Ent-7α,16β-dihydroxybeyeran-19-oic acid

Ent-7α,16β-dihydroxybeyeran-19-oic acid

Common Name: Ent-7α,16β-dihydroxybeyeran-19-oic acid

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H32O4/c1-17-8-5-12-18(2)6-4-7-19(3,16(23)24)13(18)9-14(21)20(12,11-17)10-15(17)22/h12-15,21-22H,4-11H2,1-3H3,(H,23,24)/t12-,13-,14-,15+,17-,18-,19+,20+/m0/s1

InChIKey: InChIKey=UAPGBBZPBLMFNI-CPRALFAPSA-N

Formula: C20H32O4

Molecular Weight: 336.466442

Exact Mass: 336.23006

NMR Solvent: C5D5N

MHz:

Calibration:

NMR references: 13C - Lin, C.L., Lin, S.J., Huang, W.J., Ku, Y.L., Tsai, T.H., Hsu, F.L. Planta Med (2007) 73, 1581-7

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Beyeranes; 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) 41.2
2 (CH2) 20.5
3 (CH2) 39.6
4 (C) 44.4
5 (CH) 48.4
6 (CH2) 31.2
7 (CH) 77.4
8 (C) 43.2
9 (CH) 51.5
10 (C) 39.4
11 (CH2) 21.4
12 (CH2) 35.4
13 (C) 48.2
14 (CH2) 52.7
15 (CH2) 43.5
16 (CH) 80.4
17 (CH3) 26.6
18 (CH3) 30.2
19 (C) 181.7
20 (CH3) 14.6