3b,18-cyclo-16bH-ent-atisane-14,15-dione

3b,18-cyclo-16bH-ent-atisane-14,15-dione

Common Name: 3b,18-cyclo-16bH-ent-atisane-14,15-dione

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H28O2/c1-11-12-8-15-18(2)6-4-13-10-19(13,3)14(18)5-7-20(15,17(11)22)16(21)9-12/h11-15H,4-10H2,1-3H3/t11-,12+,13+,14-,15-,18+,19-,20-/m0/s1

InChIKey: InChIKey=RIVFETNCNMFGFG-AIOHOXCSSA-N

Formula: C20H28O2

Molecular Weight: 300.435869

Exact Mass: 300.20893

NMR Solvent: CD3OD

MHz:

Calibration:

NMR references: 13C - Abad, A., Agullo, C., Cunat, A.C., Marzal, I.D., Navarto, I., Gris, A. Tetrahedron (2006) 62, 3266-83

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Cyclo-Atisanes; 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) 32.93
2 (CH2) 21.55
3 (CH) 19.26
4 (C) 15.85
5 (CH) 50.36
6 (CH2) 18.79
7 (CH2) 23.09
8 (C) 66.78
9 (CH) 45.26
10 (C) 38.78
11 (CH2) 28.61
12 (CH) 31.71
13 (CH2) 40.14
14 (C) 210.84
15 (C) 209.14
16 (CH) 45.19
17 (CH3) 14.5
18 (CH2) 21.44
19 (CH3) 23.72
20 (CH3) 11.59