| abstract |
A process for the preparation of carbazole derivatives, of the general formula **(Formula)** where R2 is hydrogen, halogen, trifluoromethyl, hydroxyl, lower alkyl, hydroxy-lower alkyl, lower alkylthio, amino, mono-lower alkylamino or di-lower alkylamino; and R3 is halogen, trifluoromethyl, lower alkyl, hydroxy-lower alkyl, lower alkoxy, lower alkylthio, hydroxy amino, mono-lower alkylamino, or di-lower alkylamino, or R2, taken together with adjacent R3, is lower alkylenedioxy, |