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Obacunone
CAS: 751-03-1 | C26H30O7
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
751-03-1
Molecular Formula:
C26H30O7
Molecular Mass:
454.52 g/mol
Names and Synonyms:
Obacunone
Oxireno[4,4a]-2-benzopyrano[6,5-g][2]benzoxepin-3,5,9(3aH,4bH,6H)-trione, 1-(3-furanyl)-1,6a,7,11a,11b,12,13,13a-octahydro-4b,7,7,11a,13a-pentamethyl-, (1S,3aS,4aR,4bR,6aR,11aR,11bR,13aS)-
Oxireno[4,4a]-2-benzopyrano[6,5-g][2]benzoxepin-3,5,9(3aαH,4bH,6H)-trione, 1α-(3-furyl)-1,6aα,7,11a,11bα,12,13,13a-octahydro-4bβ,7,7,11aβ,13aα-pentamethyl-
Obacunone
Obacunoic acid, ε-lactone
(1S,3aS,4aR,4bR,6aR,11aR,11bR,13aS)-1-(3-Furanyl)-1,6a,7,11a,11b,12,13,13a-octahydro-4b,7,7,11a,13a-pentamethyloxireno[4,4a]-2-benzopyrano[6,5-g][2]benzoxepin-3,5,9(3aH,4bH,6H)-trione
Tricoccin S3
Oxireno[4,4a]-2-benzopyrano[6,5-g][2]benzoxepin-3,5,9(3aH,4bH,6H)-trione, 1-(3-furanyl)-1,6a,7,11a,11b,12,13,13a-octahydro-4b,7,7,11a,13a-pentamethyl-, [1S-(1α,3aα,4aS*,4bβ,6aα,11aβ,11bα,13aα)]-
[1S-(1α,3aα,4aS*,4bβ,6aα,11aβ,11bα,13aα)]-1-(3-Furanyl)-1,6a,7,11a,11b,12,13,13a-octahydro-4b,7,7,11a,13a-pentamethyloxireno[4,4a]-2-benzopyrano[6,5-g][2]benzoxepin-3,5,9(3aH,4bH,6H)-trione
Obacunoic acid 3,4-lactone
14,15:21,23-Diepoxy-4,4,8-trimethyl-A,D-dihomo-24-nor-4,17-dioxachola-1,20,22-triene-3,7,16-trione
Obakunone
Identifiers:
SMILES:
CC1(C)OC(=O)C=C[C@]2(C)[C@H]3CC[C@@]4(C)[C@H](c5ccoc5)OC(=O)[C@H]5O[C@]54[C@]3(C)C(=O)C[C@@H]12
InChI:
InChI=1S/C26H30O7/c1-22(2)16-12-17(27)25(5)15(23(16,3)9-7-18(28)32-22)6-10-24(4)19(14-8-11-30-13-14)31-21(29)20-26(24,25)33-20/h7-9,11,13,15-16,19-20H,6,10,12H2,1-5H3/t15-,16+,19+,20-,23-,24+,25+,26-/m1/s1
Key Properties
Melting Point
130-229 °C
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 454.52 g/mol | CAS Common Chemistry |
| 454.51900000000023 g/mol | RDKit | |
| 454.19915329999986 g/mol | RDKit | |
| Canonical SMILES | O=C1OC(C)(C)C2CC(=O)C3(C)C(CCC4(C)C(OC(=O)C5OC534)C6=COC=C6)C2(C=C1)C | CAS Common Chemistry |
| InChI | InChI=1S/C26H30O7/c1-22(2)16-12-17(27)25(5)15(23(16,3)9-7-18(28)32-22)6-10-24(4)19(14-8-11-30-13-14)31-21(29)20-26(24,25)33-20/h7-9,11,13,15-16,19-20H,6,10,12H2,1-5H3/t15-,16+,19+,20-,23-,24+,25+,26-/m1/s1 | CAS Common Chemistry |
| InChI Key | InChIKey=MAYJEFRPIKEYBL-OASIGRBWSA-N | CAS Common Chemistry |
| Melting Point | 130-229 °C | CAS Common Chemistry |
| Name | Obacunone | CAS Common Chemistry |
| Heavy Atom Count | 33 | RDKit |
| Hydrogen Bond Acceptors | 7 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 95.34 Ų | RDKit |
| LogP | 3.9246000000000034 | RDKit |
| Molar Refractivity | 114.61500000000004 | RDKit |
