Welcome to online ecdysteroids database !   .
Access data · History · Contact

22-OXO-TURKESTERONE

Year of first report:2015
Formula:C27H42O8
Molecular weight:494
Occurence in plants:
Ajuga turkestanica [Lamiaceae (alt. Labiatae)] » Images of Ajuga turkestanica Wikipedia: <br />
<b>Warning</b>:  preg_replace() [<a href='function.preg-replace'>function.preg-replace</a>]: No ending delimiter '&' found in <b>/usr/local/www/apache22/data/ecdybase.org/www/sheet.inc</b> on line <b>53</b><br />
Occurence in animals:
 
22-OXO-TURKESTERONE

MASS SPECTRUM

EI-MS m/z (relative intensity %)
HRESI-MS 517.27681 [M+Na]+, expected 517.27719 for C27H42O8Na
ESI-MS m/z 495 [M+H]+, 477 [MH - H2O]+, 459 [MH - 2H2O]+, 441 [MH - 3H2O]+, 423 [MH - 4H2O]+

CARBON NMR

PROTON NMR

D2O
0139.2
0269.3
0369.3
0433.6
0553.4
06210.4
07123.9
08166.8
0943.4
1040.8
1170.2
1243.7
1349.5
1486.8
1532.4
1622.3
1751.7
1819.6
1925.3
2084.0
2125.6
22220.4
2334.1
2438.6
2573.2
2629.6
2729.6
D2O
01-Ha1.40 (t, 12.8)
01-He2.48 (dd, 13, 3.9)
02-Ha4.10 (m, w1/2 = 12)
03-He4.10 (m, w1/2 = 12)
04-Ha1.74
04-He1.79
05-H2.31 (dd, 12.3, 5.3)
07-H5.97 (d, 2.6)
09-H3.14 (dd, 8.8, 2.6)
11-Ha4.24 (m, w1/2 = 27, ddd, 11, 9, 6.1)
12-Ha2.16 (t, 12.3)
12-He2.28 (dd, 12.5, 6.1)
15-Ha2.05 (m, w1/2 = 26)
15-Hb1.65
16-Ha1.68
16-Hb1.60
17-H2.62 (t, 9.4)
18-Me0.84 (s)
19-Me1.10 (s)
21-Me1.51 (s)
22-H 
23-Ha2.79 (m, w1/2 = 12)
23-Hb2.79 (m, w1/2 = 12)
24-Ha1.76
24-Hb1.76
26-Me1.24 (s)
27-Me1.24 (s)

PHYSICAL PROPERTIES

M.P.░C ;
[α]D20░ (c ; MeOH)
IR (KBr) ν max (cm-1)
UV (EtOH) λ max (log ε)() ;

CHROMATOGRAPHY

TLC
HPTLC
HPLC
GLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationGUIBOUT, L. et al. (2015) Phytochemical Analysis 26, 293-300 Search more

see Important notice
© UniversitÚ Pierre & Marie Curie, Paris 6, France
© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
© Institut National de la Recherche Agronomique, Versailles, France
designed by Cybersales a.s.
Powered by Cybersales
PRINTER READY | MEDIUM | WIDE