(8alpha)-16-Hydroxy-9-methyl-17-norlabda-5(10),13-dien-15-oic acid lactone

(8alpha)-16-Hydroxy-9-methyl-17-norlabda-5(10),13-dien-15-oic acid lactone

Common Name: (8alpha)-16-Hydroxy-9-methyl-17-norlabda-5(10),13-dien-15-oic acid lactone

Synonyms: (8alpha)-16-Hydroxy-9-methyl-17-norlabda-5(10),13-dien-15-oic acid lactone

CAS Registry Number:

InChI: InChI=1S/C20H30O2/c1-14-7-8-16-17(6-5-10-19(16,2)3)20(14,4)11-9-15-12-18(21)22-13-15/h12,14H,5-11,13H2,1-4H3/t14-,20+/m1/s1

InChIKey: InChIKey=GHFFEVBBQCPYNY-VLIAUNLRSA-N

Formula: C20H30O2

Molecular Weight: 302.45175

Exact Mass: 302.22458

NMR Solvent: CDCl3

MHz:

Calibration:

NMR references: 13C - Hara, N., Asaki, H., Fujimoto, Y., Gupta, Y.K., Singh, A.K., Sahai, M. Phytochemistry (1995) 38, 189-94

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Halimanes; 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) 25.2
2 (CH2) 19.8
3 (CH2) 39.8
4 (C) 34.5
5 (C) 138.6
6 (CH2) 25.8
7 (CH2) 27
8 (CH) 33.7
9 (C) 40.7
10 (C) 131.1
11 (CH2) 33.3
12 (CH2) 23.6
13 (C) 171.4
14 (CH) 114.9
15 (C) 174
16 (CH2) 73.1
17 (CH3) 16.1
18 (CH3) 27.6
19 (CH3) 29.2
20 (CH3) 20.9