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|Title:||Selective halogenation of 1-(2-hydroxyphenyl)-3-phenylpropane-1,3-diones using phase transfer catalysis and synthesis of 3- chloro- and 3-bromo-flavones|
|Authors:||Makrandi, J K|
|IPC Code:||Int.Cl.7 C 07 D 311/02|
|Abstract:||Selective chlorination and bromination of 1-(2-hydroxyphenyl)- 3-phenylpropane-1,3-diones have been achieved by their reaction with ammonium chloride/ammonium bromide and hydrogen peroxide in biphase medium using phase transfer catalysis.|
|Appears in Collections:|| IJC-B Vol.43B(04) [April 2004]|
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