(2ab,3R,5ab,6b,7a,8aa)-6-[2-(3-furanyl)ethyl]-2a,3,4,5,5a,6,7,8,8a,8b-Decahydro-2a,3-dihydroxy-6,7,8b-trimethyl-2H-naphtho[1,8-bc]furan-2-one

(2ab,3R,5ab,6b,7a,8aa)-6-[2-(3-furanyl)ethyl]-2a,3,4,5,5a,6,7,8,8a,8b-Decahydro-2a,3-dihydroxy-6,7,8b-trimethyl-2H-naphtho[1,8-bc]furan-2-one

Common Name: (2ab,3R,5ab,6b,7a,8aa)-6-[2-(3-furanyl)ethyl]-2a,3,4,5,5a,6,7,8,8a,8b-Decahydro-2a,3-dihydroxy-6,7,8b-trimethyl-2H-naphtho[1,8-bc]furan-2-one

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H28O5/c1-12-10-16-19(3)14(4-5-15(21)20(19,23)17(22)25-16)18(12,2)8-6-13-7-9-24-11-13/h7,9,11-12,14-16,21,23H,4-6,8,10H2,1-3H3/t12-,14-,15-,16-,18+,19-,20-/m0/s1

InChIKey: InChIKey=VLSIYTDOMFOYRS-LWJDBBBSSA-N

Formula: C20H28O5

Molecular Weight: 348.434084

Exact Mass: 348.193674

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Ragasa, C.Y., Cruz, M.C., Gula, R., Rideout, J.A. J Nat Prod (2000) 63, 509-11

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Clerodanes; 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) 19
2 (CH2) 28.2
3 (CH) 71.6
4 (C) 81
5 (C) 45.5
6 (CH) 75.9
7 (CH2) 29.2
8 (CH) 37.1
9 (C) 39.8
10 (CH) 42.2
11 (CH2) 45.5
12 (CH2) 19.7
13 (C) 125.1
14 (CH) 110.8
15 (CH) 142.8
16 (CH) 138.5
17 (CH3) 18.7
18 (C) 181
19 (CH3) 17.8
20 (CH3) 22.8