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NIUXIXINSTERONE A

Year of first report:2011
Formula:C34H50O9
Molecular weight:602
Occurence in plants:
Achyranthes bidentata [Amaranthaceae] » Images of Achyranthes bidentata  Wikipedia: <br />
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Occurence in animals:
 
NIUXIXINSTERONE A

MASS SPECTRUM

HRESI-MS 625.3359 [M+Na] + (calculated for C34H50O9Na, 625.3353)
EI-MS m/z (relative intensity %)
CI-MS (NH3) m/z

CARBON NMR

PROTON NMR

C5D5N
0137.9
0268.2
0368.1
0432.4
0551.4
06203.4
07121.7
08165.4
0934.7
1038.6
1121.0
1231.7
1347.7
1484.0
1531.5
1622.5
1750.6
1817.3
1924.4
2085.5
2122.6
2285.4
2331.3
2444.5
2572.1
2625.4
2728.9
2816.6
hmf-1'97.8
hmf-2'152.2
hmf-3'110.1
hmf-4'107.8
hmf-5' 157.4
hmf-6'57.2
C5D5N
01-Ha1.90 (m)
01-He2.12 (m)
02-Ha4.17 (d, 11.8)
03-He4.23 (br, s)
04-Ha1.70 (m)
04-He1.97 (m)
05-H2.98 (dd, 13.2, 3.6)
07-H6.24 (d, 2.0)
09-H3.52 (m)
11-Ha1,61 (m)
11-He1.78 (m)
12-Ha2.39 (m)
12-He1.86 (m)
15-Ha2.15 (m)
15-Hb1.86 (m)
16-Ha2.15 (m)
16-Hb2.15 (m)
17-H2.89 (t, 8.6)
18-Me1.00 (s)
19-Me1.00 (s)
21-Me1.53 (s)
22-H4.20 (dd, 10.4, 3.6)
23-Ha2.39 (m)
23-Hb1.86 (m)
24-H1.94 (m)
26-Me1.28 (s)
27-Me1.36 (s)
hmf-1'-H6.11 (s)
hmf-3'-H6.66 (d, 3.2)
hmf-4'-H6.44 (d, 3.2)
hmf-6'-H4.83 (2H, s)

PHYSICAL PROPERTIES

M.P.227-228 ░C ;
[α]D20+ 55 ░ (c 0.05 ; MeOH)
IR (KBr) ν max (cm-1)3460, 1660, 1454, 1380, 1062
UV ( MeOH) λ max (log ε)226 nm (4.10), 248 nm (3.20), 323 nm (1.35)

CHROMATOGRAPHY

HPLCRP-HPLC Column Pegasil ODS II (5 m, 10 x 250 mm), eluted with MeOH-H2O (9:20) (Ret. 27.8 min).
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationWANG, Q.H. et al. (2011) Molecules 16, 5989-5997 Search more

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© 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
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