Welcome to online ecdysteroids database ! . .
Access data · History · Contact

20-HYDROXYECDYSONE 20,22-MONOACETONIDE

Year of first isolation: 1987
Formula:C30H48O7
Molecular weight:520
Occurence in plants:
Rhaponticum carthamoides [Asteraceae] » Images of Rhaponticum carthamoides Wikipedia: Rhaponticum carthamoides [Asteraceae]
Vitex strickeri [Lamiaceae (alt. Labiatae)] » Images of Vitex strickeri Wikipedia: Vitex strickeri [Lamiaceae (alt. Labiatae)]
Occurence in animals:
 
20-HYDROXYECDYSONE 20,22-MONOACETONIDE

STRUCTURE DESCRIPTORS

Canonical SMILESCC1(OC(C(O1)(C)C2CCC3(C2(CCC4C3=CC(=O)C5C4(CC(C(C5)O)O)C)C)O)CCC(C)(C)O)C
Isomeric SMILES
[ PubChem: search | XML ]
[ ChemSpider: search ]
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)[C@@H](CCC(C)(C)O)OC(O1)(C)C)O)C)C » JSMol: View in 3D
IUPAC Name(2S,3R,5R,9R,10R,13R,14S,17S)-2,3,14-trihydroxy-17-[(4R,5R)-5-(3-hydroxy-3-methylbutyl)-2,2,4-trimethyl-1,3-dioxolan-4-yl]-10,13-dimethyl-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-6-one
CAS-RN22798-96-5
PubChem CID11060391
InChiKey
[ ChemIDPlus: search ]
GXNNYSDWRVKVJY-VUYJMULXSA-N
InChIInChI=1S/C30H48O7/c1-25(2,34)11-10-24-29(7,37-26(3,4)36-24)23-9-13-30(35)18-14-20(31)19-15-21(32)22(33)16-27(19,5)17(18)8-12-28(23,30)6/h14,17,19,21-24,32-35H,8-13,15-16H2,1-7H3/t17-,19-,21+,22-,23-,24+,27+,28+,29+,30+/m0/s1

MASS SPECTRUM

CI-MS (NH3) m/z 
EI-MS m/z (relative intensity %)520 (M)+, 505 (2), 502 (1), 487 (4), 469 (5), 445 (4), 427 (29), 409 (13), 363 (100), 353 (15), 345 (26), 329 (10), 327 (9), 320 (4), 300 (32), 201 (13), 143 (11), 99 (19), 81 (26).
HR-MS 

CARBON NMR

PROTON NMR

CD3OD
0137.4
0268.7
0368.5
0432.9
0551.8
06206.5
07122.1
08167.7
0935.1
1039.2
1121.8
1232.3
13*
1485.3
1531.7
1622.4
1750.5
1817.7
1924.5
2085.9
2122.6
2283.3
2324.7
2442.2
2571.1
2629.5
2729.3
iPr-(20,22)108.0, 29.0, 27.2
Me2CO-d6
01-Ha 
01-He 
02-Ha3.82 m
03-He3.90 m
04-Ha 
04-He 
05-H2.33 (dd, 11.5, 6.0)
07-H5.72 (d, 2.7)
09-Ha3.16 (ddd, 11.7, 7.0, 2.7)
11-Ha 
11-He 
12-Ha 
12-He 
15-Ha 
15-Hb 
16-Ha 
16-Hb 
17-H2.37 (dd, 9.5, 8.0)
18-Me0.83 (s)
19-Me0.93 (s)
21-Me1.18 (s)
22-H3.48 (t, 3.0)
23-Ha 
23-Hb 
24-Ha 
24-Hb 
26-Me1.18 (s)
27-Me1.17 (s)
iPr-(20,22)1.36 (s), 1.30 (s)
C5D5N (/TMS)
01-Ha1.89
01-He3.42 (dd, 5, 12)
02-Ha3.95 (m, w1/2 = 20)
03-He4.22 (s, w1/2 = 20)
04-Ha1.76
04-He2.02
05-H3.00 (dd, 5, 12)
07-H6.25
09-Ha3.55 (m, w1/2 = 27)
11-Ha1.72
11-He1.88
12-Ha2.50 (ddd, 5,10,10)
12-He2.10
15-Ha1.90
15-Hb2.10
16-Ha2.24
16-Hb2.12
17-H2.77
18-Me1.02 (s )
19-Me1.34 (s )
21-Me1.06 (s )
22-H4.15 (m, w1/2 = 25)
23-Ha1.90
23-Hb2.16
24-Ha2.10
24-Hb1.74
26-Me1.33 (s )
27-Me1.37 (s )
iPr- 20,221.55, 1.46

PHYSICAL PROPERTIES

M.P.227-229 °C
[α]D20+ 60.1 ? 2 ° (c 1.3 ; MeOH)
IR (KBr) ν max (cm-1)3400-3465 (OH), 1660 (cyclohexenone)
UV (EtOH) λ max (log ε)243 (4.01)

CHROMATOGRAPHY

HPTLC 
TLCNP-TLC on silica gel Rf 0.09 (CHCl3-EtOH 9:1)
RLCCsolvent system H2O-EtOAc-n-PrOH (6:6:1)
GLC 
Recycle HPLCcolumn Asahipack GS-320 (50 x 2 cm i.d.) solvent MeOH, flow-rate 3.5 ml.min-1.

BIOLOGICAL ACTIVITIES

Drosophila melanogaster BII cell assay: EC50 = 3.0 x 10-7M

REFERENCES

First isolationBALTAYEV, U.A. et al. (1987) Khim. Prir. Soedin. 681-684 Search more
GeneralZHANG, M. et al. (1992) Phytochemistry 31, 247-250 Search more
IdentificationPIS, J. et al. (1994) Phytochemistry 37, 707-711 Search more
GeneralSUKSAMRARN, A. et al. (1995) Tetrahedron 51, 10633-10650 Search more
BioactivitiesDINAN, L. et al. (2005) In: Comprehensive Molecular Insect Science (eds. L. I. Gilbert, C. Iatrou, S. Gill), Elsevier, Oxford, III, 197-242 Search more

see Important notice
© 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
designed by Cybersales a.s.
Powered by Cybersales
PRINTER READY | MEDIUM | WIDE