3,5,6,7-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one
Names
[ CAS No. ]: 
4472-73-5
        
[ Name ]: 
3,5,6,7-tetramethoxy-2-(4-methoxyphenyl)chromen-4-one
        
[Synonym ]:
                
                6-hydroxykaempferol 3,5,6,7,4'-pentamethyl ether
                
                
            
                
                3,5,6,7,4'-pentamethoxyflavone
                
                
            
                
                3,4',5,6,7-PENTAMETHOXYFLAVONE
                
                
            
                
                3,5,6,7,4'-Pentamethoxy-flavon
                
                
                
                
    
Chemical & Physical Properties
[ Density]:
1.29g/cm3
            
[ Boiling Point ]:
558.9ºC at 760 mmHg
            
[ Molecular Formula ]:
C20H20O7
            
[ Molecular Weight ]:
372.36900
            
[ Flash Point ]:
245.6ºC
            
[ Exact Mass ]:
372.12100
            
[ PSA ]:
76.36000
            
[ LogP ]:
3.50300
            
[ Index of Refraction ]:
1.588
            
Safety Information
[ HS Code ]:
 2914509090
            
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2914509090
[ Summary ]: 
HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%