(4S)-4a,5,6,7,8,9a-Hexahydro-9abeta-hydroxy-4beta-methoxy-3,4abeta,5beta-trimethylnaphtho[2,3-b]furan-2(4H)-one

(4S)-4a,5,6,7,8,9a-Hexahydro-9abeta-hydroxy-4beta-methoxy-3,4abeta,5beta-trimethylnaphtho[2,3-b]furan-2(4H)-one

Common Name: (4S)-4a,5,6,7,8,9a-Hexahydro-9abeta-hydroxy-4beta-methoxy-3,4abeta,5beta-trimethylnaphtho[2,3-b]furan-2(4H)-one

Synonyms: (4S)-4a,5,6,7,8,9a-Hexahydro-9abeta-hydroxy-4beta-methoxy-3,4abeta,5beta-trimethylnaphtho[2,3-b]furan-2(4H)-one

CAS Registry Number:

InChI: InChI=1S/C16H22O4/c1-9-6-5-7-11-8-16(18)12(10(2)14(17)20-16)13(19-4)15(9,11)3/h8-9,13,18H,5-7H2,1-4H3/t9-,13+,15+,16-/m0/s1

InChIKey: InChIKey=LBJGJRWBBNKFFB-CIGJXOAISA-N

Formula: C16H22O4

Molecular Weight: 278.344091

Exact Mass: 278.151809

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Zhang, S.M., Zhao, G.L., Li, R., Lin, G.Q. Phytochemistry (1998) 48, 519-24

Species:

Notes: Family : Terpenoids, Type : Sesquiterpenoids, Group : Eremophilanes; 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) 36
2 (CH2) 26.9
3 (CH2) 32.4
4 (CH) 44.6
5 (C) 151
6 (CH) 85.6
7 (C) 152.1
8 (C) 100.9
9 (CH) 118
10 (C) 157.1
11 (C) 122.5
12 (C) 171.2
13 (CH3) 8.1
14 (CH3) 17.9
15 (CH3) 11.6
6a (CH3) 57.4