6,7:8,15-Di-seco-7,20-olide-6,8-cyclo-ent-Kaurane skeleton

6,7:8,15-Di-seco-7,20-olide-6,8-cyclo-ent-Kaurane skeleton

Common Name: 6,7:8,15-Di-seco-7,20-olide-6,8-cyclo-ent-Kaurane skeleton

Synonyms:

CAS Registry Number:

InChI: InChI=1S/C22H30O6/c1-12(10-23)14-8-15(28-13(2)24)16-21-7-5-6-20(3,4)17(21)18(25)22(16,9-14)19(26)27-11-21/h10,14-18,25H,1,5-9,11H2,2-4H3/t14-,15-,16+,17-,18+,21-,22+/m1/s1

InChIKey: InChIKey=WAOUILKFOLDIAX-NJOKITKISA-N

Formula: C22H30O6

Molecular Weight: 390.470842

Exact Mass: 390.204239

NMR Solvent: C5D5N

MHz:

Calibration:

NMR references: 13C - Han, Q.B., Cheung, S., Tai, J., Qiao, C.F., Song, J.Z., Tso, T.F., Sun, H.D., Xu, H.X. Org Lett (2006) 8, 4727-30

Species:

Notes: Family : Terpenoids, Type : Diterpenoids, Group : Miscellanea; 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) 32.5
2 (CH2) 19.7
3 (CH2) 42.1
4 (C) 33.2
5 (CH) 66.3
6 (CH) 74.2
7 (C) 175.7
8 (C) 53.3
9 (CH) 52.6
10 (C) 42.9
11 (CH) 68.6
12 (CH2) 36.5
13 (CH) 29.2
14 (CH2) 31.9
15 (CH) 194.5
16 (C) 154.5
17 (CH2) 134
18 (CH3) 34.8
19 (CH3) 21.6
20 (CH2) 72.1
11a (C) 170.1
11b (CH3) 21.4