Dunniana acid A

Dunniana acid A

Common Name: Dunniana acid A

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H32O4/c1-12(10-17(21)22)6-8-19(4)13(2)7-9-20(5)14(3)15(18(23)24)11-16(19)20/h12-13,16H,6-11H2,1-5H3,(H,21,22)(H,23,24)/t12?,13-,16-,19+,20+/m1/s1

InChIKey: InChIKey=BXKYVIXFZNEZFP-JZQROIDNSA-N

Formula: C20H32O4

Molecular Weight: 336.466442

Exact Mass: 336.23006

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - He, H.P., Shen, Y.M., Hong, X., Zhao, Y.B., Zhou, J., Hao, X.J. J Nat Prod (2002) 65, 392-4

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Clerodanes; 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) 29.3
2 (C) 125.9
3 (C) 172.6
4 (C) 169
5 (C) 50.6
6 (CH2) 34.4
7 (CH2) 28.4
8 (CH) 37.7
9 (C) 36.8
10 (CH) 54.1
11 (CH2) 37.3
12 (CH2) 29.4
13 (CH) 30.8
14 (CH2) 41.4
15 (C) 179.7
16 (CH3) 19.8
17 (CH3) 15
18 (CH3) 11.7
19 (CH3) 16.9
20 (CH3) 18