Propionic Anhydride
                                        
                                    Propionic Anhydride
                            - 123-62-6
 - C6H10O3
 
Propanoic anhydride is an organic compound with the formula (CH3CH2CO)2O. This simple acid anhydride is a colourless liquid. It is a widely used reagent in organic synthesis.
Basic Info
| Chemical Name | Propionic anhydride | 
|---|---|
| Synonyms | proprionic anhydridepropanoic acid anhydride  | 
| CAS No. | 123-62-6 | 
| Molecular Formula | C6H10O3 | 
| Molecular Weight | 130.14200 | 
| PSA | 43.37000 | 
| LogP | 0.87620 | 
Properties
| Appearance & Physical State | COLOURLESS LIQUID , WITH PUNGENT ODOUR | 
|---|---|
| Density | 1.015 | 
| Boiling Point | 167-170ºC | 
| Melting Point | -42ºC | 
| Flash Point | 63ºC | 
| Refractive Index | 1.403-1.405 | 
| Water Solubility | hydrolyses | 
| Stability | Stable. Combustible. Incompatible with strong oxidizing agents, water, moisture, most common metals, active halogen compounds, ammonia, amines. | 
| Vapor Density | 4.5 (vs air) | 
| Vapor Pressure | 10 mm Hg ( 57.7 °C) | 
Safety Info
| RTECS | UF9100000 | 
|---|---|
| Hazard Class | 8 | 
| Safety Statements | S26-S45 | 
| HS Code | 2942000000 | 
| WGK Germany | 1 | 
| Packing Group | III | 
| RIDADR | UN 2496 | 
| Risk Statements | R34 | 
| Hazard Codes | C | 
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