ent-11a,12a-Dihydroxy-16-ketobeyeran-19-oic acid

ent-11a,12a-Dihydroxy-16-ketobeyeran-19-oic acid

Common Name: ent-11a,12a-Dihydroxy-16-ketobeyeran-19-oic acid

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H30O5/c1-17-6-4-7-18(2,16(24)25)11(17)5-8-20-9-12(21)19(3,10-20)15(23)13(22)14(17)20/h11,13-15,22-23H,4-10H2,1-3H3,(H,24,25)/t11-,13+,14-,15+,17+,18+,19-,20-/m0/s1

InChIKey: InChIKey=PLZLOCWVDAXVNW-NDYINKQWSA-N

Formula: C20H30O5

Molecular Weight: 350.449965

Exact Mass: 350.209324

NMR Solvent: C5D5N

MHz:

Calibration:

NMR references: 13C - Hsu, F.L., Hou, C.C., Yang, L.M., Cheng, J.T., Chi, T.C., Liu, P.C., Lin, S.J. J Nat Prod (2002) 65, 273-7

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) 42.9
2 (CH2) 20.4
3 (CH2) 38.9
4 (C) 44.6
5 (CH) 57.9
6 (CH2) 22.7
7 (CH2) 43.1
8 (C) 40.8
9 (CH) 55.4
10 (C) 40.2
11 (CH) 71
12 (CH) 76.1
13 (C) 55.9
14 (CH2) 47.5
15 (CH2) 49.5
16 (C) 219.5
17 (CH3) 17.9
18 (CH3) 30.2
19 (C) 180.6
20 (CH3) 14.2