3-Hydroxy-5-isopropyl-8-methoxy-7-methyl-2H-naphtho[1,8-bc]furan-2-one

3-Hydroxy-5-isopropyl-8-methoxy-7-methyl-2H-naphtho[1,8-bc]furan-2-one

Common Name: 3-Hydroxy-5-isopropyl-8-methoxy-7-methyl-2H-naphtho[1,8-bc]furan-2-one

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C16H16O4/c1-7(2)9-6-11(17)13-12-10(9)5-8(3)14(19-4)15(12)20-16(13)18/h5-7,17H,1-4H3

InChIKey: InChIKey=BTSBSVVWGQHNFB-UHFFFAOYSA-N

Formula: C16H16O4

Molecular Weight: 272.296446

Exact Mass: 272.104859

NMR Solvent: D2O

MHz:

Calibration:

NMR references: 13C - Puckhaber, L.S., Stipanovic, R.D. J Nat Prod (2001) 64, 260-1

Species:

Notes: Family : Terpenoids, Type : Sesquiterpenoids, Group : Cadalenes; 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) 133
2 (C) 133.2
3 (C) 140.1
4 (C) 130
5 (CH) 120
6 (C) 118.9
7 (C) 156.8
8 (CH) 115.2
9 (C) 158.4
10 (C) 99.5
11 (CH) 30
12 (CH3) 23.7
13 (CH3) 23.7
14 (CH3) 18.2
15 (C) 165.5
3a (CH3) 60.1