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CALLECDYSTEROL B

Year of first report:2015
Formula:C19H28O7
Molecular weight:368
Occurence in plants:
Callisia fragrans [Commelinaceae] » Images of Callisia fragrans Wikipedia: <br />
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Occurence in animals:
 
CALLECDYSTEROL B

MASS SPECTRUM

EI-MS m/z (relative intensity %)
HR-ESI-MS m/z 403.1537 [M+Cl] (calc. 403.1530 for C19H28O7Cl)
CI-MS (NH3) m/z

CARBON NMR

PROTON NMR

CD3OD
0135.3
0268.7
0370.3
0436.6
0580.6
06202.6
07120.6
08164.4
0946.8
1046.0
1170.2
1240.3
1348.2
1483.0
1531.4
1629.8
1778.8
1816.5
1917.3
20 
21 
22 
23 
24 
25 
26 
27 
CD3OD
01-Ha1.4 (dd, 13.5, 13.5)
01-He2.60 (dd, 4.5, 13.5)
02-Ha4.12*
03-He4.00 (ddd, 2.5, 3.0, 3.0)
04-Ha2.10 (dd, 2.5, 15.0)
04-He1.79 (dd, 3.0, 15.0)
05-H 
07-H5.85 (d, 3.0)
09-H3.22 (dd, 3.0, 9.0)
11-Ha4.13*
12-Ha2.18 (t, 12.0)
12-He1.89 (dd, 5.5, 12.0)
15-Ha1.60 (m)
15-Hb2.09 (m)
16-Ha1.60 (m)
16-Hb2.30 (m)
17-H4.35 (dd, 6.5, 9.0)
18-Me0.72 (s)
19-Me1.04 (s)

PHYSICAL PROPERTIES

M.P.░C ;
[a]D25+90.4 (c = 0.1; MeOH)
IR (KBr) nmax (cm-1)3380, 1683, 1230
UV (EtOH) lmax (log e)() ;

CHROMATOGRAPHY

HPLC
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationHANG, D.T.T. et al. (2015) Magn. Reson. Chem. 53, 379-382 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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