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24-HYDROXYCYASTERONE

Year of first isolation: 2005
Formula:C29H44O9
Molecular weight:536
Occurence in plants:
Cyathula officinalis [Asteraceae] » Images of Cyathula officinalis Wikipedia: Cyathula officinalis [Asteraceae]
Occurence in animals:
 
24-HYDROXYCYASTERONE

STRUCTURE DESCRIPTORS

Canonical SMILESCC1C(=O)OC(C1(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](C[C@@]1([C@H](OC(=O)[C@H]1C)C)O)O)O)O)C)C » JSMol: View in 3D
IUPAC Name(3S,4R,5R)-4-[(2R,3R)-2,3-dihydroxy-3-[(2S,3R,5R,9R,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-3,5-dimethyloxolan-2-one
CAS-RN 
PubChem CID 152754947
InChiKey
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ZKNPXOVFUBFLFN-YRBVYONXSA-N
InChIInChI=1S/C29H44O9/c1-14-24(34)38-15(2)28(14,36)13-23(33)27(5,35)22-7-9-29(37)17-10-19(30)18-11-20(31)21(32)12-25(18,3)16(17)6-8-26(22,29)4/h10,14-16,18,20-23,31-33,35-37H,6-9,11-13H2,1-5H3/t14-,15-,16+,18+,20-,21+,22+,23-,25-,26-,27-,28-,29-/m1/s1

MASS SPECTRUM

ESI-MS m/z535 [M-H]? , 1071 [2M-H]? (negative mode); 559 [M+Na]+, 1095 [2M+Na]+ (positive mode)
EI-MS 70eV m/z (relative intensity %)500 [M-2H2O], 482 [M-3H2O], 363 (3), 345 (8), 327 (12), 301 (7), 105 (9), 91 (12), 83 (9), 81 (10), 79 (8), 55 (23), 43 (100), 40 (61), 29 (49)
HR-ESIMS (negative mode)559.2884 [M+Na]+ calc. for C29H44O9Na 559.2883

CARBON NMR

PROTON NMR

C5D5N
0138.4 (t)
0267.8 (d)
0367.8 (d)
0432.1 (t)
0551.5 (d)
06203.2 (s)
07121.6 (d)
08165.5 (s)
0934.4 (d)
1037.2 (s)
1120.8 (t)
1231.8 (t)
1348.0 (s)
1483.9 (s)
1531.6 (t)
1621.2 (t)
1749.7 (d)
1817.6 (q)
1924.2 (q)
2076.4 (s)
2120.7 (q)
2273.3 (d)
2337.8 (t)
2478.9 (s)
2545.6 (d)
26178.3 (s)
278.9 (q)
2882.1 (d)
2912.8 (q)
C5D5N
01-Ha 
01-He 
02-Ha4.20 (m)
03-He4.26 (br, s)
04-Ha 
04-He 
05-H3.04 (dd, 3.6, 13.2)
07-H6.30 (d, 2.4)
09-H3.60 (br, s)
11-Ha 
11-He 
12-Ha 
12-He2.63 (dt, 12.6, 4.2)
14-H 
15-Ha 
15-Hb 
16-Ha2.54 (q, 10.2)
16-Hb 
17-H2.90 (t, 9.0)
18-Me1.25 (s)
19-Me1.08 (s)
21-Me1.61 (s)
22-H4.28 (d, 10.8)
23-Ha 
23-Hb 
24-Ha 
24-Hb 
25-H3.14 (q, 7.2)
27-Me1.57 (d, 7.2)
28-H4.59 (q, 6.6)
29-Me1.58 (d, 6.6)

PHYSICAL PROPERTIES

M.P.181-183 °C ;
[α]D25+ 36.3 ° (c 0.16 ; MeOH)
IR (KBr) ν max (cm-1)3436, 1755.9, 1646
UV (MeOH) λ max (log ε)243 (3.99) ;

CHROMATOGRAPHY

HPLC
GLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationZHOU, R. et al. (2005) J. Asian Nat. Prod. Res. 7(3), 245-252 Search more

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© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
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