(4R)-2-Oxo-3,4abeta-dimethyl-4alpha-[[(Z)-2-methyl-2-butenoyl]oxy]-9aalpha-hydroxy-2,4,4a,5,6,7,8,8abeta,9,9a-decahydronaphtho[2,3-b]furan-5beta-carboxylic acid methyl ester

(4R)-2-Oxo-3,4abeta-dimethyl-4alpha-[[(Z)-2-methyl-2-butenoyl]oxy]-9aalpha-hydroxy-2,4,4a,5,6,7,8,8abeta,9,9a-decahydronaphtho[2,3-b]furan-5beta-carboxylic acid methyl ester

Common Name: (4R)-2-Oxo-3,4abeta-dimethyl-4alpha-[[(Z)-2-methyl-2-butenoyl]oxy]-9aalpha-hydroxy-2,4,4a,5,6,7,8,8abeta,9,9a-decahydronaphtho[2,3-b]furan-5beta-carboxylic acid methyl ester

Synonyms: (4R)-2-Oxo-3,4abeta-dimethyl-4alpha-[[(Z)-2-methyl-2-butenoyl]oxy]-9aalpha-hydroxy-2,4,4a,5,6,7,8,8abeta,9,9a-decahydronaphtho[2,3-b]furan-5beta-carboxylic acid methyl ester

CAS Registry Number:

InChI: InChI=1S/C21H28O7/c1-6-11(2)17(22)27-16-15-12(3)18(23)28-21(15,25)10-13-8-7-9-14(19(24)26-5)20(13,16)4/h6,13-14,16,25H,7-10H2,1-5H3/b11-6-/t13-,14-,16+,20+,21-/m1/s1

InChIKey: InChIKey=VOOSWNHYYIUCGL-HIIKNLIRSA-N

Formula: C21H28O7

Molecular Weight: 392.443629

Exact Mass: 392.183503

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Xu, Y.J., Nan, Z.D., Li, W.H., Huang, H.L., Yuan, C.S. Helv Chim Acta (2009) 92, 209-16

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) 24.8
2 (CH2) 24.6
3 (CH2) 18.5
4 (CH) 41.3
5 (C) 41.4
6 (CH) 71.1
7 (C) 151.4
8 (C) 104.5
9 (CH2) 38.3
10 (CH) 35.3
11 (C) 129.4
12 (C) 171.7
13 (CH3) 8.9
14 (CH3) 18.2
15 (C) 173.8
6a (C) 166.7
6b (C) 127.1
6c (CH) 140
6d (CH3) 15.7
6ba (CH3) 20.4
15a (CH3) 51.5