3b,20-epoxy-3a,15,16-trihydroxy-7-pimaren-19,6b-olide

3b,20-epoxy-3a,15,16-trihydroxy-7-pimaren-19,6b-olide

Common Name: 3b,20-epoxy-3a,15,16-trihydroxy-7-pimaren-19,6b-olide

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C20H28O6/c1-17(14(22)9-21)4-3-12-11(8-17)7-13-15-18(2,16(23)26-13)20(24)6-5-19(12,15)10-25-20/h7,12-15,21-22,24H,3-6,8-10H2,1-2H3/t12-,13-,14?,15+,17-,18+,19+,20-/m1/s1

InChIKey: InChIKey=BJKABQHWJXSLHE-FZMRQWORSA-N

Formula: C20H28O6

Molecular Weight: 364.433489

Exact Mass: 364.188589

NMR Solvent: DMSO-d6

MHz:

Calibration:

NMR references: 13C - Graebner, I.B., Mostardeiro, M.A., Ethur, E.M., Burrow, R.A., Dessoy, E.C., Morel, A.F. Phytochemistry (2000) 53, 955-9

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Pimaranes; 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) 28.2
2 (CH2) 27.96
3 (C) 96.19
4 (C) 50.02
5 (CH) 43.38
6 (CH) 72.17
7 (CH) 113.66
8 (C) 146.47
9 (CH) 42.38
10 (C) 29.91
11 (CH2) 24.3
12 (CH2) 34.03
13 (C) 39.52
14 (CH2) 43.89
15 (CH) 79.41
16 (CH2) 62
17 (CH3) 17.82
18 (CH3) 18.3
19 (C) 178.43
20 (CH2) 71.82