Back to Search
Molecule
3-Oxocyclopentanecarboxylic Acid
CAS: 98-78-2 · C6H8O3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 98-78-2
- Molecular Formula
- C6H8O3
- Molecular Mass
- 128.13 g/mol
Identifiers
CAS Registry Number
98-78-2
SMILES
O=C1CCC(C(=O)O)C1
InChI Key
RDSNBKRWKBMPOP-UHFFFAOYSA-N
InChI
InChI=1S/C6H8O3/c7-5-2-1-4(3-5)6(8)9/h4H,1-3H2,(H,8,9)
Names and Synonyms
- 3-Oxocyclopentanecarboxylic Acid Systematic Name
- Cyclopentanecarboxylic acid, 3-oxo- Synonym
- 3-Oxocyclopentanecarboxylic acid Synonym
- Cyclopentanone-3-carboxylic acid Synonym
- NSC 19869 Synonym
- 3-Ketocyclopentylcarboxylic acid Synonym
- 3-Oxocyclopentane-1-carboxylic acid Synonym
- 3-Carboxycyclopentanone Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 128.13 g/mol | CAS Common Chemistry |
| 128.12699999999998 g/mol | RDKit | |
| 128.127 g/mol | RDKit | |
| Canonical SMILES | O=C(O)C1CC(=O)CC1 | CAS Common Chemistry |
| InChI | InChI=1S/C6H8O3/c7-5-2-1-4(3-5)6(8)9/h4H,1-3H2,(H,8,9) | CAS Common Chemistry |
| InChI Key | InChIKey=RDSNBKRWKBMPOP-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 65 °C | CAS Common Chemistry |
| Name | 3-Oxocyclopentanecarboxylic acid | CAS Common Chemistry |
| Heavy Atom Count | 9 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 54.370000000000005 Ų | RDKit |
| 54.37 Ų | RDKit | |
| LogP | 0.4402 | RDKit |
| Molar Refractivity | 29.983799999999988 cm³/mol | RDKit |
| Ring Count | 1 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.6667 | RDKit |
| 0.67 | chempirical lib | |
| Exact Mass | 128.047344116 g/mol | RDKit |
| Boiling Point | 178-180 °C @ 17 Torr | CAS Common Chemistry |
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
Convert
Quick conversion
MW = 128.13 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C6H8O3.
