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AJUGASTERONE C

Year of first isolation: 1969
Formula:C27H44O7
Molecular weight:480
Occurence in plants:
Ajuga japonica [Lamiaceae (alt. Labiatae)] » Images of Ajuga japonica Wikipedia: Ajuga japonica [Lamiaceae (alt. Labiatae)]
Ajuga remota [Lamiaceae (alt. Labiatae)] » Images of Ajuga remota Wikipedia: Ajuga remota [Lamiaceae (alt. Labiatae)]
Leuzea carthamoides [Asteraceae] » Images of Leuzea carthamoides Wikipedia: Leuzea carthamoides [Asteraceae]
Vitex madiensis [Lamiaceae (alt. Labiatae)] » Images of Vitex madiensis Wikipedia: Vitex madiensis [Lamiaceae (alt. Labiatae)]
Vitex strickeri [Lamiaceae (alt. Labiatae)] » Images of Vitex strickeri Wikipedia: Vitex strickeri [Lamiaceae (alt. Labiatae)]
Occurence in animals:
Gerardia savaglia [Zoanthidae] » Images of Gerardia savaglia Wikipedia: Gerardia savaglia [Zoanthidae]
AJUGASTERONE C

STRUCTURE DESCRIPTORS

Canonical SMILESCC(C)CCC(C(C)(C1CCC2(C1(CC(C3C2=CC(=O)C4C3(CC(C(C4)O)O)C)O)C)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]2[C@@H](C[C@]2([C@]1(CC[C@@H]2[C@](C)([C@@H](CCC(C)C)O)O)O)C)O)C » JSMol: View in 3D
IUPAC Name(2S,3R,5R,9R,10R,11R,13R,14S,17S)-17-[(2R,3R)-2,3-dihydroxy-6-methylheptan-2-yl]-2,3,11,14-tetrahydroxy-10,13-dimethyl-2,3,4,5,9,11,12,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-6-one
CAS-RN23044-80-6
PubChem CID441826
InChiKey
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LQGNCUXDDPRDJH-UKTRSHMFSA-N
InChIInChI=1S/C27H44O7/c1-14(2)6-7-22(32)26(5,33)21-8-9-27(34)16-11-17(28)15-10-18(29)19(30)12-24(15,3)23(16)20(31)13-25(21,27)4/h11,14-15,18-23,29-34H,6-10,12-13H2,1-5H3/t15-,18+,19-,20+,21-,22+,23+,24-,25+,26+,27+/m0/s1

MASS SPECTRUM

CI-MS (NH3) m/z 
EI-MS m/z (relative intensity %)462 (M-H2O)+, 379 (5), 361 (16), 343 (64), 335 (1), 325 (39), 317 (2), 299 (6), 281 (4), 145 (23), 127 (6), 109 (21), 101 (2), 83 (25), 43 (100)
HR-MS 
FAB-MS (glycerol) m/z (relative intensity %)480 (M)+ (12)
DEI m/z (relative intenzity %)481 (M+H)+ (0.1), 480 (M)+ (O.1), 343 (100)

CARBON NMR

PROTON NMR

C5D5N
0139.6
0268.2 (d )
0368.5 (d )
0432.9
0552.5 (d )
06204.2 (s )
07122.4 (d )
08164.4 (s )
0942.8
1039.8
1168.9 (d )
1244.2
1348.3 (s )
1484.3 (s )
1531.9
1621.6 (t )
1750.0 (d )
1819.0 (q )
1924.9 (q )
2076.9 (s )
2121.6 (q )
2276.9 (d )
2330.3
2437.2
2528.2
2623.4 (q )
2722.5 (q )
CD3OD
0139.9
0268.9
0368.5
0433.3
0552.7
06206.7
07122.7
08165.7
0942.9
1039.0
1169.5
1243.8
1348.5
1484.9
1531.8
1621.5
1750.3
1818.8
1924.6
2077.8
2121.0
2277.9
2330.5
2437.6
2529.2
2623.4
2722.8
CD3OD
01-Ha1.39
01-He2.59 (dd, 13, 4.2)
02-Ha4.01
03-He3.96 (m, w1/2=8)
04-Ha1.72
04-He1.89
05-H2.35 (dd, 12, 5)
07-H5.80 (d, 2.5)
09-Ha3.15 (dd, 8.8, 2.8)
11-Ha4.07 (m, w1/2=28)
11-He--
12-Ha2.22 (ddd, 13, 13, 5)
12-He2.16
14-H--
15-Ha1.95
15-Hb1.58
16-Ha1.98
16-Hb1.74
17-H2.41 (m)
18-Me0.88 (s)
19-Me1.06 (s)
21-Me1.20 (s)
22-Hb3.32 (dd, 11, 2)
23-Ha1.22
24-Ha 
24-Hb 
25-H1.55
26-Me0.92 (d, 6.4)
27-Me0.93 (d, 6.4)
C5D5N
01-Ha 
01-He3.44
02-Ha4.56 (m)
03-He4.20 (m)
04-Ha 
04-He 
05-H3.00 (m)
07-H6.30 (d, 2)
09-Ha3.86 (dd, 8.2)
11-Ha4.60 (m)
11-He 
12-Ha 
12-He 
14-H 
15-Ha 
15-Hb 
16-Ha 
16-Hb 
17-H 
18-Me1.27 (s)
19-Me1.32 (s)
21-Me1.57 (s)
22-Hb3.78 (d, 9)
23-Ha 
24-Ha 
24-Hb 
25-H 
26-Me0.81 (d, 5)
27-Me0.80 (d, 5)

PHYSICAL PROPERTIES

M.P. 
[α]D20+ 37 ° (c ; MeOH)
IR (KBr) ν max (cm-1)3400, 1655
UV (MeOH) λ max (log ε)243 (4.014)

CHROMATOGRAPHY

TLCNP-TLC on silica Rf 0.35 (EtOAc-MeOH-NH3 85:15:5); Rf 0.21 (CH2Cl2-EtOH 85:15); Rf 0.22 (CHCl3-EtOH 80:20); RP-TLC on paraffin coated silica gel Rf 0.5 (MeOH-H2O 50:50); RP-TLC on C18-bonded silica gel Rf 0.36 (MeOH-H2O 65:35).
DCCCCHCl3-MeOH-H2O (13:7:4 v/v)
GLCRet 7.55 min on 1.5% OV101 (0.9 m x 4.5 mm i.d.) at 285°C after silylation at 140°C for 60 h (E: 5.85 min)
HPLCNP-HPLC, column Zorbax-SIL, solvent CH2Cl2-iPrOH-H2O 125:25:2, flow-rate 1 ml. min-1 Ret 33.3 min; RP-HPLC, column Spherisorb-ODS 1ml.min-1, linear gradient 20% to 50% ACN in 0.1%TFA in 40 min, flow-rate 1 ml.min-1 , Ret 15.0 min.

BIOLOGICAL ACTIVITIES

Drosophila melanogaster BII cell assay: EC50 = 3.0 x 10-8M; 8.0 x 10-8M
Drosophila melanogaster BII cell assay: EC50 = 6.2 x 10-8M
Sarcophaga assay: highly active

REFERENCES

First isolationIMAI, S. et al. (1969) J. Chem. Soc., Chem. Commun. 546-547 Search more
BioactivitiesBERGAMASCO, R. et al. (1980) In: Progress in Ecdysone Research (Ed. J.A. Hoffmann), Elsevier/North Holland Biomed. Press, Amsterdam 299-324 Search more
GeneralKUBO, I. et al. (1984) Agric. Biol. Chem. 48, 1683-1684 Search more
GeneralWILSON, I.D. et al. (1985) J. Chromatogr. 318, 373-377 Search more
GeneralGUERRIERO, A. et al. (1985) Comp. Biochem. Physiol. B 80, 277-278 Search more
GeneralKUBO, I. et al. (1985) In: Chemically mediated interactions between plants and other organisms (eds., Cooper-Driver G.A., T. Swain), Plenum Publishing Corp. pp. 171-194 Search more
GeneralBIELBY, C.R. et al. (1986) J. Chromatogr. 351, 57-64 Search more
IdentificationGIRAULT, J.-P. et al. (1988) Phytochemistry 27, 737-741 Search more
GeneralZHANG, M. et al. (1992) Phytochemistry 31, 247-250 Search more
IdentificationPIS, J. et al. (1994) Phytochemistry 37, 707-711 Search more
GeneralMINGSHEN, L. et al. (1998) Chin. J. Magn. Resonance 15, 539-542 Search more
BioactivitiesDINAN, L. et al. (1999) J. Computer-aided Mol. Design 13, 185-207 Search more

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