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    | product Name | 1,1'-(butane-1,4-diyldibenzene-4,1-diyl)diethanone |  
    | Synonyms |  |  
    | Molecular Formula | C20H22O2 |  
    | Molecular Weight | 294.3875 |  
    | InChI | InChI=1/C20H22O2/c1-15(21)19-11-7-17(8-12-19)5-3-4-6-18-9-13-20(14-10-18)16(2)22/h7-14H,3-6H2,1-2H3 |  
    | CAS Registry Number | 6016-43-9 |  
    | Molecular Structure |   |  
    | Density | 1.055g/cm3 |  
    | Boiling point | 457.1°C at 760 mmHg |  
    | Refractive index | 1.555 |  
    | Flash point | 170.2°C |  
    | Vapour Pressur | 1.54E-08mmHg at 25°C |  
    | Hazard Symbols |  |  
    | Risk Codes |  |  
    | Safety Description |  |  |