ent-7a,15a-Dihydroxy-16-ketobeyeran-19-oic acid

ent-7a,15a-Dihydroxy-16-ketobeyeran-19-oic acid

Common Name: ent-7a,15a-Dihydroxy-16-ketobeyeran-19-oic acid

Synonyms:

CAS Registry Number:

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

InChIKey: InChIKey=OTLACYJURVGKMY-RLNNJHEZSA-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) 40.6
2 (CH2) 20.2
3 (CH2) 39.1
4 (C) 43.9
5 (CH) 47.9
6 (CH2) 31.1
7 (CH) 68.5
8 (C) 47.5
9 (CH) 51.2
10 (C) 39.2
11 (CH2) 20.5
12 (CH2) 38.6
13 (C) 48.3
14 (CH2) 48.5
15 (CH) 75.4
16 (C) 223.1
17 (CH3) 21.2
18 (CH3) 29.7
19 (C) 180.9
20 (CH3) 14.1