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TINOSAGISTERONE B

Year of first isolation: 2025
Formula:C27H42O9
Molecular weight:510
Occurence in plants:
Tinospora cordifolia [Menispermaceae] » Images of Tinospora cordifolia
Occurence in animals:
 
TINOSAGISTERONE B

STRUCTURE DESCRIPTORS

Isomeric SMILES
[ PubChem: search | XML ]
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CC(C)(O)CC[C@@H](O)[C@]([C@@]1([H])C[C@H](O)[C@@]2(O)C3=CC(C([C@@]4(C)[C@@]3(O5)CC[C@@]21C)C[C@H](O)[C@]5(C4)O)=O)(C)O » JSMol: View in 3D
IUPAC Name(2R,3S,9S,10S,13R,14S,15S,17S)-2,3,14,15-tetrahydroxy-10,13-dimethyl-17-((2R,3R)-2,3,6-trihydroxy-6-methylheptan-2-yl)-1,2,3,4,5,10,12,13,14,15,16,17-dodecahydro-2,9-epoxycyclopenta[a]phenanthren-6(11H)-one
CAS-RN 
PubChem CID 
InChiKey
[ ChemIDPlus: search ]
XHTPQWORZALAIB-VOSKJEAHSA-N
InChIInChI=1S/C27H42O9/c1-21(2,32)7-6-18(29)24(5,33)16-12-20(31)27(35)17-11-15(28)14-10-19(30)26(34)13-23(14,4)25(17,36-26)9-8-22(16,27)3/h11,14,16,18-20,29-35H,6-10,12-13H2,1-5H3/t14?,16-,18+,19-,20-,22+,23-,24+,25+,26+,27-/m0/s1

MASS SPECTRUM

HRESIMS (negative ion mode) m/z509.2752 (M-H)- (calcd 509.2756)

CARBON NMR

PROTON NMR

CD3OD
0139.1
02108.8
0372.2
0434.9
0552.9
06205.0
07123.4
08152.0
0983.2
1048.5
1131.3
1230.6
1348.4
1486.0
1571.3
1632.4
1748.6
1820.9
1918.2
2077.6
2121.0
2278.4
2327.4
2442.4
2571.3
2629.0
2729.6
CD3OD
01-Ha2.19 (d, 11.0)
01-Hb1.94 (d, 11.0)
02-H-
03-He3.79 (d, 5.7)
04-Ha2.22 (m)
04-Hb1.79 (m)
05-H2.41 (d, 10.5)
07-H5.87 (s)
09-H-
11-Ha1.96 (m)
11-Hb1.81 (m)
12-Ha2.25 (m)
12-Hb1.81 (m)
14-H3.70 (s)
15-H4.27 (dd, 9.1, 6.0)
16-Ha2.46 (m)
16-Hb1.50 (m)
17-H2.49 (m)
18-Me1.04 (s)
19-Me0.92 (s)
21-Me1.16 (s)
22-H3.26 (dd, 12.0, 1.7)
23-Ha1.65 (td, 12.0, 3.4)
23-Hb1.29 (m)
24-Ha1.80 (m)
24-Hb1.43 (m)
26-Me1.19 (s)
27-Me1.20 (s)

PHYSICAL PROPERTIES

M.P.— °C
[α]D20+ 35.0 (c 0.1 ; MeOH)
IR (KBr) ν max (cm-1)3427, 2966, 2938, 1678
UV (MeOH) λ max (log ε)225nm (4.60) ;

CHROMATOGRAPHY

HPTLC
HPLC
TLC
GLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationYUAN, R.-Q. et al. (2025) Chemistry & Biodiversity https://doi.org/10.1002/cbdv.202501502 Search more

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© Université Pierre & Marie Curie, Paris 6, France
© Institute of Organic Chemistry and Biochemistry, Academy of Sciences, Prague, Czech Republic
© Institut National de la Recherche Agronomique, Versailles, France
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