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254-03-5 4H-chromene | 
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| Chemical Name | 4H-chromene | 
| Synonyms | 4H-1-Benzopyran;4H-Chromene | 
| Molecular Formula | C9H8O | 
| Molecular Weight | 132.1592 | 
| InChl | InChI=1/C9H8O/c1-2-6-9-8(4-1)5-3-7-10-9/h1-4,6-7H,5H2 | 
| CAS Registry Number | 254-03-5 | 
| Molecular Structure | ![]()  | 
			    
| Density | 1.095g/cm3 | 
| Boiling Point | 213.9°C at 760 mmHg | 
| Refractive Index | 1.571 | 
| Flash Point | 75.7°C | 
| Vapour Pressur | 0.234mmHg at 25°C | 
| MSDS | |