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OXYCALONYSTERONE A

Year of first isolation: 2023
Formula:C27H38O8
Molecular weight:490
Occurence in plants:
Cyanotis arachnoidea [Commelinaceae] » Images of Cyanotis arachnoidea Wikipedia: Cyanotis arachnoidea [Commelinaceae]
Occurence in animals:
 
OXYCALONYSTERONE A

STRUCTURE DESCRIPTORS

Canonical SMILES 
Isomeric SMILES
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O[C@@H]1[C@H](O)CC([C@]2(C)C1)=C(O)C(C3C2=CC[C@@]4(C)[C@]3([H])C(C(O5)[C@]4([H])[C@](O)(C)[C@H]5CCC(C)(O)C)=O)=O » JSMol: View in 3D
IUPAC Name(4R,5S,6aR,8aR,8bR,9R,10R,12aR)-2,4,5,9-tetrahydroxy-10-(3-hydroxy-3-methylbutyl)-6a,8a,9-trimethyl-4,5,6,6a,8,8a,8b,9,10,11a,12a,12b-dodecahydro-1H-naphtho[2',1':4,5]indeno[2,1-b]furan-1,12(3H)-dione
CAS-RN 
PubChem CID 
InChiKey
[ ChemIDPlus: search ]
CRMQPNIAPSOLGG-RBZBJAKZSA-N
InChIInChI=1S/C27H38O8/c1-24(2,33)8-7-16-27(5,34)23-22(35-16)21(32)18-17-12(6-9-25(18,23)3)26(4)11-15(29)14(28)10-13(26)19(30)20(17)31/h6,14-18,22-23,28-30,33-34H,7-11H2,1-5H3/t14-,15+,16-,17?,18+,22?,23+,25+,26-,27+/m1/s1

MASS SPECTRUM

HRESIMS (positive ion mode) m/z 491.26435 [M+H]+, calculated for C27H39O8+ 491.26394; 513.2444 [M+Na]+, calculated for C27H38O8Na+ 513.24589;

CARBON NMR

PROTON NMR

DMSO-d6
0141.1
0268.0
0371.9
0426.8
05133.7
06142.6
07179.1
08124.8
09161.3
1040.76
1121.4
1234.0
1335.5
1450.7
15212.5
1680.1
1757.6
1817.1
1927.0
2078.8
2123.6
2289.9
2322.2
2440.8
2568.7
2629.1
2729.7
DMSO-d6
01-Hɑ1.13
01-Hβ2.17
02-Hɑ3.81
03-Hɑ3.33
04-Hɑ2.93
04-Hβ2.36
05-H-
07-H-
09-H-
11-Hɑ~ 2.34
11-Hβ~ 2.34
12-Hɑ1.07
12-Hβ1.56
14-Hβ4.05
15-Hɑ-
15-Hβ-
16-Hɑ4.10
16-Hβ-
17-Hɑ2.34
18-Me1.22
19-Me1.35
20-H-
21-Me1.31
22-H3.33
23-H1.51, 1.43
24-H1.57, 1.31
25-H-
26-Me1.07
27-Me1.08
HO-024.59
HO-034.93
HO-068.15
HO-204.73
HO-254.13

PHYSICAL PROPERTIES

M.P.— °C ;
[α]D25+68.8° (c 0.1; MeOH)
IR (KBr) ν max (cm-1)
UV (MeOH) λ max (log ε)245 nm (-) ;

CHROMATOGRAPHY

GLC
HPLC
HPTLC
TLC

BIOLOGICAL ACTIVITIES

 

REFERENCES

First isolationTÓTH G., SANTA-MARIA A.R. et al. (2023) J. Nat. Prod. 86, 4, 1074–1080, doi.org/10.1021/acs.jnatprod.2c00948 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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