3-Cyano-PROXYL
Names
[ CAS No. ]: 
2154-70-3
        
[ Name ]: 
3-Cyano-PROXYL
        
[Synonym ]:
                
                3-Cyano-2,2,5,5-tetramethyl-1-pyrrolidinyloxy,free radical
                
                
            
                
                3-Cyano-2,2,5,5-tetramethyl-1-pyrrolidinyl-N-oxyl
                
                
            
                
                1-Pyrrolidinyloxy,3-cyano-2,2,5,5-tetramethyl
                
                
            
                
                2,2,5,5-Tetramethyl-3-cyano-pyrrolidin-1-oxyl
                
                
            
                
                MFCD00010548
                
                
            
                
                3-Cyano-proxyl
                
                
            
                
                3-Cyan-2,2,5,5-tetramethyl-pyrrolidin-1-yloxy
                
                
            
                
                3-cyano-2,2,5,5-tetramethylpyrrolidine-1-oxyl
                
                
                
                
    
Chemical & Physical Properties
[ Melting Point ]:
31-33ºC(lit.)
            
[ Molecular Formula ]:
C9H15N2O
            
[ Molecular Weight ]:
167.22800
            
[ Exact Mass ]:
167.11800
            
[ PSA ]:
27.03000
            
[ LogP ]:
1.67248
            
[ Vapour Pressure ]:
0.00131mmHg at 25°C
            
[ Index of Refraction ]:
1.506
            
MSDS
Safety Information
[ Symbol ]:
                
                
                GHS07
            
[ Signal Word ]: 
Warning
            
[ Hazard Statements ]:
 H302 + H312 + H332
            
[ Precautionary Statements ]:
 P280
            
[ Personal Protective Equipment ]:
 dust mask type N95 (US);Eyeshields;Gloves
            
[ Hazard Codes ]:
 Xn: Harmful;
            
[ Risk Phrases ]:
 20/21/22
            
[ Safety Phrases ]:
 36
            
[ RIDADR ]: 
NONH for all modes of transport
            
Articles
Radiat. Res. 132 , 87, (1992)
The nitroxide Tempol, a stable free radical, has recently been shown to protect mammalian cells against several forms of oxidative stress including radiation-induced cytotoxicity. To extend this obser...