(4R,19R)-Coleon A

(4R,19R)-Coleon A

Common Name: (4R,19R)-Coleon A

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H22O6/c1-6-7-20(5)13-9(4)11-12(17(24)18(13)26-19(20)25)14(21)10(8(2)3)15(22)16(11)23/h6,8,19,22,24-25H,1,7H2,2-5H3/t19-,20-/m1/s1

InChIKey: InChIKey=WKRCSOAPKREAOF-WOJBJXKFSA-N

Formula: C20H22O6

Molecular Weight: 358.385844

Exact Mass: 358.141638

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Wellsow, J., Grayer, R.J., Veitch, N.C., Kokubun, T., Lelli, R., Kite, G.C., Simmonds, M.S. Phytochemistry (2006) 67, 1818-25

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Abietanes; 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) 119.5
2 (CH) 132.5
3 (CH2) 43
4 (C) 50.6
5 (C) 137
6 (C) 152.4
7 (C) 146.9
8 (C) 116.8
9 (C) 120.3
10 (C) 134.4
11 (C) 180.6
12 (C) 154.5
13 (C) 125.4
14 (C) 191.2
15 (CH) 23.9
16 (CH3) 19.8
17 (CH3) 19.8
18 (CH3) 18.4
19 (CH) 107.1
20 (CH3) 17.4