)15(18)6-9-20-10-13(4-5-16(18)20)14(11-20)12-21/h13-16,21H,3-12H2,1-2H3,(H,22,23)/t13-,14+,15+,16+,18-,19-,20+/m1/s1

InChIKey: InChIKey=HHAMKMUMKLXDFQ-IHAQYFQTSA-N

Formula: C20H32O3

Molecular Weight: 320.467037

Exact Mass: 320.235145

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Wu, Y.C., Hung, Y.C., Chang, F.R., Cosentino, M., Wang, H.K., Lee, K.H. J Nat Prod (1996) 59, 635-7

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) 41.6
2 (CH2) 19
3 (CH2) 37.2
4 (C) 44.7
5 (CH) 56.9
6 (CH2) 22.1
7 (CH2) 40.4
8 (C) 43.6
9 (CH) 55.3
10 (C) 39.6
11 (CH2) 18.9
12 (CH2) 20
13 (CH) 36.9
14 (CH2) 37.8
15 (CH2) 44.2
16 (CH) 43.3
17 (CH2) 64.2
18 (CH3) 28.9
19 (C) 183.7
20 (CH3) 15.5