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AERVECDYSTEROID B

Year of first isolation: 2013
Formula:C28H42O6
Molecular weight:474
Occurence in plants:
Aerva javanica [Amaranthaceae] » Images of Aerva javanica Wikipedia: Aerva javanica [Amaranthaceae]
Occurence in animals:
 
AERVECDYSTEROID B

STRUCTURE DESCRIPTORS

Canonical SMILESCC1(C(=C)CC(C(O1)(C)C2CCC3(C2(CCC4C3=CC(=O)C5C4(CC(C(C5)O)O)C)C)O)O)C
Isomeric SMILES
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C1[C@]2([C@@H](C[C@H]([C@H]1O)O)C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@@]1([C@H](CC(=C)C(O1)(C)C)O)C)O)C)C » JSMol: View in 3D
IUPAC Name(2S,3R,5R,9R,10R,13R,14S,17S)-2,3,14-trihydroxy-17-[(2R,3S)-3-hydroxy-2,6,6-trimethyl-5-methylideneoxan-2-yl]-10,13-dimethyl-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-6-one
CAS-RN 
PubChem CID72696363
InChiKey
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KWUSGWHZHASJEA-DJLZTQTLSA-N
InChIInChI=1S/C28H42O6/c1-15-11-23(32)27(6,34-24(15,2)3)22-8-10-28(33)17-12-19(29)18-13-20(30)21(31)14-25(18,4)16(17)7-9-26(22,28)5/h12,16,18,20-23,30-33H,1,7-11,13-14H2,2-6H3/t16-,18-,20+,21-,22-,23-,25+,26+,27+,28+/m0/s1

MASS SPECTRUM

EI-MS m/z (relative intensity %) 474 [M]+ (3), 456 [M-H2O]+ (5), 438 [M-2H2O]° (4), 420 [M-3H20]+ (2), 362 (25), 346 (63), 328 (63), 319 (62), 301 (100), 283 (7), 155 (12), 128 (5), 112 (9), 94 (11)
HREI-MS m/z 474.2977, calculated for C28H42O6 474.2981
CI-MS (NH3) m/z

CARBON NMR

PROTON NMR

CDCl3
0136.2
0267.2
0367.0
0431.4
0549.0
06205.1
07121.4
08166.2
0933.5
1038.1
1120.5
1230.8
1347.2
1484.1
1531.1
1620.4
1748.6
1817.2
1923.7
2076.2
2120.0
2277.2
2333.6
24153.5
2572.3
2629.1
2729.6
28110.7
CDCl3
01-Ha1.28 (m)
01-He1.72 (m)
02-Ha3.72 (d, 3.2)
03-He3.87 (dd, 11.1, 3.2)
04-Ha1.57 (m)
04-He1.63 (m)
05-H2.30 'dd, 11.1, 3.5)
07-H5.76 (s)
09-H2.97 (m)
11-Ha1.52 (m)
11-He1.65 (m)
12-Ha2.00 (m)
12-He1.81 (m)
15-Ha1.91 (m)
15-Hb1.45 (m)
16-Ha1.92 (m)
16-Hb1.74 (m)
17-H2.27 (t, 9.5)
18-Me0.76 (s)
19-Me0.87 (s)
21-Me1.14 (s)
22-H3.48 (br, d, 4.0)
23-Ha2.25 (m)
23-Hb2.10 (m)
26-Me1.32 (s)
27-Me1.23 (s)
28-CH2=5.02 (s), 4.81 (s)

PHYSICAL PROPERTIES

M.P.°C ;
[α]D26+ 20.5 ° (c 0.11; MeOH)
IR (KBr) ν max (cm-1)3475, 1650, 1635
UV (EtOH) λ max (log ε)242 (4.07) ;

CHROMATOGRAPHY

HPLC
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationSALEEM, M. et al. (2013) Steroids 120, 1098-1102 Search more

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© Université 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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