Cycloshikonin

Cycloshikonin

Common Name: Cycloshikonin

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C16H16O5/c1-16(2)6-5-12(21-16)8-7-11(19)13-9(17)3-4-10(18)14(13)15(8)20/h3-4,7,12,17-18H,5-6H2,1-2H3/t12-/m1/s1

InChIKey: InChIKey=ALRXDRQNAJOPCP-GFCCVEGCSA-N

Formula: C16H16O5

Molecular Weight: 288.295851

Exact Mass: 288.099774

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Inoue, K., Akaji, M., Inouye, H. Chem Pharm Bull (1985) 33, 3993-7

Species:

Notes: Family : Aromatics, Type : Naphthalenes, Group : Naphthazarins; 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) 181.27
2 (C) 152.93
3 (CH) 131.74
4 (C) 182.19
5 (C) 164.05
6 (CH) 131.33
7 (CH) 131.23
8 (C) 163.54
9 (C) 112.11
10 (C) 111.65
1' (CH) 74.39
2' (CH2) 33.47
3' (CH2) 38.48
4' (C) 82.1
5' (CH3) 27.83
6' (CH3) 28.68