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Molecule
Isobutyric Anhydride
CAS: 97-72-3 · C8H14O3
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 97-72-3
- Molecular Formula
- C8H14O3
- Molecular Mass
- 158.20 g/mol
Identifiers
CAS Registry Number
97-72-3
SMILES
CC(C)C(=O)OC(=O)C(C)C
InChI Key
LSACYLWPPQLVSM-UHFFFAOYSA-N
InChI
InChI=1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3
Names and Synonyms
- Isobutyric Anhydride Common Name
- Propanoic acid, 2-methyl-, 1,1′-anhydride Synonym
- Isobutyric anhydride Synonym
- Propanoic acid, 2-methyl-, anhydride Synonym
- Isobutyric acid anhydride Synonym
- Isobutyryl anhydride Synonym
- 2-Methylpropanoic anhydride Synonym
- Isobutanoic anhydride Synonym
- 2-Methylpropionic anhydride Synonym
- 2-Methylpropanoic acid anhydride Synonym
- 2-Methylpropionic acid anhydride Synonym
- 2-Methylpropanoyl-2-methylpropanoate Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 158.20 g/mol | CAS Common Chemistry |
| 158.19699999999997 g/mol | RDKit | |
| 158.197 g/mol | RDKit | |
| Density | 0.95 g/cm³ | CAS Common Chemistry |
| 0.9535 g/cm3 @ 20 °C | CAS Common Chemistry | |
| Canonical SMILES | O=C(OC(=O)C(C)C)C(C)C | CAS Common Chemistry |
| InChI | InChI=1S/C8H14O3/c1-5(2)7(9)11-8(10)6(3)4/h5-6H,1-4H3 | CAS Common Chemistry |
| InChI Key | InChIKey=LSACYLWPPQLVSM-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | -53.5 °C | CAS Common Chemistry |
| Name | Isobutyric anhydride | CAS Common Chemistry |
| Heavy Atom Count | 11 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 0 | RDKit |
| Rotatable Bonds | 2 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 43.370000000000005 Ų | RDKit |
| 43.37 Ų | RDKit | |
| LogP | 1.3681999999999999 | RDKit |
| 1.3682 | RDKit | |
| Molar Refractivity | 40.775000000000006 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.75 | RDKit |
| Exact Mass | 158.094294308 g/mol | RDKit |
| Boiling Point | 181.5 °C @ 734 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
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Quick conversion
MW = 158.20 g/mol; density = 0.950 g/mL. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C8H14O3.
