(5R)-5alpha-[2-(2,5-Dihydro-5-hydroxy-2-oxofuran-4-yl)ethyl]-1,1,5,6beta-tetramethyl-1,2,3,4,5,6,7,8-octahydronaphthalene

(5R)-5alpha-[2-(2,5-Dihydro-5-hydroxy-2-oxofuran-4-yl)ethyl]-1,1,5,6beta-tetramethyl-1,2,3,4,5,6,7,8-octahydronaphthalene

Common Name: (5R)-5alpha-[2-(2,5-Dihydro-5-hydroxy-2-oxofuran-4-yl)ethyl]-1,1,5,6beta-tetramethyl-1,2,3,4,5,6,7,8-octahydronaphthalene

Synonyms: (5R)-5alpha-[2-(2,5-Dihydro-5-hydroxy-2-oxofuran-4-yl)ethyl]-1,1,5,6beta-tetramethyl-1,2,3,4,5,6,7,8-octahydronaphthalene

CAS Registry Number:

InChI: InChI=1S/C20H30O3/c1-13-7-8-15-16(6-5-10-19(15,2)3)20(13,4)11-9-14-12-17(21)23-18(14)22/h12-13,18,22H,5-11H2,1-4H3/t13-,18?,20+/m0/s1

InChIKey: InChIKey=QSRQARANMBXJAZ-BTQZEYGESA-N

Formula: C20H30O3

Molecular Weight: 318.451155

Exact Mass: 318.219495

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Imamura, P.M., Costa, M. J Nat Prod (2000) 63, 1623-5

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Halimanes; 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) 25.3
2 (CH2) 19.9
3 (CH2) 39.8
4 (C) 34.6
5 (C) 138.5
6 (CH2) 25.7
7 (CH2) 27.1
8 (CH) 33.7
9 (C) 40.7
10 (C) 131.3
11 (CH2) 32.8
12 (CH2) 22.7
13 (C) 170.6
14 (CH) 117
15 (C) 171.3
16 (CH) 98.9
17 (CH3) 16.2
18 (CH3) 29.2
19 (CH3) 27.6
20 (CH3) 20.9