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2-DEOXY-5,20,26-TRIHYDROXYECDYSONE

Year of first isolation: 2008
Formula:C27H44O8
Molecular weight:496
Occurence in plants:
Silene viridiflora [Caryophyllaceae] » Images of Silene viridiflora Wikipedia: Silene viridiflora [Caryophyllaceae]
Occurence in animals:
 
2-DEOXY-5,20,26-TRIHYDROXYECDYSONE

STRUCTURE DESCRIPTORS

Canonical SMILESCC12CCC(CC1(C(=O)C=C3C2CCC4(C3(CCC4C(C)(C(CCC(C)(CO)O)O)O)O)C)O)O
Isomeric SMILES
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C1[C@]2([C@@](C[C@H](C1)O)(C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@](C)([C@@H](CCC(CO)(C)O)O)O)O)C)O)C  » JSMol: View in 3D
C1[C@]2([C@@](C[C@H](C1)O)(C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@](C)([C@@H](CC[C@@](CO)(C)O)O)O)O)C)O)C  » JSMol: View in 3D
C1[C@]2([C@@](C[C@H](C1)O)(C(=O)C=C1[C@@H]2CC[C@]2([C@]1(CC[C@@H]2[C@](C)([C@@H](CC[C@](CO)(C)O)O)O)O)C)O)C » JSMol: View in 3D
IUPAC Name(3S,5S,9R,10R,13R,14S,17S)-3,5,14-trihydroxy-10,13-dimethyl-17-[(2R,3R)-2,3,6,7-tetrahydroxy-6-methylheptan-2-yl]-1,2,3,4,9,11,12,15,16,17-decahydrocyclopenta[a]phenanthren-6-one
CAS-RN 
PubChem CID102477127
InChiKey
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NCBZRFQCNAVKEM-KLSIFSASSA-N
InChIInChI=1S/C27H44O8/c1-22(32,15-28)9-8-20(30)25(4,33)19-7-12-26(34)18-13-21(31)27(35)14-16(29)5-10-23(27,2)17(18)6-11-24(19,26)3/h13,16-17,19-20,28-30,32-35H,5-12,14-15H2,1-4H3/t16-,17-,19-,20+,22?,23+,24+,25+,26+,27+/m0/s1

MASS SPECTRUM

CI-MS (NH3) m/z 
ESI-MS m/z (relative intensity %)535 [M+K]+ (100)
HRESI-MS m/z497.3108 [M+H]+ (calc. for C27H45O8, 497.3102)

CARBON NMR

PROTON NMR

CD3OD
0125.3
02
0367.2
04
0581.0
06
07120.7
08
0937.9
1043.3
11
1232.6
1348.8
1485.2
15
16
1750.5
1818.2
1917.2
2077.9
2121.1
2278.7
23
2437.2
2573.6
2670.8
2723,6
CD3OD
01-Ha 
01-He 
02-Ha 
02-He 
03-He4.08 (s, br)
04-Ha 
04-He 
07-H5.85 (d, 2)
09-H3.27 (m)
11-Ha 
11-He 
12-Ha 
12-He 
15-Ha 
15-Hb 
16-Ha 
16-Hb 
17-H2.39 (t, 8.8)
18-Me0.90 (s)
19-Me0.89 (s)
21-Me1.19 (s)
22-H3.34 (m)
23-Ha 
23-Hb 
24-Ha 
24-Hb 
26-Ha/Hb3.37, 3.37
27-Me 1.14 (s)

PHYSICAL PROPERTIES

M.P.°C ;
[α]D25+ 41 ° (c 0.05; MeOH)
IR (KBr) ν max (cm-1)
UV (MeOH) λ max (log ε)243 (4.02) ;

CHROMATOGRAPHY

HPLC
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationTÓTH, N. et al. (2008) J. Nat. Prod. 71, 1461-1463 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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