16,25-dihydroxy-13(24),17-cheilanthadien-19,25-olide

16,25-dihydroxy-13(24),17-cheilanthadien-19,25-olide

Common Name: 16,25-dihydroxy-13(24),17-cheilanthadien-19,25-olide

Synonyms: 16,25-dihydroxy-13(24),17-cheilanthadien-19,25-olide

CAS Registry Number:

InChI: InChI=1S/C25H38O4/c1-15-7-8-20-24(4,12-9-19-23(2,3)10-6-11-25(19,20)5)17(15)14-18(26)16-13-21(27)29-22(16)28/h13,17-20,22,26,28H,1,6-12,14H2,2-5H3/t17-,18?,19+,20+,22?,24+,25+/m1/s1

InChIKey: InChIKey=LWTIZOHDKCIZPP-XHEWZUHNSA-N

Formula: C25H38O4

Molecular Weight: 402.567766

Exact Mass: 402.27701

NMR Solvent: CC

MHz:

Calibration:

NMR references: 13C - Buchanan, M.S., Edser, A., King, G., Whitmore, J., Quinn, R.J. J Nat Prod (2001) 64, 300-3

Species:

Notes: Family : Terpenoids, Type : Sesterterpenoids, Group : Cheilanthanes; 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) 40.1
2 (CH2) 18.7
3 (CH2) 42
4 (C) 33.3
5 (CH) 56.3
6 (CH2) 19.1
7 (CH2) 40.62
8 (C) 40.2
9 (CH) 60.1
10 (C) 37.9
11 (CH2) 23.3
12 (CH2) 38.2
13 (C) 149.08
14 (CH) 53.8
15 (CH2) 29.96
16 (CH) 68.4
17 (C) 167.85
18 (CH) 117.83
19 (C) 170.11
20 (CH3) 33.3
21 (CH3) 21.5
22 (CH3) 16.2
23 (CH3) 15.5
24 (CH2) 106.9
25 (CH) 97.56