Novel conversion of 3-(α-hydroxybenzyl)flavones to 3-benzoylchromones and 3-cyanoflavones with NaN3/TFA
作者:Asok K Mallik、Falguni Chattopadhyay、Sankar P Dey
DOI:10.1016/s0040-4039(00)00730-9
日期:2000.6
On treatment with NaN3/TFA, 3-(α-hydroxybenzyl)flavones are converted to 3-benzoyl- chromones and 3-cyanoflavones, plausible mechanisms for which have been suggested.
A facile transformation of -3-benzylideneflavanones to 3-(α-hydroxybenzyl) flavones
作者:Mrinal G. Dhara、Surya K. De、Asok K. Mallik
DOI:10.1016/0040-4039(96)01809-6
日期:1996.10
During reaction of -3-benzylideneflavanones with NBS/dibenzoyl peroxide in CCl4 3-(α-hydroxybenzyl) flavones are formed, possibly through involvement of moisture.