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    | product Name | bicyclo[2.2.1]hept-2-ene-2-carboxylic acid |  
    | Synonyms |  |  
    | Molecular Formula | C8H10O2 |  
    | Molecular Weight | 138.1638 |  
    | InChI | InChI=1/C8H10O2/c9-8(10)7-4-5-1-2-6(7)3-5/h4-6H,1-3H2,(H,9,10) |  
    | CAS Registry Number | 698-39-5 |  
    | Molecular Structure | ![698-39-5 bicyclo[2.2.1]hept-2-ene-2-carboxylic acid](http://images-a.chemnet.com/suppliers/chembase/cas74/698-39-5.png)  |  
    | Density | 1.27g/cm3 |  
    | Boiling point | 269°C at 760 mmHg |  
    | Refractive index | 1.577 |  
    | Flash point | 121.7°C |  
    | Vapour Pressur | 0.00212mmHg at 25°C |  
    | Hazard Symbols |  |  
    | Risk Codes |  |  
    | Safety Description |  |  |