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	Product:    O-Phthalodinitrile    
	Synonym: 1,2-Dicyanobenzene; o-Benzenedinitrile 
	CAS NO:  91-15-6 
	Molecular formula:  C8H4N2 
	Structural formula: 
	 
	Properties: 
	White powder. 
	Application:  
	It is used in phthalocyanine, fireproof resin and pharmaceutical intermediate. 
	Specification: 
	
		
			| 
					Items | 
					Quality |  
			| 
					Purity,% | 
					99 min. |  
			| 
					1,2-Dimethylbenzen,% | 
					0.1 max. |  
			| 
					Phthalimide,% | 
					1 max. |  
			| 
					Melting point, ºC | 
					137 min. |  
			| 
					Moisture,% | 
					0.1 max. |  
			| 
					O-toluic nitrile.% | 
					1 max. |  
	  |