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FIBRAURECDYSIDE [= MAKISTERONE A 3-β-D-GLUCOSIDE]

Year of first report:2007
Formula:C34H56O12
Molecular weight:656
Occurence in plants:
Fibraurea tinctoria [Menispermaceae] » Images of Fibraurea tinctoria Wikipedia: <br />
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Occurence in animals:
 
FIBRAURECDYSIDE [= MAKISTERONE A 3-β-D-GLUCOSIDE]

MASS SPECTRUM

EI-MS m/z (relative intensity %)
HR-FAB-MS657.3853 [M+H]+ (calculated for C34H56O12, 657.3850)
FAB-MS m/z657 [M+H]+

CARBON NMR

PROTON NMR

C5D5N
0139.0
0267.5
0377.7
0430.6
0551.4
06203.0
07121.6
08166.3
0934.2
1038.7
1121.1
1232.0
1348.1
1484.2
1531.9
1621.4
1750.0
1818.0
1924.1
2077.0
2121.6
2274.7
2334.6
2441.9
2572.1
2626/5
2728.2
2815.5
[Glu] 1'104.2
[Glu] 2'74.7
[Glu] 3'76.6
[Glu] 4'71.6
[Glu] 5'78.5
[Glu] 6'62.6
C5D5N
01-Ha1.71 (dd, 12.9, 12.8)
01-He2.04 (dd, 12.9, 3.7)
02-Ha4.07 (dd, 12.8, 3.7)
03-He4.26
04-Ha1.68 (m)
04-He2.16 (m)
05-H2.90 (m)
07-H6.18 (d, 3.9)
09-H3.53 (m)
11-Ha1.64 (m)
11-He1.78 (m)
12-Ha2.50 (ddd, 12.7, 12.6, 4.6)
12-He2.13 (m)
15-Ha1.93
15-Hb1.93
16-Ha2.41 (dd, 9.4, 9.2)
16-Hb2.09 (m)
17-H2.89 (m)
18-Me1.16 (s)
19-Me0.85 (s)
21-Me1.54 (s)
22-H3.94 (d, 10.8)
23-Ha1.55 (m)
23-Hb1.55 (m)
24-H2.25 (m)
26-Me1.28 (s)
27-Me1.31 (s)
28-Me1.05 (d, 6.8)
[Glu] 1'4.85 (d, 7.8)
[Glu] 2'3.99 (dd, 8.3, 7.8)
[Glu] 3'4.16 (dd, 9.1, 8.3)
[Glu] 4'3.12 (dd, 9.1, 8.1)
[Glu] 5'3.86 (dd, 9.1, 5.4)
[Glu] 6'4.48 (dd, 11.6, 1.8)
[Glu] 6''4.24 (dd, 11.6, 5.4)

PHYSICAL PROPERTIES

M.P.> 300 ░C ;
[α]D25+ 128.8 ░ (c 0.07; MeOH)
IR (KBr) ν max (cm-1)3380, 2962, 2882, 1648, 1442
UV (EtOH) λ max (log ε)243 (3.32)

CHROMATOGRAPHY

HPLC
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationSU, C.-R. et al. (2007) J. Nat. Prod. 70, 1930-1933 Search more

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© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
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