3,10-Epoxy-5α-hydroxy-8α-[(2-methylbut-2-enoyl)oxy]-1-oxo-germacra-2-ene-11,6-lactone

3,10-Epoxy-5α-hydroxy-8α-[(2-methylbut-2-enoyl)oxy]-1-oxo-germacra-2-ene-11,6-lactone

Common Name: 3,10-Epoxy-5α-hydroxy-8α-[(2-methylbut-2-enoyl)oxy]-1-oxo-germacra-2-ene-11,6-lactone

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H26O7/c1-6-9(2)18(23)25-13-8-20(5)14(21)7-12(27-20)10(3)16(22)17-15(13)11(4)19(24)26-17/h6-7,10-11,13,15-17,22H,8H2,1-5H3/b9-6-/t10-,11-,13-,15+,16+,17-,20+/m0/s1

InChIKey: InChIKey=WVPSTAHVHHGIJR-OCVIPFDSSA-N

Formula: C20H26O7

Molecular Weight: 378.417012

Exact Mass: 378.167853

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Borkosky, S., Ponce de Leon, S., Juarez, G., Sierra, M.G., Bardon, A. Chem Biodivers (2009) 6, 513-9

Species:

Notes: Family : Terpenoids, Type : Sesquiterpenoids, Group : Germacranes; 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 (C) 204.4
2 (CH) 104.9
3 (C) 192.6
4 (CH) 39.7
5 (CH) 77
6 (CH) 82.7
7 (CH) 46
8 (CH) 68.7
9 (CH2) 48.3
10 (C) 89.6
11 (CH) 37.9
12 (C) 166.7
13 (CH3) 16.2
14 (CH3) 20.7
15 (CH3) 14.9
8a (C) 177.8
8b (C) 126.2
8c (CH) 141.6
8d (CH3) 15.9
8e (CH3) 20.4