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AJUGACETALSTERONE B

Year of first isolation: 2007
Formula:C29H46O8
Molecular weight:564
Occurence in plants:
Ajuga nipponensis [Lamiaceae (alt. Labiatae)] » Images of Ajuga nipponensis Wikipedia: Ajuga nipponensis [Lamiaceae (alt. Labiatae)]
Occurence in animals:
 
AJUGACETALSTERONE B

STRUCTURE DESCRIPTORS

Canonical SMILESCCC1C(C(OC1C(C(C)(C2CCC3(C2(CCC4C3=CC(=O)C5C4(CC(C(C5)O)O)C)C)O)O)OC(=O)C)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](C1[C@H](CC)[C@@H]([C@H](O1)O)C)OC(=O)C)O)O)C)C » JSMol: View in 3D
IUPAC Name[(1R,2R)-1-[(2S,3S,4R,5R)-3-ethyl-5-hydroxy-4-methyloxolan-2-yl]-2-hydroxy-2-[(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]propyl] acetate
CAS-RN 
PubChem CID102402816
InChiKey
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CUNHPNIAENBHKW-UXCZMVCNSA-N
InChIInChI=1S/C31H48O9/c1-7-17-15(2)27(36)40-25(17)26(39-16(3)32)30(6,37)24-9-11-31(38)19-12-21(33)20-13-22(34)23(35)14-28(20,4)18(19)8-10-29(24,31)5/h12,15,17-18,20,22-27,34-38H,7-11,13-14H2,1-6H3/t15-,17+,18+,20+,22-,23+,24+,25+,26-,27-,28-,29-,30-,31-/m1/s1

MASS SPECTRUM

HR-MS
ES-MS m/z599.3 [M+35] - , 563.3 [M-1] -
CI-MS (NH3) m/z

CARBON NMR

PROTON NMR

CDCl3
0136.76
0267.74
0367.36
0431.44
0550.00
06201.5
07121.82
08165.8
0933.76
1038.19
1120.41
1231.03
1347.5
1485.16
1531.51
1620.73
1748.81
1817.67
1923.88
2076.6
2122.36
2280.33
2381.20
2446.63
2541.48
26104.50
2711.32
2820.79
2912.71
AcO171.18, 21.05
CDCl3
01-Ha1.89
01-He1.39
02-Ha3.89 (w1/2 = 21)
03-He4.04 (w1/2 = 10)
04-Ha1.84
04-He1.62
05-H2.43
07-H5.86
09-H2.99 (br, t, 7.8)
11-Ha1.77
11-He1.65
12-Ha2.07
12-He1.89
15-Ha2.04
15-Hb1.57
16-Ha2.03
16-Hb1.96
17-H2.88
18-Me0.85
19-Me0.98
21-Me1.31
22-H4.90 (d, 8.5)
23-H3.81 (dd, 8.6, 6.7)
24-H2.10
25-H2.24
26-H5.10 (d, 1.5)
27-Me0.91 (d, 7.8)
28-Ha1.42
28-Hb1.39
29-Me0.90 (t, 7.3)
MeCO2.11

PHYSICAL PROPERTIES

M.P.- °C ;
[α]D20+- ° (c ; MeOH)
IR (KBr) ν max (cm-1)3457, 2922, 2879, 1729, 1650, 1462, 1383, 1022, 872
UV (EtOH) λ max (log ε)() ;

CHROMATOGRAPHY

 

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationCOLL, J. et al. (2007) Steroids 72, 270-277 Search more

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