19(4-->3)-abeo-abietane

19(4-->3)-abeo-abietane

Common Name: 19(4-->3)-abeo-abietane

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C21H28O4/c1-11(2)15-10-17(22)18-14(19(15)25-5)6-7-16-12(3)13(20(23)24)8-9-21(16,18)4/h10-11,16,22H,6-9H2,1-5H3,(H,23,24)/t16-,21-/m0/s1

InChIKey: InChIKey=NZQIHCWNAMEWEW-KKSFZXQISA-N

Formula: C21H28O4

Molecular Weight: 344.445415

Exact Mass: 344.198759

NMR Solvent: CD3OD

MHz:

Calibration:

NMR references: 13C - Xu, J.G., Ikekawa, T., Ohkawa, M., Yokota, I., Hara, N., Fujimoto, Y. Phytochemistry (1997) 44, 1511-4

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Abeo-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) 33.4
2 (CH2) 26.7
3 (C) 132.6
4 (C) 133.6
5 (CH) 48.8
6 (CH2) 21.1
7 (CH2) 27.5
8 (C) 131.6
9 (C) 132.7
10 (C) 38.4
11 (C) 153.9
12 (CH) 112.1
13 (C) 139.6
14 (C) 149
15 (CH) 27.2
16 (CH3) 24.3
17 (CH3) 24.5
18 (CH3) 18.7
19 (C) 173.8
20 (CH3) 17.8
14a (CH3) 61.5