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Molecule
Kaempferol
CAS: 520-18-3 · C15H10O6
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 520-18-3
- Molecular Formula
- C15H10O6
- Molecular Mass
- 286.24 g/mol
Identifiers
CAS Registry Number
520-18-3
SMILES
O=c1c(O)c(-c2ccc(O)cc2)oc2cc(O)cc(O)c12
InChI Key
IYRMWMYZSQPJKC-UHFFFAOYSA-N
InChI
InChI=1S/C15H10O6/c16-8-3-1-7(2-4-8)15-14(20)13(19)12-10(18)5-9(17)6-11(12)21-15/h1-6,16-18,20H
Names and Synonyms
- Kaempferol Common Name
- 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-(4-hydroxyphenyl)- Synonym
- Flavone, 3,4′,5,7-tetrahydroxy- Synonym
- 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one Synonym
- C.I. 75640 Synonym
- Indigo Yellow Synonym
- Kaempferol Synonym
- Kempferol Synonym
- Rhamnolutin Synonym
- Robigenin Synonym
- Swartziol Synonym
- 3,5,7,4′-Tetrahydroxyflavone Synonym
- Trifolitin Synonym
- 5,7,4′-Trihydroxyflavonol Synonym
- Kaempherol Synonym
- Kaemferol Synonym
- 3,4′,5,7-Tetrahydroxyflavone Synonym
- Nimbecetin Synonym
- Populnetin Synonym
- Rhamnolutein Synonym
- Pelargidenolon Synonym
- Kampcetin Synonym
- Pelargidenon Synonym
- NSC 407289 Synonym
- NSC 656277 Synonym
- 3′-Deoxyquercetin Synonym
- CSU-2056 Synonym
- CSU 2056 Synonym
- 3,5,7-Trihydroxy-2-(4-hydroxyphenyl)chromen-4-one Synonym
- ST 030560 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 286.24 g/mol | CAS Common Chemistry |
| 286.23900000000003 g/mol | RDKit | |
| 286.239 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Kaempferol | CAS Common Chemistry |
| Canonical SMILES | O=C1C(O)=C(OC=2C=C(O)C=C(O)C12)C=3C=CC(O)=CC3 | CAS Common Chemistry |
| InChI | InChI=1S/C15H10O6/c16-8-3-1-7(2-4-8)15-14(20)13(19)12-10(18)5-9(17)6-11(12)21-15/h1-6,16-18,20H | CAS Common Chemistry |
| InChI Key | InChIKey=IYRMWMYZSQPJKC-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 277 °C | CAS Common Chemistry |
| Name | Kaempferol | CAS Common Chemistry |
| Heavy Atom Count | 21 | RDKit |
| Hydrogen Bond Acceptors | 6 | RDKit |
| Hydrogen Bond Donors | 4 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 3 | RDKit |
| Topological Polar Surface Area | 111.13000000000001 Ų | RDKit |
| 111.13 Ų | RDKit | |
| 107.22 Ų | chempirical lib | |
| LogP | 2.2824000000000004 | RDKit |
| 2.2824 | RDKit | |
| Molar Refractivity | 74.5792 cm³/mol | RDKit |
| Ring Count | 3 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.0 | RDKit |
| Exact Mass | 286.04773804 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
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.
External Resources
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MW = 286.24 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C15H10O6.
