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24-HYDROXY-24,28-DIHYDROCARTHAMOSTERONE

Year of first isolation: 1999
Formula:C29H44O9
Molecular weight:536
Occurence in plants:
Leuzea carthamoides [Asteraceae] » Images of Leuzea carthamoides Wikipedia: Leuzea carthamoides [Asteraceae]
Occurence in animals:
 
24-HYDROXY-24,28-DIHYDROCARTHAMOSTERONE

STRUCTURE DESCRIPTORS

Canonical SMILESCC1(C(CC(=O)O1)(CC(C(C)(C2CCC3(C2(CCC4C3=CC(=O)C5C4(CC(C(C5)O)O)C)C)O)O)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@](C)([C@@H](CC1(C(OC(=O)C1)(C)C)O)O)O)O)C)C  » JSMol: View in 3D
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@](C)([C@@H](C[C@]1(CC(=O)OC1(C)C)O)O)O)O)C)C  » JSMol: View in 3D
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@](C)([C@@H](C[C@@]1(CC(=O)OC1(C)C)O)O)O)O)C)C » JSMol: View in 3D
IUPAC Name4-[(2R,3S)-2,3-dihydroxy-3-[(2S,3R,10R,13R,14S,17S)-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]butyl]-4-hydroxy-5,5-dimethyloxolan-2-one
CAS-RN 
PubChem CID11466802
InChiKey
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LMGYKASFFZVSND-SJKUBCSYSA-N
InChIInChI=1S/C29H44O9/c1-24(2)28(36,14-23(34)38-24)13-22(33)27(5,35)21-7-9-29(37)16-10-18(30)17-11-19(31)20(32)12-25(17,3)15(16)6-8-26(21,29)4/h10,15,17,19-22,31-33,35-37H,6-9,11-14H2,1-5H3/t15?,17?,19-,20+,21+,22-,25-,26-,27+,28?,29-/m1/s1

MASS SPECTRUM

EI-MS m/z (relative intensity %)500 (8), 482 (20), 464 (20), 446(37), 421 (18), 355 (11), 343 (17), 327 (39), 315 (17), 301 (47), 282 (32), 267 (46), 255 (29), 250 (37), 239 (36), 213 (60), 199 (39), 181 (73), 167 (66), 139 (74), 129 (72), 111 (70), 95 (100), 81 (100).
FAB-MS m/z (relative intensity %)541 (85) [M+Na-H2O]+, 519.30307 (64) [M+H-H2O]+ for C29H43O8 required 519.29579, 501 (96), 363 (10), 303 (52), 279 (34), 199 (100)

CARBON NMR

PROTON NMR

CD3OD
0137.37
0268.76
0368.52
0432.91
0551.77
06206.58
07122.15
08168.10
0935.17
1039.17
1121.60
1232.44
13 *
1485.05
1532.10
1624.36
1751.11
1818.09
1924.43
2081.21
2121.48
2290.78 **
2339.60
2491.79 **
2591.84 **
2624.73
2727.13
2844.35
29178.29
CD3OD
01-Ha 1.78 (dd, 13.4, 4.5)
01-He 1.42 (dd, 13.4, 12.2)
02-H 3.83 (ddd, 11.8, 4.4, 3.0)
03-H 3.94 (q, ~2.8)
04-Ha 1.78 (td, 14.0, 12.5, 2.8)
04-He 1.49 (ddd, 14.0, 4.8, 2.8)
05-H 2.37 (bdd, 12.5, 4.8)
07-H 5.82 (bd, 2.6)
09-H 3.15 (ddd, 11.4, 6.8, 2.6)
11-Ha 1.79
11-He 1.66
12-Ha 2.14
12-He 1.59
15-Ha 1.95
15-Hb 1.85
16-Ha 2.16
16-Hb 1.90
17-H 2.70 dd (9.6, 8.0)
18-Me 0.80 (s)
19-Me 0.95 (s)
21-Me 1.22 (s)
22-H 3.97 dd (4.8, 0.8)
23-Ha 2.43 (dd, 13.6, 4.8)
23-Hb 1.82 (dd, 13.6, 0.8)
26-Me 1.36 (s)
27-Me 1.39 (s)
28-Ha 2.97 (d, 17.7)
28-Hb 2.91 (d, 17.7)

PHYSICAL PROPERTIES

M.P.275-283 °C (decomp.)
[α]D20 
IR (KBr) ν max (cm-1)3387 (OH), 1770 (gama-lactone), 1650 (CO)
UV (EtOH) λ max (log ε) 

CHROMATOGRAPHY

NP-HPLCcolumn Silasorb 600 (4 x 250 mm), solvent n-hexane ? EtOH ? H2O (812:180:8), flow rate 0.8 ml.min-1. Ret 72,4 min (20E 50.7 min).
RP-HPLCcolumn Separon SIX C18 (4 x 250 mm), solvent MeOH - H2O, linear gradient 10 to 70% MeOH in 50 min, flow rate 0.6 ml.min-1. Ret 46,5 min (20E 34.2 min).
TLC 
GLC 
HPLC 

BIOLOGICAL ACTIVITIES

 

REFERENCES

GeneralVOKÁČ, K. et al. (1999) 18th Conference on Isoprenoids, Prachatice, Chemické Listy, Symposia 93, p. 60 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

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