PRODUCT Properties
| Boiling point: | 106-108 °C5.5 mm Hg(lit.) | 
                                    
| Density | 0.974 g/mL at 25 °C(lit.) | 
                                    
| vapor pressure | 5Pa at 25℃ | 
                                    
| FEMA | 2207 | BUTYL LEVULINATE | 
                                    
| refractive index | n | 
                                    
| Flash point: | 197 °F | 
                                    
| storage temp. | 2-8°C | 
                                    
| form | clear liquid | 
                                    
| color | Colorless to Almost colorless | 
                                    
| Specific Gravity | 0.974 | 
                                    
| Odor | at 100.00 %. fruity herbal waxy caramel savory | 
                                    
| Odor Type | herbal | 
                                    
| biological source | synthetic | 
                                    
| Water Solubility | Slightly soluble in water. | 
                                    
| JECFA Number | 608 | 
                                    
| InChIKey | ISBWNEKJSSLXOD-UHFFFAOYSA-N | 
                                    
| LogP | 1.435 at 20℃ | 
                                    
| Surface tension | 31.37mN/m at 293.15K | 
                                    
| CAS DataBase Reference | 2052-15-5(CAS DataBase Reference) | 
                                    
| NIST Chemistry Reference | Pentanoic acid, 4-oxo-, butyl ester(2052-15-5) | 
                                    
| EPA Substance Registry System | Butyl levulinate (2052-15-5) | 
                                    
Description and Uses
Butyl 4-Oxopentanoate is used in preparation and application of magnetic nano-solid acid catalyst iron oxide-polydopamine-sulfonic acid
Safety
| Symbol(GHS) | ![]() GHS07  | 
                                    
| Signal word | Warning | 
| Hazard statements | H315-H319 | 
| Precautionary statements | P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313 | 
| Hazard Codes | Xi | 
| Safety Statements | 24/25 | 
| WGK Germany | 2 | 
| RTECS | OI1695000 | 
| Hazard Note | Irritant | 
| TSCA | Yes | 
| HS Code | 29183000 | 




