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ECDYSONE 22-PALMITOLEATE

Year of first isolation: 1986
Formula:C43H72O7
Molecular weight:700
Occurence in plants:
 
Occurence in animals:
Boophilus microplus [Ixodidae] » Images of Boophilus microplus Wikipedia: Boophilus microplus [Ixodidae]
ECDYSONE 22-PALMITOLEATE

STRUCTURE DESCRIPTORS

Canonical SMILESCCCCCCC=CCCCCCCCC(=O)OC(CCC(C)(C)O)C(C)C1CCC2(C1(CCC3C2=CC(=O)C4C3(CC(C(C4)O)O)C)C)O
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@H](C)[C@@H](CCC(C)(C)O)OC(=O)CCCCCCC/C=CCCCCCC)O)C)C » JSMol: View in 3D
IUPAC Name[(2S)-6-hydroxy-6-methyl-2-[(2S,3R,5R,9R,10R,13R,14S,17R)-2,3,14-trihydroxy-10,13-dimethyl-6-oxo-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]heptan-3-yl] (Z)-hexadec-9-enoate
CAS-RN 
PubChem CID66869189
InChiKey
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DQQCDNDQVOUFJJ-NTUVOCFPSA-N
InChIInChI=1S/C43H72O7/c1-7-8-9-10-11-12-13-14-15-16-17-18-19-20-39(47)50-38(23-24-40(3,4)48)30(2)31-22-26-43(49)33-27-35(44)34-28-36(45)37(46)29-41(34,5)32(33)21-25-42(31,43)6/h12-13,27,30-32,34,36-38,45-46,48-49H,7-11,14-26,28-29H2,1-6H3/b13-12-/t30-,31+,32-,34-,36+,37-,38?,41+,42+,43+/m0/s1

MASS SPECTRUM

CI-MS (NH3) m/z 
EI-MS m/z (relative intensity %) 
FAB-MS (matrix tetraethyleneglycol TEG) m/z (relative intensity %)895 (M+H+ TEG)+ (3), 701 (M+H)+ (8), 683 (38), 665 (4), 447 (12), 429 (100), 411 (66), 393 (13).
HR-MS 

CARBON NMR

PROTON NMR

C5D5N
01 
02 
03 
04 
05 
06 
07 
08 
09 
10 
11 
12 
13 
14 
15 
16 
17 
18 
19 
20 
21 
22 
23 
24 
25 
26 
27 
CDCl3
01-Ha 
01-He 
02-Ha3.92 (m, w1/2=22)
03-He4.05 (m, w1/2=13)
04-Ha 
04-He 
05-H 
07-H5.855 (d, 2)
09-Ha 
11-Ha 
11-He 
12-Ha 
12-He 
14-H 
15-Ha 
15-Hb 
16-Ha 
16-Hb 
17-H 
18-Me0.678 (s )
19-Me0.993 (s )
21-Me0.950 (d, 7)
22-H4.89 (m, w1/2=18)
23-Ha 
23-Hb 
24-Ha 
24-Hb 
25-H 
26-Me1.233 (s )
27-Me1.233 (s )

PHYSICAL PROPERTIES

M.P. 
[α]D20 
IR (KBr) ν max (cm-1) 
UV (EtOH) λ max (log ε) 

CHROMATOGRAPHY

HPTLC 
TLC 
GLC(of fatty acid methyl ester)
HPLC1- Retention time 24.5 min [Partisil 5 (Whatman), 250 mm x 4.6 mm i.d., solvent dichloroethane-iPrOH-H2O 125:24:1 v/v/v, flow-rate 1 ml.min-1]. 2-Retention time 14.5 min [ Ultrasphere-ODS (Beckman) 250 mm x 4.6 mm i.d., solvent linear gradient (30 min) of MeOH in H2O from 9:1 to 1:0 v/v, flow-rate 1 ml.min-1]

BIOLOGICAL ACTIVITIES

 

REFERENCES

GeneralWIGGLESWORTH, K.P. et al. (1985) Arch. Insect Biochem. Physiol. 2, 39-54 Search more
GeneralHOFFMANN, K.H. et al. (1985) Life Sci. 37, 185-192 Search more
First isolationCROSBY, T. et al. (1986) Biochem. J. 240, 131-138 Search more
GeneralROBINSON, P.D. et al. (1987) Physiol. Entomol. 12, 321-330 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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