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    | product Name | 1-Phenyl-3-pyrazolidinone |  
    | Synonyms | 1-Phenyl-3-pyrazolidone  = Phenidone-A; Phenidone A; 1-Phenyl-3-pyrazolidino; Phenidone; 1-Phenyl-3-pyrazolidone; phenidon A; 1-phenylpyrazolidin-3-one |  
    | Molecular Formula | C9H10N2O |  
    | Molecular Weight | 162.1885 |  
    | InChI | InChI=1/C9H10N2O/c12-9-6-7-11(10-9)8-4-2-1-3-5-8/h1-5H,6-7H2,(H,10,12) |  
    | CAS Registry Number | 92-43-3 |  
    | EINECS | 202-155-1 |  
    | Molecular Structure |   |  
    | Density | 1.188g/cm3 |  
    | Melting point | 119-123℃ |  
    | Boiling point | 304.1°C at 760 mmHg |  
    | Refractive index | 1.578 |  
    | Flash point | 137.7°C |  
    | Water solubility | SOLUBLE IN HOT WATER |  
    | Vapour Pressur | 0.000393mmHg at 25°C |  
    | Hazard Symbols |  Xn:Harmful; 
  N:Dangerous for the environment; 
 |  
    | Risk Codes | R22:; R51/53:;
 
 |  
    | Safety Description | S61:; 
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