3alpha-Ethenyl-3,4aalpha,7,7,10aalpha-pentamethyl-2,3,4a,5,6,6abeta,10a,10bbeta-octahydro-1H-naphtho[2,1-b]pyran-8(7H)-one

3alpha-Ethenyl-3,4aalpha,7,7,10aalpha-pentamethyl-2,3,4a,5,6,6abeta,10a,10bbeta-octahydro-1H-naphtho[2,1-b]pyran-8(7H)-one

Common Name: 3alpha-Ethenyl-3,4aalpha,7,7,10aalpha-pentamethyl-2,3,4a,5,6,6abeta,10a,10bbeta-octahydro-1H-naphtho[2,1-b]pyran-8(7H)-one

Synonyms: 3alpha-Ethenyl-3,4aalpha,7,7,10aalpha-pentamethyl-2,3,4a,5,6,6abeta,10a,10bbeta-octahydro-1H-naphtho[2,1-b]pyran-8(7H)-one

CAS Registry Number:

InChI: InChI=1S/C20H30O2/c1-7-18(4)11-8-15-19(5)12-10-16(21)17(2,3)14(19)9-13-20(15,6)22-18/h7,10,12,14-15H,1,8-9,11,13H2,2-6H3/t14-,15+,18+,19-,20+/m1/s1

InChIKey: InChIKey=AZVIJSYTQXKXMV-OPTDIUSFSA-N

Formula: C20H30O2

Molecular Weight: 302.45175

Exact Mass: 302.22458

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Garcia-Granados, A., Jimenez, M.B., Martinez, A., Parra, A., Rivas, F., Arias, J.M. Phytochemistry (1994) 37, 741-7

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Labdanes; 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 (CH) 125.8
2 (CH) 158.1
3 (C) 205.3
4 (C) 44.8
5 (CH) 53.5
6 (CH2) 20.3
7 (CH2) 42.3
8 (C) 76.2
9 (CH) 52.8
10 (C) 39.3
11 (CH2) 16.4
12 (CH2) 34.8
13 (C) 73.9
14 (CH) 147.4
15 (CH2) 110
16 (CH3) 32.7
17 (CH3) 24.1
18 (CH3) 27.7
19 (CH3) 21.3
20 (CH3) 19