Isobutyric anhydride CAS#: 97-72-3; ChemWhat Code: 58822
Names & Identifiers |
| Product Name | Isobutyric anhydride |
| Synonyms | isobutyrylanhydride;isobutyryloxide;Propanoicacid,2-methyl-,anhydride;DIMETHYLACETIC ANHYDRIDE;ISOBUTYRIC ANHYDRIDE;BIS(2-METHYLPROPIONIC ACID) ANHYDRIDE;2-METHYLPROPIONIC ANHYDRIDE;2-METHYLPROPANOIC ANHYDRIDE |
| CAS Registry Number | 97-72-3 |
| Molecular Formula | C8H14O3 |
| Molecular Weight | 158.19 |
| EINECS | 202-603-6 |
| Other Registry Numbers | |
| IUPA Names, InChI, InChI Key, Canonical SMILES, etc.: | IUPA Names, InChI, InChI Key, Canonical SMILES, etc. |
![]() |
|
Chemical & Physical Properties |
| Melting point | -53 °C |
| Boiling Point | 182 °C(lit.) |
| Density | 0.954 g/mL at 25 °C(lit.) |
| vapor Density | 5.45 (vs air) |
| vapor pressure | 10 mm Hg ( 67 °C) |
| Refractive Index | n |
| Flash Point | 152 °F |
| Storage | Store at 0°C |
| form | Liquid |
| Color | Clear Colorless |
| Explosive Limit | 1.09%, 87°F |
| Water Solubility | decomposes |
| Sensitive | Moisture Sensitive |
| BRN | 386267 |
| More Properties From PubChem | Topological Polar Surface Area, Monoisotopic Mass, etc. |
| NIST Chemistry Reference | Propanoic acid, 2-methyl-, anhydride(97-72-3) |
| EPA Substance Registry System | Propanoic acid, 2-methyl-, anhydride(97-72-3) |
Safety & Hazards(Codes & Phrases) |
| Hazard Codes | C |
| R Phrase | 34-21/22 |
| S Phrase | 26-36/37/39-45 |
| RIDADR | 2922 |
| WGK Germany | 3 |
| RTECS | NQ5550000 |
| F | 13-21 |
| TSCA | Yes |
| Storage Class | 8 |
| Packing Group | II |
| Hazardous Substances Data | 97-72-3(Hazardous Substances Data) |
| More Safety & Hazards From PubChem | Signal, GHS Hazard Statements, Precautionary Statement Codes, etc. |
Literature |
| Literature on PubChem | Synthesis References, Metabolite References, etc. |
Patents |
| Patents on PubChem | Related Patents Of This Product |
Transportation, Storage & Usage |
| Transportation | No Information |
| Storage | No Information |
| Usage | No Information |
Spectral Properties |
| No Information |
Buy Reagent | |
| No reagent supplier? | Send quick inquiry to ChemWhat |
| Want to be listed here as a reagent supplier? (Paid service) | Click here to contact ChemWhat |
Approved Manufacturers | |
| Want to be listed as an approved manufacturer (Requires approvement)? | Please download and fill out this form and send back to approved-manufacturers@chemwhat.com |
Other Suppliers | |
| Watson International Limited | Visit Watson Official Website |
Contact Us for Other Help | |
| Contact us for other information or services | Click here to contact ChemWhat |


