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PINNATASTERONE

Year of first isolation: 1995
Formula:C27H44O7
Molecular weight:480
Occurence in plants:
Vitex pinnata [Lamiaceae (alt. Labiatae)] » Images of Vitex pinnata Wikipedia: Vitex pinnata [Lamiaceae (alt. Labiatae)]
Occurence in animals:
 
PINNATASTERONE

STRUCTURE DESCRIPTORS

Canonical SMILESCC12CCC3C(=CC(=O)C4C3(CC(C(C4)O)O)C)C1(CCC2C(C)(CCC(C(C)(C)O)O)O)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@@](CCC(C(C)(C)O)O)(C)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@@](CC[C@H](C(C)(C)O)O)(C)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@@](CC[C@@H](C(C)(C)O)O)(C)O)O)C)C » JSMol: View in 3D
IUPAC Name(2S,3R,5R,9R,10R,13R,14S,17S)-2,3,14-trihydroxy-10,13-dimethyl-17-[(2S)-2,5,6-trihydroxy-6-methylheptan-2-yl]-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-6-one
CAS-RN 
PubChem CID15214617
InChiKey
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VUBCOFCCIFBERZ-MRHAYEGBSA-N
InChIInChI=1S/C27H44O7/c1-23(2,32)22(31)8-10-26(5,33)21-7-11-27(34)16-12-18(28)17-13-19(29)20(30)14-24(17,3)15(16)6-9-25(21,27)4/h12,15,17,19-22,29-34H,6-11,13-14H2,1-5H3/t15-,17-,19+,20-,21-,22?,24+,25+,26-,27+/m0/s1

MASS SPECTRUM

CI-MS (NH3) m/z481 [M+H]+ (7), 463 [M+H-H2O]+ (45), 445 [M+H-2H2O]+ (82),427 [M+H-3H2O]+ (81), 143 [C8H13O3-H2O]+ (100)
EI-MS m/z (relative intensity %)444 [M-2H2O]+ (2), 426 (1), 385 (2), 363 (1), 327 (3), 309 (1), 301 (5), 283 (1), 161 (4) 143 (100), 125 (22), 117 (3), 107 (10), 99 (3), 89 (2), 81 (7), 71 (20), 59 (13)
HR-MS 

CARBON NMR

PROTON NMR

C5D5N
0137.6
0268.0
0367.9
0432.3
0551.2
06201.5
07121.5
08166.3
0934.2
1038.8
1120.9
1231.7
1347.4
1484.3
1531.4
1621.9
1753.6
1817.8
1924.3
2074.2
2127.0
2242.3
2326.6
2479.8
2572.7
2625.9
2725.8
C5D5N
01-Ha 
01-Hb 
02-Ha4.19 (br ddd, 12, 4, 4)
03-He4.26 (br s )
04-Ha 
04-He 
05-H3.04 (dd, 13, 4)
07-H6.26 (d, 2.5)
09-Ha3.61 (ddd, 11.5, 7.5, 2)
11-Ha 
11-He 
12-Ha 
12-He 
15-Ha 
15-Hb 
16-Ha 
16-Hb 
17-H2.93 (t, 9)
18-Me1.17 (s )
19-Me1.09 (s )
21-Me1.61 (s )
22-Ha 
22-Hb 
23-Ha 
23-Hb 
24-H3.77 (bb dd, 10, 3)
26-Me1.47 (s )
27-Me1.51 (s )

PHYSICAL PROPERTIES

M.P.198-200 °C
[α]D25+ 41.2 ° (c 0.199; MeOH)
IR (KBr) ν max (cm-1)3400 (OH), 1640 (cyclohexenone)
UV (EtOH) λ max (log ε)242 (4.02)

CHROMATOGRAPHY

HPTLC 
TLC 
GLC 
HPLC 

BIOLOGICAL ACTIVITIES

Drosophila melanogaster BII cell assay: EC50 = 4.0 x 10-7M
Musca assay: 2% (20-hydroxyecdysone = 100%)

REFERENCES

First isolationSUKSAMRARN, A. et al. (1993) Phytochemistry 32, 303-306 Search more
BioactivitiesSUKSAMRARN, A. et al. (2002) Insect Biochem. Molec. Biol. 32, 193-197 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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© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
© Institut National de la Recherche Agronomique, Versailles, France
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